Mystery of Easter Island Preview
NOVA
Mystery of Easter Island Preview
NOVA
Air Date: 09/19/12 | Rating: NR
A remote, bleak speck of rock in the middle of the Pacific, Easter Island, or Rapa Nui, has mystified the world ever since the first Europeans arrived in 1722. How and why did the ancient islanders build and move nearly 900 giant statues or moai, weighing up to 86 tons? And how did they transform a presumed paradise into a treeless wasteland, bringing ruin upon their island and themselves?
When Whales Could Walk
S51 Ep1 | 53m 31s
Air Date: 01/31/24 | Expires: 01/30/27
Giant fossils uncovered in the Sahara Desert reveal new secrets of how whales evolved.
Easter Island Origins
S51 Ep2 | 53m 17s
Air Date: 02/07/24 | Expires: 02/06/27 | Rating: TV-PG
New evidence reveals the real story of Easter Island and the builders of its stone heads.
Building the Eiffel Tower
S51 Ep3 | 53m 29s
Air Date: 02/14/24 | Expires: 02/13/27
Explore the engineering behind Paris’s iconic landmark, the tallest structure of its time.
Hunt for the Oldest DNA
S51 Ep4 | 53m 10s
Air Date: 02/21/24 | Expires: 02/20/27
Follow the quest to recover DNA millions of years old for the very first time.
A.I. Revolution
S51 Ep5 | 53m 30s
Air Date: 03/27/24 | Expires: 04/24/27
Explore the promise and perils of new A.I. technologies.
Great American Eclipse
S51 Ep6 | 53m 34s
Air Date: 04/03/24 | Expires: 04/02/27
Explore the spectacular cosmic phenomenon of a total solar eclipse.
London Super Tunnel
S50 Ep1 | 53m 20s
Air Date: 02/01/23 | Expires: 01/31/26 | Rating: TV-PG
Thousands race to build Europe's biggest construction project–London's new railroad.
Star Chasers of Senegal
S50 Ep2 | 53m 20s
Air Date: 02/08/23 | Expires: 02/01/25 | Rating: TV-PG
A visionary scientist investigates the deep history of astronomy in West Africa.
Ancient Builders of the Amazon
S50 Ep3 | 53m 22s
Air Date: 02/15/23 | Expires: 02/14/26 | Rating: TV-PG
Archaeological discoveries reveal traces of ancient civilizations in the Amazon.
New Eye on the Universe
S50 Ep4 | 53m 31s
Air Date: 02/22/23 | Expires: 02/21/26 | Rating: TV-PG
See the latest stunning images and discoveries from the James Webb Space Telescope.
Weathering the Future
S50 Ep5 | 53m 31s
Air Date: 04/12/23 | Expires: 04/11/26 | Rating: TV-PG
Americans use ancient wisdom and new technology to fight extreme weather.
Chasing Carbon Zero
S50 Ep6 | 53m 31s
Air Date: 04/26/23 | Expires: 04/25/26 | Rating: TV-PG
Here’s how the U.S. could reach net-zero carbon emissions by 2050.
Saving the Right Whale
S50 Ep7 | 53m 31s
Air Date: 05/03/23 | Expires: 05/02/26 | Rating: TV-PG
Follow scientists determined to save the critically endangered right whale.
Hidden Volcano Abyss
S50 Ep8 | 53m 19s
Air Date: 05/10/23 | Expires: 05/09/26 | Rating: TV-PG
Investigate one of the most powerful volcanic eruptions in recorded history.
Your Brain: Perception Deception
S50 Ep9 | 53m 30s
Air Date: 05/17/23 | Expires: 05/16/26 | Rating: TV-PG
Neuroscientists discover the tricks and shortcuts the brain takes to help us survive.
Your Brain: Who’s in Control?
S50 Ep10 | 53m 31s
Air Date: 05/24/23 | Expires: 05/23/26 | Rating: TV-PG
Dive into the subconscious to see what’s really driving the decisions you make.
Ancient Earth: Birth of the Sky
S50 Ep11 | 53m 47s
Air Date: 10/04/23 | Expires: 07/16/31 | Rating: TV-PG
See how Earth transformed from a barren hellscape to a planet capable of sustaining life.
Ancient Earth: Frozen
S50 Ep12 | 53m 46s
Air Date: 10/11/23 | Expires: 07/16/31 | Rating: TV-PG
How did life survive on a planet covered in ice from pole to pole?
Ancient Earth: Life Rising
S50 Ep13 | 53m 47s
Air Date: 10/18/23 | Expires: 07/16/31
See how life made the leap to land, turning a barren landscape into a lush, green world.
Ancient Earth: Inferno
S50 Ep14 | 53m 45s
Air Date: 10/25/23 | Expires: 07/16/31
How did life bounce back after a cataclysmic extinction wiped out some 90% of all species?
Ancient Earth: Humans
S50 Ep15 | 53m 15s
Air Date: 11/01/23 | Expires: 07/16/31
How did Earth give rise to humans? See what made our species' existence possible.
Inside China’s Tech Boom
S50 Ep16 | 53m 20s
Air Date: 11/08/23 | Expires: 11/07/26
The inside story of China’s meteoric rise to the forefront of global innovation.
The Battle to Beat Malaria
S50 Ep17 | 53m 54s
Air Date: 11/15/23 | Expires: 11/14/26
Follow the quest to create a lifesaving malaria vaccine.
Lee and Liza’s Family Tree
S50 Ep18 | 53m 31s
Air Date: 11/22/23 | Expires: 11/21/26 | Rating: TV-PG
A family turns to science in their struggle to rediscover a history obscured by slavery.
Arctic Sinkholes
S49 Ep1 | 53m 30s
Air Date: 02/02/22 | Expires: 02/01/25 | Rating: TV-PG
In the Arctic, enormous releases of methane, a potent greenhouse gas, threaten the climate
Secrets in the Scat
S49 Ep2 | 53m 32s
Air Date: 02/09/22 | Expires: 02/08/25 | Rating: TV-PG
Join biologists on an ingenious hunt for the clues hidden in animal poop.
Great Mammoth Mystery
S49 Ep3 | 53m 16s
Air Date: 02/16/22 | Expires: 02/01/25 | Rating: TV-PG
Sir David Attenborough explores a site with traces of ancient mammoths and Neanderthals.
Augmented
S49 Ep4 | 1h 25m 2s
Air Date: 02/23/22 | Expires: 02/22/25
An ingenious new technology allows prosthetic legs to move and feel like the real thing.
Determined: Fighting Alzheimer’s
S49 Ep5 | 53m 28s
Air Date: 04/06/22 | Expires: 04/05/25 | Rating: TV-PG
Follow three women enrolled in a new study to try to prevent Alzheimer’s.
Why Ships Crash
S49 Ep8 | 53m 20s
Air Date: 05/18/22 | Expires: 05/17/32 | Rating: TV-PG
How could a single ship cause a major supply chain crisis around the globe?
Ice Age Footprints
S49 Ep9 | 53m 21s
Air Date: 05/25/22 | Expires: 05/24/25 | Rating: TV-PG
Ancient footprints provide new evidence of humans and extinct giant beasts of the Ice Age.
Ultimate Space Telescope
S49 Ep10 | 53m 33s
Air Date: 07/13/22 | Rating: TV-PG
Discover how NASA engineers built and launched the most ambitious telescope of all time.
Ending HIV in America
S49 Ep11 | 53m 33s
Air Date: 10/05/22 | Expires: 10/04/25
Can innovative drugs and therapies finally end HIV?
Saving Venice
S49 Ep12 | 53m 31s
Air Date: 09/28/22 | Expires: 09/27/25 | Rating: TV-PG
Can innovative engineering projects save Venice?
Rebuilding Notre Dame
S49 Ep13 | 53m 30s
Air Date: 10/05/22 | Expires: 12/13/25 | Rating: TV-PG
A team tackles the restoration of iconic Notre Dame Cathedral.
Computers v. Crime
S49 Ep14 | 53m 30s
Air Date: 10/12/22 | Expires: 10/11/25 | Rating: TV-PG
Is artificial intelligence making policing and courts fairer, or is it increasing bias?
Can Psychedelics Cure?
S49 Ep15 | 53m 47s
Air Date: 10/19/22 | Expires: 10/18/25 | Rating: TV-14
Psychedelics are unlocking new ways to treat conditions like addiction and depression.
Ocean Invaders
S49 Ep16 | 53m 32s
Air Date: 10/26/22 | Expires: 10/25/25 | Rating: TV-PG
Meet one of the ocean’s most beautiful and destructive species: Lionfish.
Nazca Desert Mystery
S49 Ep17 | 53m 31s
Air Date: 11/02/22 | Expires: 02/01/25 | Rating: TV-PG
Who created the Nazca lines and why? New clues to one of the greatest ancient enigmas.
Crypto Decoded
S49 Ep18 | 53m 22s
Air Date: 11/09/22 | Expires: 11/08/25 | Rating: TV-PG
What exactly is crypto, and how does it work? This technology is more than just money.
Zero to Infinity
S49 Ep19 | 53m 32s
Air Date: 11/16/22 | Expires: 11/15/25 | Rating: TV-PG
Discover how the concepts of zero and infinity revolutionized mathematics.
Reef Rescue
S48 Ep4 | 54m 6s
Air Date: 04/21/21 | Expires: 12/31/26 | Rating: TV-G
Scientists race to help corals adapt to warming oceans through assisted evolution.
Fighting for Fertility
S48 Ep5 | 53m 6s
Air Date: 05/12/21 | Expires: 05/11/24 | Rating: TV-14
Meet people struggling with infertility and the challenges of assisted reproduction.
Hindenburg: The New Evidence
S48 Ep6 | 53m 13s
Air Date: 05/19/21 | Expires: 02/01/25 | Rating: TV-PG
A revealing new investigation of one of history’s most iconic aviation disasters.
Great Electric Airplane Race
S48 Ep7 | 53m 7s
Air Date: 05/26/21 | Expires: 05/25/24 | Rating: TV-G
Will electric planes replace polluting airliners and lead to flying taxis in our cities?
High-Risk High-Rise
S48 Ep8 | 53m
Air Date: 01/05/22 | Expires: 09/07/24 | Rating: TV-PG
Can skyscrapers be made safer, more efficient, and livable in our rapidly growing cities?
Ship That Changed the World
S48 Ep9 | 53m 12s
Air Date: 06/02/21 | Expires: 06/01/24 | Rating: TV-G
As we excavate a 500-year-old wreck, learn the secrets behind history’s great ships.
Bat Superpowers
S48 Ep10 | 53m 13s
Air Date: 09/15/21 | Expires: 02/01/25 | Rating: TV-PG
Could the source of the deadliest viruses hold the secret to a healthier and longer life?
The Cannabis Question
S48 Ep11 | 53m 36s
Air Date: 09/29/21 | Expires: 09/28/24 | Rating: TV-PG
As state-legalized cannabis spreads, NOVA explores its little-known risks and benefits.
Particles Unknown
S48 Ep12 | 53m 28s
Air Date: 10/06/21 | Rating: TV-PG
Join the hunt for the universe’s most common—yet most elusive and baffling—particle.
Arctic Drift
S48 Ep13 | 53m 31s
Air Date: 10/13/21 | Expires: 10/12/24 | Rating: TV-PG
Join scientists on a daring polar voyage to uncover the Arctic’s climate secrets.
Edible Insects
S48 Ep14 | 53m 28s
Air Date: 10/20/21 | Rating: TV-PG
Take a tasty look at insect foods that could benefit our health and our warming planet.
NOVA Universe Revealed: Age of Stars
S48 Ep15 | 53m 17s
Air Date: 10/27/21 | Expires: 10/26/24 | Rating: TV-PG
Voyage to discover the sun’s place in a grand cycle of birth, death and renewal.
NOVA Universe Revealed: Milky Way
S48 Ep16 | 53m 17s
Air Date: 11/03/21 | Expires: 11/02/24 | Rating: TV-PG
Explore the wonders and mysteries of our galaxy—the giant city of stars we call home.
NOVA Universe Revealed: Alien Worlds
S48 Ep17 | 53m 17s
Air Date: 11/10/21 | Expires: 11/09/24 | Rating: TV-G
Visit exotic worlds orbiting distant suns as NOVA tackles the big question: are we alone?
NOVA Universe Revealed: Black Holes
S48 Ep18 | 53m 16s
Air Date: 11/17/21 | Expires: 11/16/24 | Rating: TV-PG
Take a seat on the ultimate thrill ride as NOVA explores the universe’s strangest objects.
NOVA Universe Revealed: Big Bang
S48 Ep19 | 53m 16s
Air Date: 11/24/21 | Expires: 11/23/24 | Rating: TV-G
Venture back to the birth of space and time as NOVA probes the mystery of the Big Bang.
Butterfly Blueprints
S48 Ep20 | 53m 20s
Air Date: 01/12/22 | Expires: 01/11/25 | Rating: TV-PG
Explore how the scientific secrets of butterflies are inspiring technological innovations.
Alaskan Dinosaurs
S48 Ep21 | 53m 21s
Air Date: 01/19/22 | Expires: 01/18/25 | Rating: TV-PG
Intrepid paleontologists discover that dinosaurs thrived in the Arctic’s cold and dark.
Ancient Maya Metropolis
S48 Ep22 | 53m 31s
Air Date: 01/26/22 | Expires: 01/25/25 | Rating: TV-PG
Explore great ancient Maya cities and why their inhabitants abandoned them.
Polar Extremes
S47 Ep1 | 1h 52m 46s
Air Date: 02/05/20 | Expires: 03/19/27 | Rating: TV-PG
Paleontologist Kirk Johnson explores the dynamic history—and future—of ice at the poles.
Dog Tales
S47 Ep2 | 53m 21s
Air Date: 02/12/20 | Rating: TV-G
Follow the epic journey of dog domestication and see what science says about dogs’ love.
Cat Tales
S47 Ep3 | 53m 21s
Air Date: 02/19/20 | Rating: TV-G
Goddess, demon, house pet? What does science say about the human relationship with cats?
Mysteries of Sleep
S47 Ep4 | 53m 14s
Air Date: 02/26/20 | Rating: TV-PG
Why do we sleep? And what does sleep have to do with memory, trauma, and our emotions?
Nature’s Fear Factor
S47 Ep9 | 53m 21s
Air Date: 10/14/20 | Expires: 12/31/27 | Rating: TV-PG
Can bringing predators—and fear—back into an ecosystem help restore its natural balance?
Human Nature
S47 Ep11 | 1h 33m 41s
Air Date: 09/09/20 | Expires: 09/08/25 | Rating: TV-PG
We can now edit the human genome with a tool called CRISPR. But how far should we go?
Can We Cool the Planet?
S47 Ep16 | 53m 31s
Air Date: 10/28/20 | Rating: TV-G
Scientists look to geoengineering and other methods to cool the planet.
Einstein’s Quantum Riddle
S46 Ep2 | 53m 40s
Air Date: 01/09/19 | Rating: TV-G
Join scientists as they grab light from across the universe to prove quantum entanglement.
Kīlauea: Hawaiʻi on Fire
S46 Ep3 | 53m 16s
Air Date: 01/23/19 | Expires: 03/14/26 | Rating: TV-PG
Journey to Kīlauea volcano to investigate the eruptions that shook Hawaiʻi in 2018.
Decoding the Great Pyramid
S46 Ep4 | 53m 23s
Air Date: 02/06/19 | Expires: 02/01/25 | Rating: TV-G
New archeological evidence shows the stunning engineering of the Great Pyramid of Giza.
Rise of the Rockets
S46 Ep5 | 53m 34s
Air Date: 02/13/19 | Expires: 06/13/26 | Rating: TV-G
New technologies are promising a new renaissance in space travel.
The Next Pompeii
S46 Ep6 | 53m 22s
Air Date: 02/20/19 | Rating: TV-PG
In the shadow of Vesuvius and Pompeii, a lesser-known volcano puts Naples at risk.
Back to the Moon
S46 Ep11 | 53m 32s
Air Date: 07/10/19 | Expires: 06/13/26 | Rating: TV-G
Discover why scientists and entrepreneurs alike have their sights set on the Moon again.
Rise of the Mammals
S46 Ep17 | 53m 27s
Air Date: 10/30/19 | Expires: 12/31/24 | Rating: TV-PG
Amazing fossils reveal how mammals took over after an asteroid wiped out the dinosaurs.
Why Bridges Collapse
S46 Ep18 | 53m 25s
Air Date: 10/16/19 | Expires: 06/20/26
Can new engineering techniques help prevent deadly bridge collapses?
Decoding da Vinci
S46 Ep21 | 53m 31s
Air Date: 11/13/19 | Expires: 02/01/25 | Rating: TV-14
Discover the science behind Leonardo da Vinci's masterpieces—and Mona Lisa's iconic smile.
The Violence Paradox
S46 Ep22 | 1h 53m 22s
Air Date: 11/20/19 | Rating: TV-14
Is violence actually declining? If so, why? And can we build a more peaceful future?
Animal Espionage
S46 Ep23 | 53m 29s
Air Date: 11/27/19 | Rating: TV-PG
Camera technology is revolutionizing the study of animals—without them even noticing.
Black Hole Apocalypse
S45 Ep1 | 1h 52m 45s
Air Date: 12/06/17 | Rating: TV-G
Take a mind-blowing voyage to the most powerful and mysterious objects in the universe.
Great Escape at Dunkirk
S45 Ep5 | 53m 15s
Air Date: 01/24/18 | Expires: 02/13/28 | Rating: TV-PG
How courage and ingenuity saved Allied troops during the epic Dunkirk operation in 1940.
Decoding the Weather Machine
S45 Ep7 | 1h 53m 20s
Air Date: 03/09/18 | Rating: TV-PG
Discover how Earth’s intricate climate system is changing.
Volcano on Fire
S45 Ep10 | 53m 37s
Air Date: 09/19/18 | Expires: 11/25/25 | Rating: TV-PG
Climb into the crater of Nyiragongo, a seething and active African volcano.
Volcano on the Brink
S45 Ep11 | 53m 37s
Air Date: 09/19/18 | Expires: 11/25/25 | Rating: TV-PG
Explore Africa’s sleeping giant—Nyamuragira, one of the world’s most dangerous volcanoes.
Addiction
S45 Ep12 | 53m 45s
Air Date: 09/25/18 | Expires: 10/16/27 | Rating: TV-14
Discover how opioid addiction affects the brain and how treatments are saving lives.
Thai Cave Rescue
S45 Ep14 | 53m 34s
Air Date: 10/29/18 | Rating: TV-PG
Follow the harrowing operation to rescue 12 boys stranded in a flooded cave in Thailand.
World’s Fastest Animal
S45 Ep17 | 53m 4s
Air Date: 11/21/18 | Rating: TV-PG
See the world through the eyes of nature’s fastest animal—the peregrine falcon.
NOVA Wonders Are We Alone?
S45 Ep103 | 53m 37s
Air Date: 05/09/18 | Expires: 05/11/24 | Rating: TV-PG
Hunt for clues in the universes to answer one of humanity’s biggest questions.
NOVA Wonders Can We Build a Brain?
S45 Ep104 | 53m 43s
Air Date: 05/16/18 | Expires: 05/15/24 | Rating: TV-PG
How does today's artificial intelligence actually work-and is it truly intelligent?
NOVA Wonders Can We Make Life?
S45 Ep105 | 53m 46s
Air Date: 05/23/18 | Expires: 05/22/24 | Rating: TV-PG
A revolution in gene editing technology enables scientists to create and edit DNA.
NOVA Wonders What’s the Universe Made Of?
S45 Ep106 | 53m 10s
Air Date: 05/30/18 | Expires: 05/29/24 | Rating: TV-PG
Peer into the deep unknowns of the universe to explore its mysteries.
Ultimate Cruise Ship
S44 Ep4 | 53m 9s
Air Date: 02/08/17 | Expires: 02/02/27 | Rating: TV-G
Join pioneering shipbuilders as they embark on a feat of maritime engineering.
Building Chernobyl’s MegaTomb
S44 Ep8 | 52m 55s
Air Date: 04/26/17 | Expires: 12/31/26 | Rating: TV-PG
Engineers race to build a massive dome to contain the crumbling remains of the reactor.
Chinese Chariot Revealed
S44 Ep9 | 53m 46s
Air Date: 05/17/17 | Expires: 05/16/24
A team of experts rebuild an ancient battle chariot to help uncover its design secrets.
Secrets of the Forbidden City
S44 Ep15 | 53m 32s
Air Date: 09/27/17 | Expires: 10/17/24 | Rating: TV-G
How has China’s magnificent Forbidden City withstood centuries of earthquakes?
Killer Volcanoes
S44 Ep16 | 54m 10s
Air Date: 10/04/17 | Expires: 08/15/26 | Rating: TV-PG
Scientists hunt for a mega-eruption that plunged medieval Earth into a deep freeze.
Killer Hurricanes
S44 Ep17 | 53m 11s
Air Date: 10/11/17 | Expires: 08/22/26 | Rating: TV-PG
Experts reconstruct the Great Hurricane of 1780 to help predict the risk of future storms.
Killer Floods
S44 Ep18 | 54m 10s
Air Date: 10/17/17 | Expires: 08/22/26 | Rating: TV-PG
Scientists uncover geologic evidence of epic floods that tore through ancient landscapes.
Bird Brain
S44 Ep20 | 53m 32s
Air Date: 12/20/17 | Expires: 12/19/27 | Rating: TV-G
Watch as birds solve puzzles and challenge our basic notions of intelligence.
Iceman Reborn
S43 Ep5 | 53m 32s
Air Date: 02/17/16 | Expires: 01/23/27 | Rating: TV-PG
Watch as Otzi, a 5000-year-old mummy, is brought to life and preserved with 3D modeling.
Can Alzheimer’s Be Stopped?
S43 Ep8 | 52m 51s
Air Date: 04/13/16 | Expires: 12/31/25 | Rating: TV-PG
Join investigators as they untangle the cause of Alzheimer’s and race to develop a cure.
Vikings Unearthed
S43 Ep10 | 1h 52m 52s
Air Date: 04/06/16 | Rating: NR
Uncover the truth behind the legendary Vikings and their epic journey to the Americas.
Operation Lighthouse Rescue
S43 Ep13 | 53m 41s
Air Date: 05/04/16 | Expires: 08/23/25 | Rating: TV-PG
Join engineers as they race to rescue a historic lighthouse from certain doom.
Bombing Hitler’s Supergun
S43 Ep14 | 53m 49s
Air Date: 05/11/16 | Expires: 05/11/26 | Rating: NR
Discover how Allied forces conspired to destroy one of Hitler’s most diabolical weapons.
School of the Future
S43 Ep15 | 1h 53m 34s
Air Date: 09/14/16 | Rating: NR
How can the science of learning help us rethink the future of education for all children?
Sunken Ship Rescue
S42 Ep2 | 53m 37s
Air Date: 01/21/15 | Expires: 01/20/25 | Rating: TV-PG
A team of 500 engineers and divers struggle to raise the Costa Concordia cruise ship.
Secrets of Noah’s Ark
S42 Ep12 | 53m 9s
Air Date: 10/07/15 | Expires: 06/30/25 | Rating: TV-PG
A team attempts to build the flood boat using inscriptions from an ancient clay tablet.
Arctic Ghost Ship
S42 Ep16 | 53m 42s
Air Date: 09/23/15 | Expires: 09/22/25 | Rating: TV-14
An astonishing find could solve the mystery of Sir John Franklin’s lost expedition.
CyberWar Threat
S42 Ep17 | 53m 10s
Air Date: 10/14/15 | Rating: TV-PG
As internet connections multiply so do points of attack and risks to national security.
Making North America: Origins
S42 Ep20 | 53m 35s
Air Date: 11/04/15 | Expires: 11/01/33 | Rating: TV-G
Experience the colossal geologic forces that shaped our continent over 3 billion years.
Making North America: Life
S42 Ep21 | 53m 35s
Air Date: 11/11/15 | Expires: 11/01/33 | Rating: TV-G
How did massive volcanic eruptions, inland seas, and land bridges pave the way for life?
Making North America: Human
S42 Ep22 | 53m 36s
Air Date: 05/23/18 | Expires: 11/01/33 | Rating: TV-G
How has the land shaped our lives, from the arrival of the first Americans to today?
Inside Einstein’s Mind
S42 Ep23 | 53m 7s
Air Date: 11/25/15 | Rating: TV-PG
Retrace the thought experiments that inspired his theory on the nature of reality.
Zeppelin Terror Attack
S41 Ep2 | 52m 52s
Air Date: 01/15/14 | Rating: TV-PG
Discover how Germany’s Zeppelins rained fiery terror on London in World War I.
Vaccines—Calling the Shots
S41 Ep14 | 53m 10s
Air Date: 09/10/14 | Expires: 12/31/25 | Rating: TV-PG
Examine the science behind vaccinations and the risks of opting out.
Ben Franklin’s Balloons
S41 Ep17 | 52m 52s
Air Date: 10/22/14 | Expires: 10/21/24 | Rating: TV-PG
Experts recreate the French's daring first manned flights, which Franklin had chronicled.
Emperor’s Ghost Army
S41 Ep20 | 53m 36s
Air Date: 11/12/14 | Expires: 11/11/24 | Rating: TV-PG
Explore the buried clay warriors, chariots, and bronze weapons of China’s first emperor.
First Man on the Moon
S41 Ep22 | 53m 10s
Air Date: 12/03/14 | Expires: 12/02/24 | Rating: TV-G
He risked his life for the nation and became a world icon, but who was Neil Armstrong?
Doomsday Volcanoes
S40 Ep1 | 52m 52s
Air Date: 01/02/13 | Rating: TV-PG
Could the explosion of Iceland's ticking time bombs cause cold and famine worldwide?
Decoding Neanderthals
S40 Ep2 | 53m 10s
Air Date: 01/09/13 | Rating: NR
Shared DNA reveals a deep connection with our long-vanished human cousins.
Building Pharaoh’s Chariot
S40 Ep5 | 52m 52s
Air Date: 02/06/13 | Rating: TV-PG
A team uncovers the advanced engineering behind an ancient Egyptian war machine.
Mind of a Rampage Killer
S40 Ep8 | 52m 53s
Air Date: 02/20/13 | Rating: NR
Can science help us understand why some people commit horrific acts of mass murder?
Manhunt—Boston Bombers
S40 Ep14 | 53m 10s
Air Date: 05/29/13 | Rating: NR
Which technologies worked in the race to track down the men behind the marathon attack?
At the Edge of Space
S40 Ep23 | 52m 52s
Air Date: 11/20/13 | Rating: NR
Can scientists unravel the mysterious phenomena that lurk between Earth and space?
Hunting the Elements
S39 Ep6 | 1h 53m 50s
Air Date: 04/03/12 | Rating: TV-PG
A two-hour special from the producers of "Making Stuff"
Deadliest Earthquakes
S38 Ep1 | 53m 5s
Air Date: 01/10/11 | Rating: TV-PG
Big quakes are inevitable, but can we prevent their devastation?
Making Stuff: Stronger
S38 Ep2 | 53m 10s
Air Date: 01/18/11 | Rating: NR
David Pogue tests his mettle against the world's strongest stuff.
Finding Life Beyond Earth
S38 Ep13 | 1h 43m 15s
Air Date: 10/18/11 | Rating: NR
We are on the verge of answering one of the greatest questions in history: Are we alone?
The Fabric of the Cosmos: What Is Space?
S38 Ep16 | 53m 41s
Air Date: 11/01/11 | Rating: NR
Surprising clues indicate that space is very much something and not nothing.
The Fabric of the Cosmos: The Illusion of Time
S38 Ep17 | 53m 40s
Air Date: 11/08/11 | Rating: NR
It defines our lives, but what is time really? Have a look into its true nature.
The Fabric of the Cosmos: Quantum Leap
S38 Ep18 | 53m 40s
Air Date: 11/15/11 | Rating: NR
Take a wild ride into the quantum realm, where even the impossible seems possible.
The Fabric of the Cosmos: Universe or Multiverse?
S38 Ep19 | 53m 10s
Air Date: 11/22/11 | Rating: NR
Is our universe unique, or could it be just one in an endless "multiverse"?
Mind Over Money
S37 Ep7 | 52m 52s
Air Date: 04/26/10 | Rating: NR
Can markets be rational when humans aren't?
Doctors’ Diaries
S36 Ep8 | 1h 42m 48s
Air Date: 04/07/09 | Rating: TV-PG
Seven doctors, 21 years... Saving lives is only part of the story.
Car of the Future
S35 Ep9 | 53m 12s
Air Date: 04/23/08 | Rating: TV-G
The "Car Talk" guys look for a new breed of clean, fuel-efficient vehicles.
Forgotten Genius
S34 Ep3 | 1h 52m 42s
Air Date: 06/01/07 | Rating: TV-PG
The story of how African-American Percy Julian defied the odds to become a famous chemist.
Einstein’s Big Idea
S32 Ep13 | 1h 49m 1s
Air Date: 10/10/05 | Rating: NR
The story behind the world's most famous equation, e=mc2
Storm That Drowned a City
S32 Ep18 | 52m 31s
Air Date: 11/21/05 | Rating: TV-PG
What led to the devastating floods that Hurricane Katrina unleashed on New Orleans?
Life and Death in the War Zone
S31 Ep6 | 53m 50s
Air Date: 03/01/04 | Rating: NR
An American combat hospital mobilized in Iraq faces a daily drama of wartime treatment.
Origins: Earth is Born
S31 Ep11 | 51m 52s
Air Date: 09/27/04 | Rating: NR
Journey back to the beginning of everything: the universe, Earth, and life itself.
Origins: How Life Began
S31 Ep12 | 50m 52s
Air Date: 09/27/04 | Rating: NR
Journey back to the beginning of everything: the universe, Earth, and life itself.
Origins: Where are the Aliens?
S31 Ep13 | 53m 31s
Air Date: 09/28/04 | Rating: NR
Journey back to the beginning of everything: the universe, Earth, and life itself.
Origins: Back to the Beginning
S31 Ep14 | 53m 31s
Air Date: 09/27/04 | Rating: NR
Learn about the elements and their roles in the universe.
The Elegant Universe: Part 1
S30 Ep12 | 52m 55s
Air Date: 10/27/03 | Rating: TV-G
Combining the laws of the universe in one theory that explains it all is the Holy Grail
The Elegant Universe: Part 2
S30 Ep13 | 52m 56s
Air Date: 10/28/03 | Rating: TV-G
Do miniscule vibrating strands of energy hold the key to a unified theory of physics?
The Elegant Universe: Part 3
S30 Ep14 | 53m 6s
Air Date: 11/03/03 | Rating: TV-G
Will experimental particle physics confirm the wild predictions of string theory?
Life’s Greatest Miracle
S28 Ep16 | 53m 56s
Air Date: 10/31/01 | Expires: 02/01/25 | Rating: NR
Trace human development from embryo to newborn through stunning microimagery.
Dying to Be Thin
S27 Ep15 | 53m 40s
Air Date: 11/30/00 | Rating: NR
Anorexia, bulimia, and other eating disorders are on the rise. What can be done?
B-29 Frozen in Time
S23 Ep3 | 53m 54s
Air Date: 01/29/96 | Rating: TV-PG
In Greenland, a deserted B-29 bomber awaits rescue for more than fifty years.
Putting Energy to Use Old
2m 14s
Air Date: 10/08/12 | Rating: NR
Society has been revolutionized by our ability to convert energy from one form to another.
Solving the Storage Problem
2m 26s
Air Date: 10/25/12 | Rating: NR
Finding better ways to store electricity is critical for a sustainable energy future.
Electromagnetic Spectrum
44s
Air Date: 02/28/13 | Rating: TV-G
Satellites use portions of the electromagnetic spectrum that are invisible to our eyes.
CHNOPS: Ingredients for Life
2m 36s
Air Date: 03/12/13 | Rating: NR
The basic building blocks for life are made of just six elements.
Rare Earth Elements
4m 17s
Air Date: 04/01/13 | Rating: NR
David Pogue learns about rare earth elements.
Flu Probabilities
1m 53s
Air Date: 04/16/13 | Rating: NR
What is the chance a new flu strain will jump from birds to people?
Fertilizing the Amazon
3m 27s
Air Date: 04/21/13 | Rating: NR
Nutrient-rich dust from the Saharan Desert blows across the ocean to the Amazon.
How the 1918 Flu Infected People
25s
Air Date: 05/13/13 | Rating: NR
The 1918 flu virus infects deep in the lungs, which may have made it more deadly.
What Made the 1918 Flu So Deadly?
1m 28s
Air Date: 05/13/13 | Rating: NR
The 1918 flu killed at least 50 million people, more than died from battle in World War I.
Life on Europa?
2m 25s
Air Date: 06/09/13 | Rating: NR
Europa’s icy surface may cover a salty ocean. Could life lurk in the depths?
Chemotherapy Goes Small
1m 17s
Air Date: 07/01/13 | Rating: NR
Scientists are using nanoparticles to make more effective chemotherapy treatments.
Wheat Straw Plastic
1m 4s
Air Date: 08/29/13 | Rating: NR
A car company is reducing petroleum use by using wheat straw in their plastic.
Solar Leaves
53s
Air Date: 08/29/13 | Rating: NR
These solar "leaves" can produce more electricity than traditional solar panels.
Battle Jacket
1m 49s
Air Date: 08/29/13 | Rating: NR
This self-sealing material prevents fuel tanks from leaking if they're shot.
Magnetic Oobleck
54s
Air Date: 08/29/13 | Rating: NR
This fluid becomes more like a solid when a magnetic field is applied.
Life-Saving Non-Newtonian Fluids
1m 43s
Air Date: 08/29/13 | Rating: NR
These materials are used in shock absorbers and to make buildings earthquake resistant.
Silicon Transistors
50s
Air Date: 08/29/13 | Rating: NR
Silicon is a semiconductor, and makes an excellent transistor in a computer chip.
Shrinking Chips
1m 6s
Air Date: 09/05/13 | Rating: NR
Silicon transistors allow engineers to shrink a transistor to the size of a few atoms.
Pizza Transistor
1m 34s
Air Date: 09/05/13 | Rating: NR
Researchers are using nano-wires to cram more transitors into a computer chip.
Graphene
1m 11s
Air Date: 09/05/13 | Rating: NR
A sheet of graphene one atom thick still conducts electricity.
Shape Memory Alloys
32s
Air Date: 09/08/13 | Rating: NR
These metals "remember" their original shape and revert to it when heated.
Jellyfish
38s
Air Date: 09/08/13 | Rating: NR
These buoys can move through the ocean for months with little more than a battery.
Bird Wings
1m 56s
Air Date: 09/08/13 | Rating: NR
Some day shape memory alloys could help build airplane wings that bend.
Invisibility Cloak
1m 22s
Air Date: 09/24/13 | Rating: NR
Researchers are bending microwaves to make an invisibility cloak device from radar.
Mild Traumatic Brain Injury
3m 36s
Air Date: 10/07/13 | Rating: NR
Neuroscientists are beginning to understand what happens when a person receives a concussi
Eye Robot
1m 51s
Air Date: 10/10/13 | Rating: NR
Researchers guide this non-mechanical microrobot through the eye using external magnetics.
Corkscrew Robot
32s
Air Date: 10/10/13 | Rating: NR
Researchers designed a tiny corkscrew tail for this robot.
Slow Goldfish
1m 39s
Air Date: 10/10/13 | Rating: NR
Seeing the goldfish in glycerin shows how water feels to a tiny robot.
Bee Toxin
1m 31s
Air Date: 10/10/13 | Rating: NR
The microscopic nanodevices are designed to carry the bee toxin safely through the body.
Sneak Peek: Making Stuff Faster
5m 6s
Air Date: 10/15/13 | Rating: NR
David Pogue learns the secrets to running faster.
David’s Race
1m 28s
Air Date: 10/15/13 | Rating: NR
What has UPS built into its trip-route algorithm to cut fuel and reduced carbon emissions?
Steffen’s Plan
1m 59s
Air Date: 10/15/13 | Rating: NR
Steffen's plan cut down on boarding time by over 50 percent.
Traveling Salesman
1m 21s
Air Date: 10/15/13 | Rating: NR
Just 25 drop-off points means more than 15 trillion, trillion possible routes.
New York City One Year Later: Telecommunications
3m 14s
Air Date: 10/16/13 | Rating: NR
After Sandy nearly wiped out landlines in lower Manhattan, Verizon rebuilds its network.
Pitcher Plant
1m 48s
Air Date: 10/17/13 | Rating: NR
This pitcher plant-inspired nonstick technology can be used for anti-icing coatings.
SLIPS
1m 1s
Air Date: 10/17/13 | Rating: NR
The pitchers' tube-shaped leaves have microscopic bumps that hold a thin layer of water.
Hagfish
51s
Air Date: 10/17/13 | Rating: NR
Researchers are interested in the eel-like hagfish, which produces a slimey goo.
Hagfish Defense
1m 36s
Air Date: 10/17/13 | Rating: NR
The hagfish protects itself by releasing a mass of slime that chokes the predator.
Slime Clothes
1m
Air Date: 10/17/13 | Rating: NR
The mucin molecule is made up of a protein backbone with side chains of sugar.
Virus Battery
2m 21s
Air Date: 10/19/13 | Rating: NR
Belcher has genetically engineered a virus to get its coat to bond with tiny metal bits.
Robot Arm
56s
Air Date: 10/19/13 | Rating: NR
Clunky metal robotic arms can be dangerous for humans to work near.
Elephant Arm
1m 22s
Air Date: 10/19/13 | Rating: NR
The arm is controlled by inflating an accordion-like tube on one side to bend the arm.
FinGripper
55s
Air Date: 10/19/13 | Rating: NR
Festo designed its FinGripper based on the movements of a fish tail.
Sail Wing
1m 2s
Air Date: 10/19/13 | Rating: NR
Sailboats can actually fly faster than the speed of the wind in their wings.
Hydrofoil
1m 1s
Air Date: 10/19/13 | Rating: NR
The hydrofoil blade at the bottom of the keel is curved.
Chicken Feathers
1m 56s
Air Date: 10/19/13 | Rating: NR
When you heat chicken feathers to 750 degrees F they become over 200 times more absorbent.
KillaCycle
48s
Air Date: 10/19/13 | Rating: NR
Lithium batteries hold more energy because smaller atoms allow more flowing electrons.
How Batteries Work
49s
Air Date: 10/19/13 | Rating: NR
To create an electricity-powered vehicle, you need a battery that holds enough energy.
Muon Detection
1m 52s
Air Date: 10/19/13 | Rating: NR
When the muons hit denser material, they are deflected and their angle changes.
Muons
1m 25s
Air Date: 10/19/13 | Rating: NR
Early nuclear detectors couldn't pick-up radioactive emissions shielded by lead or steel.
Plants White
2m 11s
Air Date: 10/19/13 | Rating: NR
Lead researcher June Medford says her lab programmed the plants by taking control of their
DNA Patch
1m 19s
Air Date: 10/19/13 | Rating: NR
The patch is made up of thin polymer films embedded with a DNA vaccine.
DNA Vaccine
38s
Air Date: 10/19/13 | Rating: NR
For DNA vaccines, researchers extract the particular genes that code for anitgen.
Earthquake Test
2m 3s
Air Date: 10/19/13 | Rating: NR
By retrofitting this building with strong wooden beams that have a bit of give, researcher
David Drives
1m 27s
Air Date: 10/19/13 | Rating: NR
Researchers measure a driver's brain activity responding to different driving situations.
Shelley
2m 7s
Air Date: 10/19/13 | Rating: NR
Self-driving cars use multiple technologies to “see” the road and obstacles along the way.
Swarming Robots
1m 31s
Air Date: 10/21/13 | Rating: TV-PG
These swarming robots could help us in the future with search and rescue.
Sneak Peek: Making Stuff Wilder
6m 14s
Air Date: 10/21/13 | Rating: TV-PG
Host David Pogue learns how hagfish slime might be used in the clothing of the future.
Levitation
50s
Air Date: 10/24/13 | Rating: TV-PG
When things get REALLY cold, the laws of physics appear to change.
Superconductor
1m 47s
Air Date: 10/24/13 | Rating: TV-PG
Using helium to cool superconductor electricity lines can greatly reduce energy lost.
Animal Robot 1
2m 35s
Air Date: 10/24/13 | Rating: TV-PG
For the last few years, Raibert has been applying what he's learned to solve a problem.
Animal Robot 2
2m 2s
Air Date: 10/24/13 | Rating: NR
Petman has evolved into Atlas, which has even more mobility.
Therapeutic Hypothermia
1m 11s
Air Date: 10/24/13 | Rating: NR
Some patients previously thought dead have been revived with little brain damage.
Therapeutic Hypothermia 2
1m 7s
Air Date: 10/24/13 | Rating: TV-PG
The procedure that saved her life is called therapeutic hypothermia.
Therapeutic Hypothermia 3
1m 43s
Air Date: 10/24/13 | Rating: TV-PG
They survived because they were able to shut off their body's demand for oxygen.
Therapeutic Hypothermia 4
2m 1s
Air Date: 10/24/13 | Rating: NR
This innovation could revolutionize ER medicine and save thousands of lives.
Soft-Story Buildings
7m 36s
Air Date: 11/13/13 | Rating: NR
Engineers are working to prevent buildings from collapsing during earthquakes.
Microneedle
1m 41s
Air Date: 12/30/13 | Rating: NR
The microneedle could save millions of lives around the world.
Solar Power’s Promise
51s
Air Date: 02/26/14 | Rating: NR
Solar power is the poster child for transforming our energy system.
Dogs’ Sense of Time
1m 28s
Air Date: 04/13/14 | Rating: NR
Dogs' keen sense of smell seems to help them measure the passing of time.
RNAi Explained
1m 47s
Air Date: 04/22/14 | Rating: NR
An immune response recently discovered in plants and some animals is called RNAi.
Dolphin Mirror
3m 18s
Air Date: 04/22/14 | Rating: TV-G
Research suggests that dolphins can recognize themselves in the mirror.
The Mother of Hubble
2m 28s
Air Date: 04/14/15 | Rating: TV-G
Astronomer Nancy Roman worked on Hubble's design and development for more than 25 years.
Rock Time Capsules
1m 18s
Air Date: 10/21/15 | Rating: TV-G
This place is a paradise for geologists and one of our national treasures. It is, of cour
The Sandstone Top of the Canyon
1m 15s
Air Date: 10/21/15 | Rating: TV-G
This is not the easiest thing to do—especially in a 100 degree heat—but it’s worth it.
Fossil-Filled Limestone
54s
Air Date: 10/21/15 | Rating: TV-G
340 million years ago, a warm shallow sea covered all of the American Southwest.
The Grand Canyon’s Oldest Rocks
19s
Air Date: 10/21/15 | Rating: TV-G
“This rock is more than 4000 feet below the rim of the canyon."
From Lava to Land
2m 14s
Air Date: 10/21/15 | Rating: NR
So how did North America and its fellow continents get started?
Semi-Precious Pebbles
57s
Air Date: 10/21/15 | Rating: NR
Where you find agates, volcanoes—the source of the gas bubbles—are usually not far way.
Five Steps of Volcanic Rock
26s
Air Date: 10/21/15 | Rating: NR
These falls are the record of a series of volcanic eruptions that happened in this area.
Tearing North America Apart
1m 1s
Air Date: 10/21/15 | Rating: NR
A map of the Midwest of the United States shows the distribution of basalt flows.
Fossilized Sand Dunes
1m 15s
Air Date: 10/21/15 | Rating: TV-G
This is Zion Canyon. Its 2000-foot sandstone cliffs are among the tallest of their kind.
Volcanoes of Sand
1m 33s
Air Date: 10/21/15 | Rating: TV-G
What we found were strangely regular circles in the sandstone.
Rockies 2.0
2m
Air Date: 10/21/15 | Rating: TV-G
But why is it that these layers that were once horizontal are now standing on their heads?
Manhattan Schist
1m 13s
Air Date: 10/21/15 | Rating: TV-G
All over the city you can see outcrops of bedrock. It’s called Manhattan schist.
From Mud to Rock
1m 36s
Air Date: 10/22/15 | Rating: TV-G
It’s the tough Manhattan schist rock that’s allowed the city’s skyscrapers to soar.
Manhattan Skyline
52s
Air Date: 10/21/15 | Rating: TV-G
It's actually the geology that gives this very American city its very particular look.
New York’s Mountains
1m 13s
Air Date: 10/21/15 | Rating: TV-G
Today these steel and concrete giants dominate New York’s skyline.
Finding Stromatolites
1m 23s
Air Date: 10/22/15 | Rating: NR
We’re looking for one of the oldest organisms on our planet.
Stromatolites Were Kings
1m 5s
Air Date: 10/22/15 | Rating: NR
When the sand is swept away the stromatolites are vulnerable to the seaweeds.
A Fourteen-Foot Fish From Kansas
1m 38s
Air Date: 10/22/15 | Rating: NR
14-foot-long fish in Kansas? Name me a living 14-foot fish.
Hell Creek Formation
1m 10s
Air Date: 10/22/15 | Rating: NR
These are the North Dakota Badlands… thousands of square miles of arid gullies and buttes.
No Dinosaurs Above the Line
2m
Air Date: 10/22/15 | Rating: NR
Tyler Lyson is a paleontologist who’s been digging up dinosaur fossils in these badlands.
Mammal Survivors
1m 40s
Air Date: 10/22/15 | Rating: NR
This amazing fossil leaf just popped out of this rock.
Dinosaur Fossils
1m 53s
Air Date: 10/22/15 | Rating: NR
In an empty corner of Utah lies a very special landscape.
King of Gore
2m
Air Date: 10/22/15 | Rating: NR
When you put flesh on the bones of Lythronax, it looks a lot like T. rex.
Driving Dinosaur Diversity
1m 47s
Air Date: 10/22/15 | Rating: NR
So what is it with all this diversity?
Pangea
56s
Air Date: 10/22/15 | Rating: NR
The rocks here in Zion bear witness to a traumatic phase in our continent’s history.
Making Granite From Volcanic Rock
2m 16s
Air Date: 10/22/15 | Rating: NR
It would take dramatic transformations to turn volcanic islands into the first continents.
A Massive Volcanic Eruption
1m 14s
Air Date: 10/22/15 | Rating: NR
This rock is what remains from one of the biggest volcanic eruptions ever.
Treasures Metals Eiffel Tower
2m 9s
Air Date: 12/09/16 | Rating: NR
An excerpt from "Treasures of the Earth: Metals"
Secrets of the Sky Tombs
28s
Air Date: 01/04/17
Evidence discovered in the world’s highest tombs reveals ancient rituals and beliefs.
How parrots swing like monkeys
1m 36s
Air Date: 02/15/24
Like monkeys, parrots are also able to travel by suspending their body weight.
The force that makes up more than half of the universe
1m 40s
Air Date: 03/12/24
Dark Energy was first discovered in 1998, and scientists don’t fully understand it.
How America watched the solar eclipse
2m 13s
Air Date: 04/12/24
Millions witnessed the Moon cover the Sun on April 8, some viewers sent us their videos.
Are winters getting less snowy?
4m 49s
Air Date: 05/03/24
It’s not just your imagination, winters across the U.S. are changing.
New map of the universe hints that dark energy may be evolving
3m
Air Date: 05/03/24
Dark energy fundamentally shapes our universe and what astronomers know about it might be wrong.
When Whales Could Walk Preview
S51 Ep1 | 30s
Air Date: 01/31/24
Giant fossils uncovered in the Sahara Desert reveal new secrets of how whales evolved.
The whale that could walk
S51 Ep1 | 2m 48s
Air Date: 01/31/24
Today’s whales look nothing like their ancient ancestor.
Ancient whale fossils found in the desert
S51 Ep1 | 2m 10s
Air Date: 01/31/24
What is this whale skeleton doing in the Egyptian Sahara Desert?
Easter Island Origins Preview
S51 Ep2 | 30s
Air Date: 02/07/24
Surprising new evidence is rewriting the story of the giant stone heads of Easter Island.
How Ancient Easter Island statues “walked”
S51 Ep2 | 2m 17s
Air Date: 02/07/24
These giant stone heads were not dragged on sleds, as once thought.
What really led to the collapse of Easter Island?
S51 Ep2 | 2m 58s
Air Date: 02/07/24
What happened to the Rapa Nui civilization is shrouded in mystery.
Building the Eiffel Tower Preview
S51 Ep3 | 30s
Air Date: 02/14/24
Explore the engineering behind Paris’s iconic landmark, the tallest structure of its time.
Why is the Eiffel Tower Shaped Like That?
S51 Ep3 | 1m 58s
Air Date: 02/14/24
The Eiffel Tower was a completely novel design at the time it was built.
5 things to know about the Eiffel Tower
S51 Ep3 | 1m 40s
Air Date: 02/14/24
Did you know that the Eiffel Tower was once red?
Hunt for the Oldest DNA Preview
S51 Ep4 | 30s
Air Date: 02/21/24
Follow the quest to recover DNA millions of years old for the very first time.
A.I. Revolution Preview
S51 Ep5 | 26s
Air Date: 03/27/24
Explore the promise and perils of new A.I. technologies.
Great American Eclipse Preview
S51 Ep6 | 30s
Air Date: 04/03/24
Explore the spectacular cosmic phenomenon of a total solar eclipse.
The Sun is way more chaotic than you think
S51 Ep6 | 3m 59s
Air Date: 04/03/24
Every now and then the sun hurls a piece of itself into the solar system.
Secrets in Your Data Preview
S51 Ep7 | 30s
Air Date: 03/22/24
Find out who’s using your data and what you can do about it.
Astronaut Walter Cunningham on the Historic Apollo 7 Mission
32m 26s
Air Date: 01/25/23
He discussed the first crewed Apollo mission, Apollo 7, with NOVA in 1998.
The Mystery and Physics of the Spiral Football Pass
3m 43s
Air Date: 02/13/23
There are two key players involved: gravity and angular momentum.
Soothing Science: The Light You See at Sunset
8m 1s
Air Date: 04/04/23
Relax to the sound of the ocean and discover the science behind sunsets.
There’s Something Living in Wildfire Smoke
1m 59s
Air Date: 04/11/23
Wildfire smoke can carry harmful microorganisms long distances.
How the West Is Making It Rain, With Science
6m 22s
Air Date: 04/10/23
A method of boosting snow and rainfall may help ease drought conditions in the western US.
This Fungus Is Spreading Rapidly in Hospitals
3m 24s
Air Date: 04/24/23
Cases of Candida auris are increasing every year.
Could Whale Poop Help Cool the Planet?
2m 43s
Air Date: 05/12/23
Marine biologists unravel how whales and their poop trap carbon and feed the ocean.
What Made the Titan Submersible Design Unconventional?
5m 5s
Air Date: 07/03/23
An international investigation into the fatal submersible implosion is underway.
The nation’s first big offshore wind farm is coming
5m 22s
Air Date: 07/21/23
The first commercial-scale offshore wind farm in the US is being built off Massachusetts.
Rare Fossil Appears to Show Mammal Attacking Dinosaur
3m 26s
Air Date: 07/28/23
Could a small mammal take down a dinosaur?
Introducing the NOVA Science Studio Program
2m 42s
Air Date: 09/28/23
The NOVA Science Studio is a youth science journalism program for high school students.
How To Film Great Video With A Phone | NOVA Science Studio
3m 54s
Air Date: 09/28/23
NOVA producer Alex Clark shares 3 fundamentals of shooting with a smartphone.
Complete Guide To Editing | NOVA Science Studio Tutorials
16m 21s
Air Date: 09/28/23
Learn editing tips and techniques to ensure a cohesive story from start to finish
Mastering Lighting and Audio in Video | NOVA Science Studio
4m 4s
Air Date: 09/28/23
Elevate lighting and audio with these techniques to highlight creative storytelling
How To Do A Video Interview | NOVA Science Studio Tutorial
3m 56s
Air Date: 09/28/23
Interviewing is one of the most important parts of creating compelling videos
What to know about the “Ring of Fire” Eclipse
46s
Air Date: 10/13/23
The "Ring of Fire" eclipse is coming. Seriously, don’t look directly at it.
London Super Tunnel Preview
S50 Ep1 | 27s
Air Date: 02/01/23
Thousands race to build Europe's biggest construction project–London's new railroad.
How Engineers Soundproof a New Underground Train Track
S50 Ep1 | 2m 57s
Air Date: 02/01/23
Part of the new London track is directly below an iconic performing arts center.
These Trains Take Over for Their Drivers to Cut Travel Time
S50 Ep1 | 2m 54s
Air Date: 02/01/23
Can trains save their drivers time by changing direction on their own?
Star Chasers of Senegal Preview
S50 Ep2 | 27s
Air Date: 02/08/23
A visionary scientist investigates the deep history of astronomy in West Africa.
How to Calculate Time With an Islamic Astrolabe
S50 Ep2 | 2m 38s
Air Date: 02/08/23
It is one of Islamic science’s most important and complex astronomical instruments.
These Ancient Stones Helped Track the Seasons
S50 Ep2 | 2m 57s
Air Date: 02/08/23
Mysterious stone arrangements reveal Senegal’s ancient connections to astronomy.
Ancient Builders of the Amazon Preview
S50 Ep3 | 27s
Air Date: 02/15/23
Archaeological discoveries reveal traces of ancient civilizations in the Amazon.
Ancient Cliff Paintings in the Amazon
S50 Ep3 | 3m 20s
Air Date: 02/15/23
The painted cliffs of La Lindosa open a window onto the lives of Ice Age Amazonians.
Ancient Pyramids Uncovered in the Amazon
S50 Ep3 | 3m 56s
Air Date: 02/15/23
This discovery rewrites the history of complex societies on the continent.
New Eye on the Universe Preview
S50 Ep4 | 27s
Air Date: 02/22/23
See the latest stunning images and discoveries from the James Webb Space Telescope.
How NASA Colors Images of the Universe
S50 Ep4 | 3m 8s
Air Date: 02/22/23
Data image developers combine science and art to bring color to JWST's images.
JWST Searches for Life in Our Solar System
S50 Ep4 | 6m 22s
Air Date: 02/22/23
Can NASA’s most powerful telescope detect key ingredients for life as we know it?
Weathering the Future Preview
S50 Ep5 | 30s
Air Date: 04/12/23
Americans use ancient wisdom and new technology to fight extreme weather.
How Extreme Heat Overwhelms the Human Body
S50 Ep5 | 1m 26s
Air Date: 04/12/23
When it comes to extreme weather, heat can be a “silent killer.”
How Sewage Becomes Drinking Water
S50 Ep5 | 2m 51s
Air Date: 04/12/23
How do you make wastewater drinkable? It starts at the sewage treatment plant.
How Coating Roads Could Help Beat the Heat
S50 Ep5 | 1m 48s
Air Date: 04/12/23
A pilot program in Phoenix, Arizona aims to cool the city by making the ground less hot.
Chasing Carbon Zero Preview
S50 Ep6 | 29s
Air Date: 04/26/23
Here’s how the U.S. could reach net-zero carbon emissions by 2050.
Chasing Carbon Zero Sneak Peek
S50 Ep6 | 1m
Air Date: 04/26/23
A new film from NOVA examines technologies that could get us to carbon zero by 2050.
Why Induction Stoves Are Better for You and the Environment
S50 Ep6 | 2m 56s
Air Date: 04/26/23
Induction stovetops are an energy-efficient alternative to traditional gas stoves.
How Heat Pumps Can Help Cities Lower Carbon Emissions
S50 Ep6 | 4m 17s
Air Date: 04/26/23
Landlords are switching from gas furnaces to heat pumps to reduce their carbon footprint.
Saving the Right Whale Preview
S50 Ep7 | 27s
Air Date: 05/03/23
Follow scientists determined to save the critically endangered right whale.
Meet Snow Cone the Right Whale and Her Calf
S50 Ep7 | 4m 32s
Air Date: 05/03/23
Since 2010, the average time between North Atlantic right whale births has increased.
Scientists Attempt To Free Entangled Right Whale
S50 Ep7 | 3m 30s
Air Date: 05/03/23
Entanglement responders work to free a critically endangered whale from rope.
Hidden Volcano Abyss Preview
S50 Ep8 | 30s
Air Date: 05/10/23
Investigate one of the most powerful volcanic eruptions in recorded history.
Scientists Make Rare Discovery in Active Volcano
S50 Ep8 | 2m 58s
Air Date: 05/10/23
Volcanologists visit Tofua to study the volcano’s activity.
How an Underwater Volcano Produced a 60-Foot Tsunami
S50 Ep8 | 2m 35s
Air Date: 05/10/23
The most explosive event ever recorded on Earth—and the massive tsunami that followed.
Witnesses Recount Surviving a Volcanic Explosion
S50 Ep8 | 2m 57s
Air Date: 05/10/23
Hear witnesses share how they survived the most explosive event ever recorded on Earth.
Your Brain: Perception Deception Preview
S50 Ep9 | 29s
Air Date: 05/17/23
Neuroscientists discover the tricks and shortcuts the brain takes to help us survive.
How Your Brain Interprets Color
S50 Ep9 | 2m 24s
Air Date: 05/17/23
A vision scientist breaks down the infamous dress debate.
Your Memories Are Not as True as You Think
S50 Ep9 | 3m 51s
Air Date: 05/17/23
It turns out memories have a very shaky foundation.
Your Brain: Who’s in Control? Preview
S50 Ep10 | 29s
Air Date: 05/24/23
Dive into the subconscious to see what’s really driving the decisions you make.
How Trauma Can Alter Your Biology
S50 Ep10 | 4m 40s
Air Date: 05/24/23
Your ancestors' experiences might influence how your brain is wired today.
What Happens in the Brain When you Sleepwalk?
S50 Ep10 | 3m 55s
Air Date: 05/24/23
Some people can do complex behaviors like walking and driving while sleeping.
What If Part of Your Brain Was Missing?
S50 Ep10 | 2m 29s
Air Date: 05/24/23
An injury cost Phineas Gage part of his brain, but he lost something else too.
Ancient Earth Series Preview
S50 Ep11 | 1m
Air Date: 09/10/23
Witness the dramatic history of Earth, from its birth to the emergence of humanity.
Ancient Earth May Have Had Red Oceans
S50 Ep11 | 3m 34s
Air Date: 10/04/23
On Ancient Earth, rust deep in the oceans played a critical role in the formation of Earth
Ancient Earth Was a Hellscape
S50 Ep11 | 3m 9s
Air Date: 10/04/23
For millions of years, Earth was a fiery hellscape, inhospitable to life.
How Life Survived When Earth Was Covered in Ice
S50 Ep12 | 3m 6s
Air Date: 10/11/23
Hundreds of millions of years ago, Earth was encased in ice. How did life survive?
Giant Prehistoric Fungi Once Ruled the Earth
S50 Ep13 | 3m 43s
Air Date: 10/18/23
Fossils show that millions of years ago, 20-foot-high fungi grew on Earth.
Ancient Earth: Inferno Preview
S50 Ep14 | 30s
Air Date: 10/25/23
How did life bounce back after a cataclysmic extinction wiped out some 90% of all species?
The Catastrophe That Killed 90% Of Earth’s Species
S50 Ep14 | 1m 34s
Air Date: 10/25/23
An ancient catastrophe killed nearly all life on Earth - and an asteroid wasn’t to blame.
What Caused the Dinosaurs to Go Extinct?
S50 Ep15 | 1m 50s
Air Date: 11/01/23
How did an asteroid impact on one side of the planet cause global devastation?
Inside China’s Tech Boom Preview
S50 Ep16 | 30s
Air Date: 11/08/23
The inside story of China’s meteoric rise to the forefront of global innovation.
How 5G Is Transforming China
S50 Ep16 | 4m 28s
Air Date: 11/08/23
A tech war between China and the West is starting to heat up.
Inside Huawei: China’s Tech Giant
S50 Ep16 | 3m 40s
Air Date: 11/08/23
Working at Huawei can be intense - six day weeks and 12 hour days are the norm.
Why Mosquitos Are Humanity’s Deadliest Creature
S50 Ep17 | 3m 37s
Air Date: 11/15/23
About 80% of deaths caused by Malaria annually are young children, below the age of five.
How Malaria Shaped America
S50 Ep17 | 2m 34s
Air Date: 11/15/23
Today, Malaria is considered a tropical disease, but it wasn’t always that way.
Lee and Liza’s Family Tree Preview
S50 Ep18 | 30s
Air Date: 11/22/23
A family turns to science in their struggle to rediscover a history obscured by slavery.
Can DNA technology Help Rebuild a Family Tree?
S50 Ep18 | 3m 28s
Air Date: 11/22/23
A Black family uses DNA technology to unlock secrets of the past.
Could Antiviral Pills Change the Course of the Pandemic?
8m 12s
Air Date: 01/05/22
The FDA authorized use of the first antiviral pills to treat COVID-19 at home.
From Prison to Careers in STEM
8m 12s
Air Date: 01/12/22
Watch how four accomplished scientists began their careers or education in prison.
Can South Carolina’s Salt Marshes Be Saved?
8m 27s
Air Date: 01/26/22
Many seafood dishes depend on an ecosystem that's easy to overlook: The salt marsh.
Introducing NOVA’s Financial Lab
1m 22s
Air Date: 02/11/22
Practice making financial decisions by taking care of your pet through three mini-games.
What is 5G, and is it Safe to Use on Planes?
5m 39s
Air Date: 02/16/22
The 5G signal works in a fundamentally different way from 4G.
Animal-to-Human Organ Transplants
4m 59s
Air Date: 03/02/22
In a first, a 57-year-old man received a heart transplant from a genetically modified pig.
War Threatens Ukrainian Nuclear Power Plants
7m 9s
Air Date: 04/04/22
Ukraine's 15 active nuclear reactors generate about half of the country's electricity.
This Device Smells Diseases by Imitating a Dog’s Nose
4m 43s
Air Date: 05/26/22
Researchers at MIT create an electronic nose using chemical odor sensors.
The False Promise of Cloning Your Pet
6m 37s
Air Date: 08/16/22
Cloning has come a long way since Dolly the sheep, but it still has limits.
How Seaweed May Help Revive Our Oceans
4m 39s
Air Date: 08/18/22
Kelp’s ability to capture carbon from the ocean could help save marine ecosystems.
The Hidden Cause of Traffic Jams—and How to Solve Them
6m 5s
Air Date: 08/18/22
Self-driving vehicles might be the solution for phantom traffic jams.
Sharks Are Showing Up Earlier—and Staying Longer
4m 18s
Air Date: 09/30/22
Tiger sharks are showing up off the coast of New England earlier. What’s going on?
Watch the DART Spacecraft Smash into an Asteroid
51s
Air Date: 10/13/22
Could we deflect an asteroid barreling toward Earth? DART offers a first test.
How Storm Surges Work—and Why They’re So Deadly
4m 49s
Air Date: 10/13/22
The deadliest part of a hurricane isn’t the wind–it’s water.
Why NASA is Going Back to the Moon
4m 53s
Air Date: 10/20/22
NASA’s Artemis I is a big step toward sending humans back to the moon.
Why Experts Say Permanent Daylight Saving Time is Unhealthy
4m 30s
Air Date: 11/08/22
Early morning sunlight is the key to setting our internal clocks.
Oldest DNA Ever Found Reveals Secrets of the Ancient Arctic
4m 3s
Air Date: 12/07/22
Researchers drilled in the Kap København formation in Greenland to collect soil samples.
This Teen Calculates Mind-Boggling Math in Her Head
3m 10s
Air Date: 12/14/22
Apoorva Panidapu earned the moniker “the human calculator” for her math skills.
Scientists Make Breakthrough in Nuclear Fusion
1m 53s
Air Date: 12/14/22
The advancement could help pave the way for new energy sources.
Arctic Sinkholes Preview
S49 Ep1 | 30s
Air Date: 02/02/22
In the Arctic, enormous releases of methane, a potent greenhouse gas, threaten the climate
Portable Homes Help Communities Adapt to Climate Change
S49 Ep1 | 4m 18s
Air Date: 02/08/22
See how one Alaskan community is dealing with the effects of rising Arctic temperatures.
What’s Causing Water to Bubble in the Arctic?
S49 Ep1 | 4m 21s
Air Date: 02/02/22
Scientists look for the source of large bubbles in an Arctic lake.
Secrets in the Scat Preview
S49 Ep2 | 30s
Air Date: 02/09/22
Join biologists on an ingenious hunt for the clues hidden in animal poop.
Can Poop Help Protect Rhinos from Poachers?
S49 Ep2 | 3m 3s
Air Date: 02/09/22
To “scatologists,” a pile of fresh scat in the wild is a treasure trove of information.
Why Wombats Poop Cubes
S49 Ep2 | 3m
Air Date: 03/02/22
Biologists and engineers solve a major marsupial mystery.
Great Mammoth Mystery Preview
S49 Ep3 | 28s
Air Date: 02/16/22
Sir David Attenborough explores a site with traces of ancient mammoths and Neanderthals.
How Neanderthals Came to Inhabit Northwest Europe
S49 Ep3 | 2m 45s
Air Date: 03/02/22
Stone tools reveal that four species of human have occupied Britain.
The Mammoth Species You’ve Never Heard Of
S49 Ep3 | 3m
Air Date: 02/16/22
These bones could have belonged to some of the last surviving steppe mammoths in Britain.
Augmented Preview
S49 Ep4 | 31s
Air Date: 02/23/22
An ingenious new technology allows prosthetic legs to move and feel like the real thing.
Increasing Access to Brain-Controlled Prosthetics
S49 Ep4 | 2m 55s
Air Date: 03/02/22
Bionic interventions might allow people to one day design their own limbs.
Climbers Tell Story of Mt. Washington Climbing Accident
S49 Ep4 | 5m 10s
Air Date: 02/23/22
Climbing partners have a harrowing experience on Mount Washington in NH.
The Evolution of Prosthetic Leg Technology
S49 Ep4 | 5m 11s
Air Date: 03/15/22
Amputation procedures haven't changed much since the Civil War era.
Determined: Fighting Alzheimer’s Preview
S49 Ep5 | 28s
Air Date: 04/06/22
Follow three women enrolled in a new study to try to prevent Alzheimer’s.
Depression Can Affect Memory—and Mirror Signs of Alzheimer’s
S49 Ep5 | 1m 57s
Air Date: 04/06/22
Exercise may help depression patients regain memory.
How an Alzheimer’s study reached Black communities
S49 Ep5 | 2m 32s
Air Date: 04/06/22
Getting Black individuals involved in a study requires more than just asking them.
Try Passing this Alzheimer’s Screening Test
S49 Ep5 | 2m 54s
Air Date: 04/06/22
You have 10 seconds to memorize six shapes.
Dinosaur Apocalypse: The New Evidence Preview
S49 Ep6 | 29s
Air Date: 05/11/22
Striking new fossils paint a picture of life right before the asteroid impact.
Inside a Fossilized Pterosaur Egg
S49 Ep6 | 2m 58s
Air Date: 05/11/22
Bones and shells can tell us a lot about how these creatures lived.
Watch Scientists Extract a Rare Turtle Fossil
S49 Ep6 | 3m 4s
Air Date: 05/11/22
The Late Cretaceous period was kind of the heyday of turtles.
Dinosaur Apocalypse: The Last Day
S49 Ep7 | 29s
Air Date: 05/11/22
Scientists use new fossils to reconstruct the day the dinosaurs died.
New Fossil May Reveal Clues to Dinosaurs’ Final Days
S49 Ep7 | 2m 44s
Air Date: 05/11/22
This might be the first time in 66 million years that this leg has seen the light of day.
Why Ships Crash Preview
S49 Ep8 | 29s
Air Date: 05/18/22
How could a single ship cause a major supply chain crisis around the globe?
The Crash That Shut Down the Global Economy, Explained
S49 Ep8 | 3m 31s
Air Date: 05/18/22
The Suez Canal is one of the most important shipping lanes in the world.
Ice Age Footprints Preview
S49 Ep9 | 30s
Air Date: 05/25/22
Ancient footprints provide new evidence of humans and extinct giant beasts of the Ice Age.
Humans May Have Lived in North America Earlier Than Thought
S49 Ep9 | 4m 16s
Air Date: 05/25/22
Scattered seeds help reveal when ancient humans first left footprints in North America.
Ultimate Space Telescope Preview
S49 Ep10 | 28s
Air Date: 07/13/22
Discover how NASA engineers built and launched the most ambitious telescope of all time.
How Scientists Created JWST’s First Test Image
S49 Ep10 | 4m 50s
Air Date: 07/13/22
A test image from the James Webb Space Telescope unexpectedly captured many galaxies.
NASA Reacts to the James Webb Space Telescope Images
S49 Ep10 | 1m 55s
Air Date: 07/13/22
This NASA team was the first to see the new James Webb Space Telescope images.
Why Distant Galaxies Look Red
S49 Ep10 | 3m 40s
Air Date: 07/13/22
The farther away a galaxy is, the redder it appears to our telescopes.
Ending HIV in America Preview
S49 Ep11 | 30s
Air Date: 09/21/22
Can innovative drugs and therapies finally end HIV?
How Scientists Developed a Drug to Prevent HIV
S49 Ep11 | 3m 5s
Air Date: 10/13/22
The development of PrEP was a breakthrough in HIV prevention.
Saving Venice Preview
S49 Ep12 | 30s
Air Date: 09/28/22
Can innovative engineering projects save Venice?
How Venice Was Built On a Swamp
S49 Ep12 | 2m 54s
Air Date: 09/28/22
Ever wonder how Venice was built? Here’s how.
This Flood Barrier Could Save Venice
S49 Ep12 | 2m 57s
Air Date: 09/28/22
Venice is sinking. Could flood barriers be the answer?
Rebuilding Notre Dame
S49 Ep13 | 30s
Air Date: 10/05/22
A team tackles the restoration of iconic Notre Dame Cathedral.
Restoring Notre Dame’s Iconic Stained Glass
S49 Ep13 | 3m
Air Date: 10/05/22
Glass experts uncover the South Rose window’s hidden past.
Saving Notre Dame’s Iconic Stone Vaulting
S49 Ep13 | 2m 53s
Air Date: 10/05/22
Geologists attempt to restore limestone at Notre Dame Cathedral after a fire.
Computers v. Crime Preview
S49 Ep14 | 30s
Air Date: 10/12/22
Is artificial intelligence making policing and courts fairer, or is it increasing bias?
How Police Use Algorithms to Predict Crime
S49 Ep14 | 5m 25s
Air Date: 10/17/22
Police are using artificial intelligence to predict crime.
How Computer Algorithms Make Predictions
S49 Ep14 | 2m 30s
Air Date: 10/12/22
Can we rely on them to be fair?
Can Psychedelics Cure? Preview
S49 Ep15 | 30s
Air Date: 10/19/22
Psychedelics are unlocking new ways to treat conditions like addiction and depression.
Psychedelics as Medicine: The History of Peyote
S49 Ep15 | 4m 2s
Air Date: 10/19/22
Indigenous communities use this small psychedelic cactus as a medicinal herb.
How Psychedelics Change the Brain
S49 Ep15 | 4m 11s
Air Date: 10/19/22
Scientists found that psychedelic drugs may change how brain regions talk to each other.
Ocean Invaders
S49 Ep16 | 28s
Air Date: 10/26/22
Meet one of the ocean’s most beautiful and destructive species: Lionfish.
Divers Hunt Venomous Fish Invading Our Oceans
S49 Ep16 | 3m
Air Date: 10/26/22
Divers help turn the lionfish’s Atlantic invasion into a commercial opportunity.
Cats Might Be One of the Most Invasive Species
S49 Ep16 | 2m 12s
Air Date: 10/26/22
Cats are responsible for hundreds of millions, if not billions of birds being eaten every
Nazca Desert Mystery Preview
S49 Ep17 | 27s
Air Date: 11/02/22
Who created the Nazca lines and why? New clues to one of the greatest ancient enigmas.
Who Carved These Mysterious Lines in the Desert?
S49 Ep17 | 6m 57s
Air Date: 11/02/22
Learn more about the ancient Nazca people and their ancestors, the Paracas.
Artificial Intelligence Reveals Ancient Desert Drawings
S49 Ep17 | 4m 25s
Air Date: 11/02/22
Can AI help archaeologists uncover more Nazca geoglyphs?
Crypto Decoded Preview
S49 Ep18 | 30s
Air Date: 11/09/22
What exactly is crypto, and how does it work? This technology is more than just money.
The History of Crypto Goes Further Back Than You Think
S49 Ep18 | 10m 2s
Air Date: 11/09/22
Computer scientists and digital rebels built the revolutionary crypto system.
How the NFT Was Invented
S49 Ep18 | 3m 30s
Air Date: 11/09/22
An artist and a tech entrepreneur invented the non-fungible token, or NFT, in 24 hours.
Zero to Infinity Preview
S49 Ep19 | 28s
Air Date: 11/16/22
Discover how the concepts of zero and infinity revolutionized mathematics.
The Area of a Circle, Explained with Pizza
S49 Ep19 | 4m 23s
Air Date: 11/16/22
Finding the area of a circle is easy with pizza and infinity.
Thought Experiment: The Infinite Hilbert’s Hotel
S49 Ep19 | 4m 9s
Air Date: 11/16/22
At the Hilbert’s Hotel, there’s always room for one more.
This University Monitors COVID-19 Through Saliva Testing
6m 53s
Air Date: 01/15/21
The University of Illinois is trying to control the spread of COVID-19 by collecting spit.
Lingering Symptoms from COVID-19 are “Unprecedented”
5m 5s
Air Date: 02/04/21
Could an out-of-order immune system be to blame?
New COVID-19 Variants Spread More Easily
7m 15s
Air Date: 02/04/21
Why are the new coronavirus variants making COVID-19 more transmissible?
Why Misinformation Matters
2m 41s
Air Date: 02/11/21
The spread of misinformation is influencing human behavior.
Dream Hacking: Decisions, Addictions, and Sleep
14m 34s
Air Date: 02/18/21
Watch the first-ever video documenting this live two-way dream communication.
How Mask-Wearing Misinformation Became a Reality
5m 38s
Air Date: 02/23/21
There are various reasons why people believe in misinformation.
The Big Lie about Monarch Butterflies
9m 25s
Air Date: 03/15/21
Join NOVA producer Arlo Pérez as he unlearns a “fact” he was taught as a child.
Origins of Misinformation and How it Spreads
5m 47s
Air Date: 03/15/21
We're vulnerable to sharing misinformation because of the way that we communicate.
Texas’ Power Grid Trouble is Far From Over
8m 23s
Air Date: 03/20/21
Why it means we need to rethink our aging energy infrastructure throughout the U.S.
GameStop, Reddit, and the Rise of Risky Trades
8m 35s
Air Date: 04/27/21
Investing in stock call options is extremely risky.
Mexico’s COVID Cases and Deaths are Underreported—Why?
7m 42s
Air Date: 04/16/21
Learn more about the COVID pandemic in Mexico.
Are You Feeding a Powerful Facial Recognition Algorithm?
6m 55s
Air Date: 04/30/21
This algorithm isn't looking for your face only in the photos you've posted.
The Coronavirus Pandemic’s Toll on Mental Health
6m 6s
Air Date: 05/07/21
We should treat mental health with the same sense of urgency as the COVID pandemic.
Sciencing Out: Making Science Accessible and Engaging
9m 25s
Air Date: 05/19/21
For centuries, women all around the world have educated the public about science.
Sciencing Out: How Trust in Medicine and Science is Built
14m 11s
Air Date: 05/28/21
Trust can be a delicate matter—especially when it’s related to science and medicine.
How to Make Birdwatching More Inclusive
3m 7s
Air Date: 06/07/21
Step One: Start paying attention to the birds in your area.
Sciencing Out: What it Means to Make Information Tangible
14m 22s
Air Date: 06/07/21
There are experts whose job it is to make numbers tangible and help us visualize data.
The Science of Exercise—and Getting Back in the Game
30m 1s
Air Date: 06/25/21
What happens to the bodies and minds of athletes when training is put on hold?
Fact or CAP? How to Deal With Clickbait
7m 7s
Air Date: 06/28/21
Watch out for clickbait that’s designed to spread misinformation.
Can Humans Deflect an Asteroid?
6m 12s
Air Date: 06/28/21
Asteroid impacts on Earth don't happen very often—but they do happen.
Can Solar Storms Knock Out Our Power Grid?
6m 55s
Air Date: 06/28/21
Aurora is the beautiful result of space weather.
Preparing for the Pacific Northwest’s Next Major Earthquake
6m 12s
Air Date: 06/30/21
The Pacific Northwest is due for a major earthquake.
How California’s Droughts Lead to Other Disasters
5m 54s
Air Date: 06/30/21
Wildfires, heat waves, flooding, and water shortages are on the rise.
Using Technology to Cope With Drought
28m
Air Date: 07/12/21
The U.S. is experiencing increasingly worse drought conditions.
How COVID-19 and Climate Change Affect Breathing
4m 13s
Air Date: 08/02/21
COVID insidiously impacts a man's lungs — giving him reasons to appreciate each breath.
The Science of Unidentified Aerial Phenomena
28m 7s
Air Date: 07/23/21
Ever spotted a strange object in the sky?
Toxic “Forever Chemicals” Found in Americans’ Blood
6m 50s
Air Date: 08/04/21
Learn how they earn the "forever" label.
What will it take to get out of this pandemic?
28m 19s
Air Date: 08/06/21
COVID-19 infection continues to spread rapidly across most of the world.
How Wildfires and Ozone Led to Terrible Air Quality
6m 5s
Air Date: 09/08/21
Here’s how poor air quality can lead to serious health effects.
NOVA Universe Revealed Series Teaser
1m
Air Date: 10/27/21
Take a ringside seat as NOVA captures moments of high drama when the cosmos changed.
Lights Flashed in the Sky During Mexico’s Latest Earthquake
4m 40s
Air Date: 09/24/21
On September 7, 2021, a magnitude 7.0 earthquake rocked southwest Mexico.
Genetically Modifying Mosquitoes to Reduce their Numbers
5m 42s
Air Date: 09/24/21
Mosquitoes can be annoying, but how far would we go to stop them?
Can this Cuttlefish Pass an Intelligence Test?
9m 51s
Air Date: 10/18/21
Witness a hungry cuttlefish take part in an oddly adorable, psychological test.
How Does a Brain on THC Compare to a Brain on CBD?
4m 30s
Air Date: 10/25/21
Scientists are working to understand the true effects of cannabis on the brain.
Georgia’s First Black-Owned Hemp Farm
3m 32s
Air Date: 11/01/21
The legal definition of hemp is a cannabis plant that has no more than 0.3% of THC.
How Long Does Covid-19 Immunity Last?
8m 43s
Air Date: 11/09/21
How your immune system is primed may impact your long-term immunity.
The Link Between High-Potency Cannabis Use and Psychosis
4m 42s
Air Date: 12/01/21
As cannabis becomes more mainstream, use may come with a mental health risk.
Could a “Dune” Sandworm Exist in Real Life?
7m 7s
Air Date: 12/01/21
There are ecological and evolutionary limits to consider.
Where Did the Cannabis Plant Come From?
4m 10s
Air Date: 12/15/21
What cannabis DNA can reveal about the plant’s evolution.
What will the James Webb Space Telescope do?
5m 44s
Air Date: 01/03/22
This telescope could revolutionize our understanding of the universe.
Meet the Marvelous Christmas Tree Worm
5m 20s
Air Date: 01/03/22
This festive-sounding relative to earthworms might help protect coral reefs.
Why is There a Global Chip Shortage?
5m 15s
Air Date: 01/03/22
The pandemic made computer chip supply chain issues even worse.
Secrets in our DNA Preview
S48 Ep1 | 27s
Air Date: 01/13/21
What can DNA testing companies reveal about our ancestry and health, and at what risk?
Half Sisters Unite Thanks to DNA Testing
S48 Ep1 | 4m 19s
Air Date: 01/13/21
In 2018, June Smith takes a consumer DNA test, hoping to solve a longstanding mystery.
How—and why—DNA Testing Uses Biased Reference Databases
S48 Ep1 | 5m 20s
Air Date: 01/13/21
Are DNA ancestry tests equally accurate for all test takers?
Looking for Life on Mars Preview
S48 Ep2 | 30s
Air Date: 02/24/21
NASA launches its most ambitious search yet for traces of ancient life on Mars.
Why NASA is Back on Mars
S48 Ep2 | 5m 10s
Air Date: 02/24/21
NASA's Perseverance rover and the first-ever space helicopter landed on Mars.
This NASA Scientist Helps Prevent Mars from Contamination
S48 Ep2 | 4m 58s
Air Date: 02/24/21
How do you keep Earth microbes from contaminating Mars?
Feast Your Eyes on the First-Ever Mars 2020 Mission Videos
S48 Ep2 | 4m 31s
Air Date: 02/24/21
Watch amazing high-definition footage of the Perseverance landing.
Picture a Scientist Preview
S48 Ep3 | 29s
Air Date: 04/14/21
Researchers expose longstanding discrimination against women in science.
Why People Struggle to Associate Women with Science Words
S48 Ep3 | 3m 53s
Air Date: 05/19/21
The idea is that we associate two things that have something in common.
The Unique Challenges of Being a Black Woman in STEM
S48 Ep3 | 3m 7s
Air Date: 05/19/21
In academia, women of color suffer different types of abuse from different people.
Visualizing Discrimination and Harassment of Women in STEM
S48 Ep3 | 2m 24s
Air Date: 05/19/21
About half of of women faculty and staff experience sexual harassment.
Reef Rescue Preview
S48 Ep4 | 28s
Air Date: 04/21/21
Scientists race to help corals adapt to warming oceans through assisted evolution.
Scientists Breed a New Generation of “Super Corals”
S48 Ep4 | 4m 45s
Air Date: 04/21/21
Coral reefs are in crisis as ocean heatwaves are draining them of life.
Fighting for Fertility Preview
S48 Ep5 | 28s
Air Date: 05/12/21
Meet people struggling with infertility and the challenges of assisted reproduction.
To Start a Family, This Woman Turned to Egg Freezing
S48 Ep5 | 7m 34s
Air Date: 05/12/21
A woman is born with over a million eggs, but only 10% remain by the time she's 30.
How Weathering Affects Black Women’s Fertility
S48 Ep5 | 4m 54s
Air Date: 05/12/21
Generations of stress impact Black women on their journey to motherhood.
Building a Family as a Transgender Person
S48 Ep5 | 5m 41s
Air Date: 05/12/21
LGBTQ+ couples face many hurdles to biological reproduction.
A Woman’s Journey with Infertility and Adoption
S48 Ep5 | 1m 52s
Air Date: 05/28/21
African American women experience more fertility troubles than any other group.
Hindenburg: The New Evidence Preview
S48 Ep6 | 30s
Air Date: 05/19/21
A revealing new investigation of one of history’s most iconic aviation disasters.
Newly Analyzed Footage Helps Solve Hindenburg Mystery
S48 Ep6 | 6m 45s
Air Date: 05/19/21
A new piece of the Hindenburg puzzle has surfaced.
Great Electric Airplane Race Preview
S48 Ep7 | 29s
Air Date: 05/26/21
Will electric planes replace polluting airliners and lead to flying taxis in our cities?
You Could Take a Flying Car to Work Someday
S48 Ep7 | 5m 23s
Air Date: 05/26/21
Autonomous air taxies are closer to becoming a reality.
High-Risk High-Rise Preview
S48 Ep8 | 30s
Air Date: 01/05/22
Can skyscrapers be made safer, more efficient, and livable in our rapidly growing cities?
When Earthquake Damage is Invisible
S48 Ep8 | 2m 51s
Air Date: 01/05/22
Factors such as inadequate construction materials can make tall buildings vulnerable.
Stopping the Millennium Tower from Sinking Further
S48 Ep8 | 3m 28s
Air Date: 01/05/22
How can skyscrapers be built safely without a foundation on bedrock?
Ship That Changed the World Preview
S48 Ep9 | 29s
Air Date: 06/02/21
As we excavate a 500-year-old wreck, learn the secrets behind history’s great ships.
Mysterious Bones Found in 500-Year-Old Shipwreck
S48 Ep9 | 3m 3s
Air Date: 06/02/21
Sometimes archaeology can reveal things that written sources can't.
Bat Superpowers Preview
S48 Ep10 | 30s
Air Date: 09/15/21
Could the source of the deadliest viruses hold the secret to a healthier and longer life?
Why are Bats Tolerant of the Diseases They Carry?
S48 Ep10 | 2m 34s
Air Date: 09/15/21
Viruses circulate so well within bat colonies — could they hold secrets to better health?
Unique Adaptations may Explain Bats’ Resistance to Viruses
S48 Ep10 | 3m 2s
Air Date: 09/15/21
Bats are really effective at dumping heat to keep their body temperatures fairly normal.
The Cannabis Question Preview
S48 Ep11 | 30s
Air Date: 09/29/21
As state-legalized cannabis spreads, NOVA explores its little-known risks and benefits.
What is the Endocannabinoid System?
S48 Ep11 | 3m 49s
Air Date: 09/29/21
Cannabinoid receptors, named after cannabis, are found in nearly every organ in the body.
A Veteran’s Story of Medical Cannabis Use and Arrest
S48 Ep11 | 5m 34s
Air Date: 09/29/21
For Black people in America, the war on cannabis is still ongoing.
How Some Parents Brought CBD to Market to Treat Epilepsy
S48 Ep11 | 7m 1s
Air Date: 09/29/21
About a third of epilepsy patients don't respond to medication.
How Cannabis Affects Teens’ Brains
S48 Ep11 | 3m 28s
Air Date: 09/29/21
Our natural endocannabinoids reach their highest levels as the brain develops.
Cannabis Reverses Brain Aging in Mice
S48 Ep11 | 3m 51s
Air Date: 09/29/21
Low doses of THC from cannabis can help older mice learn faster, researchers found.
Incarcerated for Cannabis: Who’s Still in Prison and Why?
S48 Ep11 | 3m 54s
Air Date: 09/29/21
Many states have legalized cannabis for medical use, but thousands are still in prison.
CBD Helps Anxiety Patients in a Clinical Trial
S48 Ep11 | 3m 4s
Air Date: 09/29/21
Unlike THC, CBD is not psychoactive and not known to be intoxicating.
Why is Researching Cannabis so Hard?
S48 Ep11 | 3m 39s
Air Date: 09/29/21
Here's how approved research is conducted on cannabis.
Particles Unknown Preview
S48 Ep12 | 30s
Air Date: 10/06/21
Join the hunt for the universe’s most common—yet most elusive and baffling—particle.
This Detector Can Catch Cosmic Neutrinos
S48 Ep12 | 3m 20s
Air Date: 10/13/21
Neutrinos could help unlock one of the biggest mysteries in physics today.
Arctic Drift Preview
S48 Ep13 | 30s
Air Date: 10/13/21
Join scientists on a daring polar voyage to uncover the Arctic’s climate secrets.
MOSAiC Scientists Measure Arctic Sea Ice Volume
S48 Ep13 | 3m 5s
Air Date: 10/13/21
Just how much ice is in the Arctic Ocean?
The Arctic Jet Stream Affects Global Climate. Here’s Why.
S48 Ep13 | 3m 3s
Air Date: 10/13/21
The jet stream is a band of wind that influences weather in the northern hemisphere.
Edible Insects Promo
S48 Ep14 | 29s
Air Date: 10/20/21
Take a tasty look at insect foods that could benefit our health and our warming planet.
Insects Make Protein More Efficiently Than Mammals
S48 Ep14 | 5m 14s
Air Date: 10/20/21
Most of the calories insects eat can be converted into nutrients that we can then eat.
Was Eating Insects Key to Human Brain Evolution?
S48 Ep14 | 3m 32s
Air Date: 10/20/21
Insects may have provided humans' ancestors with key nutrients.
NOVA Universe Revealed: Age of Stars Preview
S48 Ep15 | 30s
Air Date: 10/27/21
Voyage to discover the sun’s place in a grand cycle of birth, death and renewal.
How a Star Dies in a Supernova
S48 Ep15 | 2m 48s
Air Date: 10/27/21
The saying "live fast, die young" applies to stars, astrophysicist Grant Tremblay says.
Will the Universe’s Stars Someday Disappear?
S48 Ep15 | 2m 42s
Air Date: 10/27/21
The age of stars is not as enduring as it might seem.
NOVA Universe Revealed: Milky Way Preview
S48 Ep16 | 30s
Air Date: 11/03/21
Explore the wonders and mysteries of our galaxy—the giant city of stars we call home.
The Milky Way and Andromeda Galaxies will Someday Collide
S48 Ep16 | 2m 56s
Air Date: 11/03/21
The Milky Way as we know it today is not eternal.
Gaze at Galaxies with NASA’s Hubble Space Telescope
S48 Ep16 | 2m 44s
Air Date: 11/03/21
The Hubble Space Telescope has revolutionized our understanding of the universe.
NOVA Universe Revealed: Alien Worlds Preview
S48 Ep17 | 30s
Air Date: 11/10/21
Visit exotic worlds orbiting distant suns as NOVA tackles the big question: are we alone?
Yes, There’s Really a Frozen Exoplanet named Hoth
S48 Ep17 | 3m 7s
Air Date: 11/10/21
No one predicted that planets like this were even possible.
In Galaxies Far, Far Away, Some Planets Have Two Stars
S48 Ep17 | 2m 38s
Air Date: 12/06/21
What would life be like in a binary star system?
NOVA Universe Revealed: Black Holes Preview
S48 Ep18 | 30s
Air Date: 11/17/21
Take a seat on the ultimate thrill ride as NOVA explores the universe’s strangest objects.
Sagittarius A*: The Void at the Center of our Galaxy
S48 Ep18 | 1m 54s
Air Date: 11/17/21
Scientists believe a giant black hole sits at the center of our galaxy.
Take a Ride into a Supermassive Black Hole
S48 Ep18 | 2m 41s
Air Date: 12/03/21
Black holes distort the space-time fabric.
NOVA Universe Revealed: Big Bang Preview
S48 Ep19 | 30s
Air Date: 11/24/21
Venture back to the birth of space and time as NOVA probes the mystery of the Big Bang.
Scientists Capture the First Light from the Big Bang
S48 Ep19 | 2m 57s
Air Date: 12/06/21
Scientists now have a detailed image of the entire universe in its infancy.
Was the Big Bang an Explosion or Something Else?
S48 Ep19 | 3m 1s
Air Date: 11/24/21
Energy transformed into matter during the Big Bang.
Butterfly Blueprints Preview
S48 Ep20 | 29s
Air Date: 01/12/22
Explore how the scientific secrets of butterflies are inspiring technological innovations.
How the Morpho Butterfly Gets its Iridescent Color
S48 Ep20 | 2m 22s
Air Date: 01/12/22
How does nature produce a color that looks so unnatural?
How Did This Butterfly Get So Old?
S48 Ep20 | 2m 56s
Air Date: 01/12/22
A special diet could be the secret to its exceptional longevity.
Alaskan Dinosaurs Preview
S48 Ep21 | 29s
Air Date: 01/19/22
Intrepid paleontologists discover that dinosaurs thrived in the Arctic’s cold and dark.
Fossilized Dung Reveals Clues About Dinosaurs’ Diet
S48 Ep21 | 3m 6s
Air Date: 01/19/22
Where are you going to get protein if you're an herbivore?
Did Some Dinosaurs Breed in the Arctic?
S48 Ep21 | 3m
Air Date: 01/19/22
70 million years ago, several species of dinosaur nested in the Arctic.
Ancient Maya Metropolis Preview
S48 Ep22 | 30s
Air Date: 01/26/22
Explore great ancient Maya cities and why their inhabitants abandoned them.
LIDAR Technology Helps Uncover a Maya Metropolis
S48 Ep22 | 3m 9s
Air Date: 02/08/22
Light Detection and Ranging, LIDAR, sees through the jungle to reveal what lies beneath.
These Artifacts and Foods Tie Modern Maya to the Past
S48 Ep22 | 4m 4s
Air Date: 01/26/22
Oral tradition talks about the importance of these foods for Maya.
The Joys and Challenges of Birding While Black
3m 54s
Air Date: 09/03/20
A need for inclusion in outdoor spaces remains, Christian Cooper explains.
Three Solutions That Can Slow or Stop Climate Change
4m 21s
Air Date: 06/04/20
Preventing, “undoing,” and adapting are 3 ways to avoid the worst climate change impacts.
Cutting our Greenhouse Gas Emissions to Zero
4m 52s
Air Date: 06/19/20
Through “prevention,” humans can significantly cut greenhouse gas emissions.
Can Geoengineering “Undo” Climate Change?
4m 41s
Air Date: 06/24/20
There are ways to reverse some of the damage from our carbon dioxide emissions.
How Communities Can Adapt to Climate Change
3m 59s
Air Date: 06/29/20
For many, the concept of “adapting” to climate change feels like admitting defeat.
Losing a Loved One to Early Onset Alzheimer’s
4m 53s
Air Date: 09/02/20
See how Alzheimer's develops and spreads throughout the brain.
Signs of Life Found on Venus
6m 4s
Air Date: 09/21/20
Could this mean there's life in our planetary neighbor's clouds?
How Anosmia Could Affect Doctors’ Coronavirus Screenings
5m 14s
Air Date: 09/23/20
Many people have smell loss with COVID-19.
Christian Cooper’s Bird Yearbook Superlatives
5m 11s
Air Date: 09/29/20
What’s the most underrated bird? Most mysterious? Hear Chris Cooper’s opinion.
The Tech Behind Mail-In Voting
6m 20s
Air Date: 10/28/20
Due to the pandemic, millions are voting by mail in the 2020 presidential election.
The Science of the COVID-19 Treatments Trump Received
6m 37s
Air Date: 11/02/20
In early October 2020, President Trump tested positive for COVID-19.
Is it Safe to Fly During the Pandemic?
6m 14s
Air Date: 12/08/20
If you do have to fly, here's what to expect.
Your COVID-19 Vaccine is Coming
7m 12s
Air Date: 12/17/20
Learn more about the first coronavirus vaccines.
The Biggest Space News Stories of 2020
5m 27s
Air Date: 01/15/21
Discover three of the greatest space developments of the year and what 2021 may bring.
Polar Extremes Preview
S47 Ep1 | 3m 19s
Air Date: 02/05/20
Paleontologist Kirk Johnson explores the dynamic history—and future—of ice at the poles.
What if Carbon Left Your Tailpipe as Solid Chunks?
S47 Ep1 | 2m 12s
Air Date: 02/05/20
Together, all the cars on Earth would leave quite the pile of carbon behind—every day.
Plant Fossils Hint at Arctic’s Swampy Past
S47 Ep1 | 3m 2s
Air Date: 02/05/20
Learn more about a lush forest that once dominated the Arctic.
Why Trees Are Living Climate Records
S47 Ep1 | 1m 29s
Air Date: 02/03/20
Trees have an environmental record etched into their very wood.
What did the East Coast Look Like 3 Million Years Ago?
S47 Ep1 | 3m 21s
Air Date: 02/05/20
Scientists dig up ancient clams from the ocean 90 miles from the nearest beach.
Fifty Million Years Ago, the Arctic Was a Warm Swamp
S47 Ep1 | 2m 7s
Air Date: 02/05/20
Drop yourself into a modern-day swamp, and that's what the ancient Arctic looked like.
How Carbon Dioxide Warms Planet Earth
S47 Ep1 | 2m 32s
Air Date: 02/05/20
Carbon dioxide acts like a heat-trapping blanket, warming our planet.
A Bird’s-Eye View of Carbon Emissions
S47 Ep1 | 1m 56s
Air Date: 02/05/20
What if carbon dioxide pollution were solid carbon chunks?
What’s Causing Greenland’s Biggest Glacier to Melt?
S47 Ep1 | 2m 4s
Air Date: 02/05/20
Warming ocean water is eating away at Greenland's glaciers from below.
This Alaska Community is Losing Sea Ice to Climate Change
S47 Ep1 | 4m 47s
Air Date: 02/05/20
See how one small town’s survival is threatened by climate change.
How Earth’s Climate Changed Over the Past 500 Million Years
S47 Ep1 | 3m 25s
Air Date: 02/05/20
Learn more about our planet’s Hothouse and Icehouse climates.
This Canadian Cave Has Been Frozen Since the Last Ice Age
S47 Ep1 | 3m 11s
Air Date: 02/05/20
Explore this spectacular, icy cave.
How Climate Has Shifted Over Millions of Years
S47 Ep1 | 2m 44s
Air Date: 02/05/20
Lake mud from the Russian Arctic tells us that Earth's climate has oscillated in the past.
How Humans Could Make Icehouse Earth into a Hothouse
S47 Ep1 | 4m 21s
Air Date: 02/05/20
Understand climate time.
Dog Tales Preview
S47 Ep2 | 26s
Air Date: 02/12/20
Follow the epic journey of dog domestication and see what science says about dogs’ love.
Do Dogs Love Us or do They Just Want Treats?
S47 Ep2 | 3m 59s
Air Date: 02/12/20
It's time to learn the truth once and for all.
Can Bones Reveal How Dogs Evolved from Wolves?
S47 Ep2 | 5m 12s
Air Date: 02/12/20
Learn more about the evolution of our furry companions.
Cat Tales Preview
S47 Ep3 | 28s
Air Date: 02/19/20
Goddess, demon, house pet? What does science say about the human relationship with cats?
Are Cats More Expressive Than We Think?
S47 Ep3 | 2m 51s
Air Date: 02/19/20
Why it’s so hard to tell what your cat is thinking.
Mysteries of Sleep Preview
S47 Ep4 | 27s
Air Date: 02/26/20
Why do we sleep? And what does sleep have to do with memory, trauma, and our emotions?
Can Sleep Quality and Quantity be Boosted Using Sound?
S47 Ep4 | 3m 3s
Air Date: 02/26/20
Scientists use sound to improve sleep.
How Sleep Helps Children Learn and Remember New Words
S47 Ep4 | 4m 22s
Air Date: 02/26/20
See how sleep helps children try to learn made-up words.
Cuba’s Cancer Hope Preview
S47 Ep5 | 28s
Air Date: 04/01/20
Can Cuba's innovative lung cancer vaccines give new hope to patients across the world?
An American Cancer Patient Receives Treatment in Cuba
S47 Ep5 | 4m 51s
Air Date: 04/01/20
Cuban lung cancer vaccines offer new hope.
How the Immune System Fights Cancer
S47 Ep5 | 2m 49s
Air Date: 04/01/20
The battle begins as soon as healthy cells mutate into cancer cells.
The Truth About Fat Prologue
S47 Ep6 | 1m 59s
Air Date: 04/08/20
Could it be that body fat has more to do with biological processes than personal choices?
The Truth About Fat Preview
S47 Ep6 | 28s
Air Date: 04/08/20
Could it be that body fat has more to do with biological processes than personal choices?
How Do Sumo Wrestlers Avoid Obesity-Related Diseases?
S47 Ep6 | 2m 51s
Air Date: 04/08/20
It has to do with where the fat is distributed in their bodies.
How the Hormone Leptin Helps Regulate Appetite
S47 Ep6 | 6m 48s
Air Date: 04/08/20
The discovery of leptin transformed our view of fat.
Eagle Power Preview
S47 Ep7 | 28s
Air Date: 05/20/20
Follow eagles from the nest to the skies to see what makes these predators so remarkable.
Watch Baby Eagles Hatch and Grow
S47 Ep7 | 4m 7s
Air Date: 05/20/20
It takes 37 days for eagle eggs to incubate.
How Sharp are an Eagle’s Eyes?
S47 Ep7 | 2m 45s
Air Date: 05/20/20
Learn why eagles have the sharpest eyesight of any vertebrate animal.
Saving Notre Dame Preview
S47 Ep8 | 28s
Air Date: 11/25/20
Scientists and engineers fight to save Notre Dame Cathedral after the 2019 fire.
Stabilizing Notre Dame’s Famous Buttresses
S47 Ep8 | 3m 3s
Air Date: 11/25/20
If the vaulting collapses, the weight of the buttresses will push in the 100-foot walls.
Saving Notre Dame’s Stained Glass Masterpieces
S47 Ep8 | 3m 2s
Air Date: 11/25/20
Could the cathedral's beautiful stained glass collection survive the 2019 fire intact?
Repairing Notre Dame’s Vaults with Underground Quarries
S47 Ep8 | 2m 51s
Air Date: 11/25/20
Hidden under Paris is a rich source of limestone, a vast labyrinth of quarry tunnels.
Nature’s Fear Factor Preview
S47 Ep9 | 27s
Air Date: 10/14/20
Can bringing predators—and fear—back into an ecosystem help restore its natural balance?
Meet Gorongosa National Park’s Head Veterinarian
S47 Ep9 | 8m 18s
Air Date: 10/14/20
Hear what it’s like to be a vet for wild animals.
The Anatomy of an African Wild Dog Hunt
S47 Ep9 | 6m 50s
Air Date: 10/14/20
Lions and African wild dogs hunt their prey very differently.
Lions Return to Mozambique’s Gorongosa National Park
S47 Ep9 | 6m
Air Date: 10/14/20
Gorongosa National Park was once one of the most species-rich places in Africa.
What We Know and Don’t Know about the Coronavirus
S47 Ep10 | 5m 55s
Air Date: 03/09/20
What is covid-19 and should you be worried?
Can Scientists Use RNA to Create a Coronavirus Vaccine?
S47 Ep10 | 5m 28s
Air Date: 04/16/20
The coronavirus has unleashed global havoc. Learn how scientists are hitting back.
Decoding COVID-19 Preview
S47 Ep10 | 26s
Air Date: 05/20/20
Scientists race to understand and defeat the coronavirus behind the COVID-19 pandemic.
When You Lose a Loved One to Coronavirus
S47 Ep10 | 6m 36s
Air Date: 05/13/20
Hear George’s family recount his tragic story.
How Viruses Like the Novel Coronavirus Evolve
S47 Ep10 | 2m 53s
Air Date: 05/13/20
The virus likely is not a new entity on Earth, but it is new in humans.
How Wuhan is Using Digital Gatekeeping to Reopen
S47 Ep10 | 2m 47s
Air Date: 05/13/20
To reopen the city, Wuhan, China is using digital gatekeeping to contact trace. Here’s how
Why Antibody Tests Don’t Yet Reveal Coronavirus Immunity
S47 Ep10 | 5m 59s
Air Date: 05/13/20
Can an antibody blood test tell if you are immune to COVID-19?
Human Nature Preview
S47 Ep11 | 28s
Air Date: 09/09/20
We can now edit the human genome with a tool called CRISPR. But how far should we go?
Human Nature Sneak Peek
S47 Ep11 | 2m 8s
Air Date: 09/09/20
We can now edit the human genome with a tool called CRISPR. But how far should we go?
CRISPR Gene-Editing Reality Check
S47 Ep11 | 19m 13s
Air Date: 09/04/20 | Rating: TV-PG
CRISPR gene-editing technology is advancing quickly. What can it do now—and in the future?
Living with Sickle Cell Anemia
S47 Ep11 | 3m 22s
Air Date: 09/09/20
Sickle Cell Anemia is caused by a single change in the DNA sequence.
How CRISPR Works in Nature
S47 Ep11 | 3m 24s
Air Date: 05/13/20
CRISPR is part of bacteria's natural defense against viruses.
The “Holy Grail of Yogurt” is CRISPR
S47 Ep11 | 4m 1s
Air Date: 09/09/20
Five years before anybody was talking about CRISPR, Danisco had a breakthrough.
Secret Mind of Slime Preview
S47 Ep12 | 27s
Air Date: 09/16/20
Meet slime molds: the brainless blobs that can learn, make decisions, and navigate mazes.
Brainless Slime Molds Navigate Mazes and Make Decisions
S47 Ep12 | 2m 46s
Air Date: 09/16/20
Can a slime mold find food placed at the far end of a labyrinth?
The Great Australian Slime Mold Bakeoff
S47 Ep12 | 3m
Air Date: 09/16/20
The purpose of this experiment was to see how Physarum regulates its nutritional needs.
A to Z: The First Alphabet Preview
S47 Ep13 | 27s
Air Date: 09/23/20
The birth of writing and the first alphabet were among the world’s most vital inventions.
Aboriginal Elder Sings Ancient Creation Song
S47 Ep13 | 4m 4s
Air Date: 09/23/20
In the Wardaman Creation Story, all the plants and animals of the world were once people.
How Egyptian Hieroglyphs Influenced Modern Alphabets
S47 Ep13 | 3m 56s
Air Date: 09/23/20
Learn why Egyptian hieroglyphs are hiding in modern alphabets—and how to find them.
A to Z: How Writing Changed the World Promo
S47 Ep14 | 26s
Air Date: 09/30/20
The creation of printing, the first information technology, drove empires and revolutions.
The Printing Press Revolutionized the Spread of Information
S47 Ep14 | 2m 36s
Air Date: 09/30/20
Watch how a printing press works.
How Medieval Parchment is Made
S47 Ep14 | 3m 4s
Air Date: 09/30/20
Learn about the preparation and use of parchment paper in medieval Europe.
Touching the Asteroid Promo
S47 Ep15 | 27s
Air Date: 09/15/20
Spacecraft OSIRIS-REx attempts to grab a piece of an asteroid to bring it back to Earth.
Did This Asteroid Just Turn into a Comet?
S47 Ep15 | 4m 24s
Air Date: 10/21/20
Everything in the solar system is dynamic—you can watch it evolve in real time.
Asteroids Provide Hints About the “Ingredients” in Planets
S47 Ep15 | 4m 30s
Air Date: 10/21/20
By studying asteroids, researchers can learn about the formation of planets.
Inside OSIRIS-REx’s Mission to Tag Asteroid Bennu
S47 Ep15 | 4m 38s
Air Date: 10/21/20
Learn more about OSIRIS-REx’s mission to an asteroid 200 million miles away.
Can We Cool the Planet? Promo
S47 Ep16 | 28s
Air Date: 10/28/20
Scientists look to geoengineering and other methods to cool the planet.
How Much Coal Do People Burn Each Year?
S47 Ep16 | 2m 13s
Air Date: 10/28/20
See how much CO2 we add to the atmosphere each year.
What is Solar Geoengineering and Why is it Controversial?
S47 Ep16 | 4m 16s
Air Date: 10/28/20
Solar geoengineering is like drawing a curtain over the face of the Earth.
Meet the NASA Scientist Who Uses Lasers to Study Forests
S47 Ep16 | 4m 5s
Air Date: 10/28/20
This researcher shoots lasers at trees in order to measure how much carbon forests store.
Beyond the Elements: Reactions Preview
S47 Ep17 | 30s
Air Date: 02/03/21
Discover the fascinating chemistry that makes our world and everything in it—including us.
What Gives Hot Peppers Their Heat?
S47 Ep17 | 8m 22s
Air Date: 02/03/21
"Beyond the Elements" host David Pogue explores the science of hot peppers—viscerally.
How Killer Snail Venom Plays a Key Role in Drug Development
S47 Ep17 | 6m 8s
Air Date: 02/03/21
What’s in this snail’s paralyzing venom?
Yes, Molecules Do Make Sounds
S47 Ep17 | 4m 49s
Air Date: 05/26/21
In the atomic world, everything is in motion, vibrating because of thermal energy.
Beyond the Elements: Indestructible Preview
S47 Ep18 | 30s
Air Date: 02/10/21
Discover the fascinating chemistry that makes our world and everything in it—including us.
Plastics: Durable, Diverse, and Indestructible
S47 Ep18 | 7m 52s
Air Date: 02/10/21
Processing can turn the same plastic into very different products.
Beyond the Elements: Life Preview
S47 Ep19 | 30s
Air Date: 02/17/21
Discover the fascinating chemistry that makes our world and everything in it—including us.
Growing Simple Cells with the Help of… Soap?
S47 Ep19 | 7m 11s
Air Date: 02/17/21
To jumpstart evolution, a scientist shows, just add soap.
How Does a Government Shutdown Affect Science?
3m 1s
Air Date: 01/23/19
The government shutdown has brought experiments to a halt and affected other areas.
Five Moon Names to Know for Successful Moongazing
2m 6s
Air Date: 01/23/19
What's the meaning behind moon names?
AI Helps Young Man with Cerebral Palsy Find Independence
4m 46s
Air Date: 01/31/19
Can AI technology help 12-year-old Kaden, who is nonverbal, find his voice?
What Does the Polar Vortex Have to do With Climate Change?
3m 18s
Air Date: 02/01/19
If you think you understand the polar vortex, think again.
Why Kicking a Field Goal is Harder Than it Looks
3m 28s
Air Date: 02/06/19
Kicking a field goal is tough. But why? (Hint: It's physics.)
What is Coral Bleaching?
2m 29s
Air Date: 02/20/19
It changes the dynamic of the entire reefscape, and can be detrimental to corals.
Can Super Corals Save Reefs?
3m 29s
Air Date: 02/21/19
Scientists are trying to help reefs around the world the world by identifying super corals
Did Climate Change Cause Hurricane Harvey?
2m 32s
Air Date: 02/21/19
Climate models can be used to analyze rainfall, heatwaves, and even coral bleaching events
Climate Change Flooding: A Threat to National Security?
4m 1s
Air Date: 02/21/19
Sea level rise and heavy rains pose logistical challenges to Norfolk, Virginia's Navy.
Why Hurricane Florence Caused So Much Flooding
3m 2s
Air Date: 02/21/19
Warming air and sea surface temperatures are making storms wetter and more intense.
The World Wide Web Celebrates its 30th Birthday
2m 39s
Air Date: 03/12/19
Without it, you wouldn't be able to watch this video.
What Went Wrong with the Boeing 737 Max 8?
3m 22s
Air Date: 03/18/19
Experts weigh in on what may have happened to the Ethiopian flight 302.
This AI Can Help Park Rangers Identify Poachers
3m 27s
Air Date: 03/20/19
A system of small cameras can help park rangers identify possible poachers.
Grandfather of Climate Science and “The Big Experiment”
2m
Air Date: 03/21/19
A pioneer of climate science, explains why he wishes he could have lived another 50 years.
Vaping Cost One Teen His Health and Dreams
3m 59s
Air Date: 03/26/19
Nicotine addiction came with high price for one teen, and he’s not alone.
This Is Your Brain and Body on Power
4m 22s
Air Date: 04/01/19
Discover how power influences your body and brain.
Deepfake Videos Are Getting Terrifyingly Real
3m 36s
Air Date: 04/01/19
Artificially intelligent face swap videos are more sophisticated and accessible than ever.
How the Magnus Force Curves Soccer and Baseballs
3m 26s
Air Date: 04/02/19
Baseball vs. Soccer: Which sport has the best curves?
Using Science to Achieve Invisibility
3m 21s
Air Date: 04/02/19
Achieving true invisibility is a difficult feat.
Fossil Discovery Could Offer Glimpse into Day the Dinos Died
2m 51s
Air Date: 04/22/19
Fossilized fish appear to preserve the fallout of the asteroid that killed the dinosaurs.
This Cute Robot Uses Sophisticated AI to Help Teach Kids
4m 18s
Air Date: 06/05/19
Tega is a robot that uses artificial intelligence to read and respond to kid's emotions.
The 170-Year Search for a Planet Beyond Neptune
2m 29s
Air Date: 06/10/19
There may be a ninth planet at the edge of our solar system — it’s not Pluto and it’s not
The Evidence for Planet Nine’s Existence
3m 3s
Air Date: 06/10/19
Why do some astronomers think there’s a massive planet on the edge of our solar system?
Inside the Search for Planet Nine
3m 14s
Air Date: 06/10/19
The Subaru Telescope at the peak of Hawai`i’s Mauna Kea is on the hunt for Planet Nine.
Six Ways Quantum Computers Could Change the World
3m 50s
Air Date: 06/24/19
See why experts are saying it's the dawn of a new Information Age.
Astronomers Photograph 2 Newborn Planets for the First Time
2m 41s
Air Date: 06/28/19
Researchers photograph two newborn planets for the first time.
The Science Behind This Sleight of Hand
46s
Air Date: 07/09/19
Why this card trick might fool your eyes.
Artificial Intelligence is Helping Get the Lead Out of Flint
6m 32s
Air Date: 11/18/19
An algorithm helps find buried lead, but can residents trust it?
Pluto and Beyond Preview
S46 Ep1 | 26s
Air Date: 01/02/19
The New Horizons spacecraft zooms toward an object 4 billion miles from Earth.
New Horizons Makes Historic Flyby on New Year’s Day
S46 Ep1 | 2m 9s
Air Date: 01/02/19
The New Horizons spacecraft made history by conducting the farthest ever flyby.
Days Before Flyby, Ultima Thule Still Mysterious
S46 Ep1 | 1m 45s
Air Date: 01/02/19
NASA's New Horizons spacecraft is about to visit the most distant object ever explored.
Ultima Thule Comes Into Focus as New Images Reveal Secrets
S46 Ep1 | 1m 13s
Air Date: 01/02/19
NASA scientists received the most detailed images from its spacecraft, New Horizons.
Ultima Thule is Surprisingly Flat
S46 Ep1 | 1m 38s
Air Date: 02/12/19
This discovery could have a big effect on how scientists think about planet formation.
Einstein’s Quantum Riddle Preview
S46 Ep2 | 27s
Air Date: 11/29/18
Join scientists as they grab light from across the universe to prove quantum entanglement.
Kīlauea: Hawaiʻi on Fire Preview
S46 Ep3 | 25s
Air Date: 01/23/19
Scientists journey to Kīlauea volcano to investigate the eruptions that shook Hawaiʻi.
Decoding the Great Pyramid Preview
S46 Ep4 | 28s
Air Date: 02/06/19
New archeological evidence shows the stunning engineering of the Great Pyramid of Giza.
Rise of the Rockets Preview
S46 Ep5 | 29s
Air Date: 02/13/19
New technologies are promising a new renaissance in space travel.
How Do You Get a Rocket to Land Back on Earth?
S46 Ep5 | 2m 23s
Air Date: 02/13/19
There's a reason why so few rockets are designed to come back to their launch sites.
The Next Pompeii Preview
S46 Ep6 | 29s
Air Date: 02/20/19
In the shadow of Vesuvius and Pompeii, a lesser-known volcano puts Naples at risk.
Volcanologists Descend into Mt Vesuvius’ Crater
S46 Ep6 | 2m 58s
Air Date: 02/20/19
Gas samples from Mt. Vesuvius can reveal how close magma is to the volcano's surface.
Clues from a Giant Volcanic Eruption Exist Beneath Naples
S46 Ep6 | 2m 59s
Air Date: 02/20/19
Dwelling beneath Naples, is Campi Flegrei—a volcano capable of a very large eruption.
Saving the Dead Sea Preview
S46 Ep7 | 28s
Air Date: 04/24/19
Can a daring water engineering project revive the Dead Sea without altering its chemistry?
To Save Water, Women in Jordan Learn to Plumb
S46 Ep7 | 1m 4s
Air Date: 04/24/19
Can women tackle the country's water shortage by learning a new trade?
Scientists Use Drones to Track Dead Sea Sinkholes
S46 Ep7 | 2m 48s
Air Date: 04/24/19
How do sinkholes come to be, and how do researchers study them?
Inside the Megafire Preview
S46 Ep8 | 28s
Air Date: 05/08/19
Scientists investigate the deadly megafires that swept through California in 2018.
As Megafires Have Become More Common, So Have Fire Tornadoes
S46 Ep8 | 2m 32s
Air Date: 05/08/19
What causes flames to start spinning?
Why Fires Move Faster Up a Hill than Down
S46 Ep8 | 2m 33s
Air Date: 05/08/19
U.S.D.A. scientists conduct an experiment to discover why fires move uphill.
Camp Fire Survivor Sees Destroyed Home for the First Time
S46 Ep8 | 1m 54s
Air Date: 05/08/19
A resident returns home and witnesses the Camp Fire's destruction firsthand.
Residents Flee Paradise During the Camp Fire
S46 Ep8 | 1m 34s
Air Date: 05/08/19
As the Camp Fire scorches a community in California, residents leave by car and on foot.
How Did the Camp Fire Start and Spread?
S46 Ep8 | 1m 46s
Air Date: 05/08/19
From the start, California’s deadliest fire had the potential for disaster.
First Horse Warriors Preview
S46 Ep9 | 28s
Air Date: 05/15/19
The advent of horse riding changed the course of human history and our genetic makeup.
Milking a Horse is Harder than You Think
S46 Ep9 | 38s
Air Date: 05/15/19
To milk a horse, one must trick a mother horse—and trick her well.
Lost Viking Army Preview
S46 Ep10 | 28s
Air Date: 05/22/19
Bioarchaeologists investigate a 9th-century mass grave thought to hold a lost Viking army.
Why Did These Vikings’ Bones Appear Older Than They Are?
S46 Ep10 | 2m 18s
Air Date: 05/22/19
Hint: Carbon in the ocean is different than carbon on land.
Who Was This High-Status Viking Warrior?
S46 Ep10 | 1m 55s
Air Date: 05/22/19
DNA evidence reveals surprising truth about the identity of a revered 9th-century Viking.
Back to the Moon Preview
S46 Ep11 | 28s
Air Date: 07/10/19
Discover why scientists and entrepreneurs alike have their sights set on the Moon again.
How Did the Moon Come to Be?
S46 Ep11 | 1m 1s
Air Date: 07/10/19
Scientists have several theories for how Earth's Moon formed.
Scientists Launch Rocket into the Moon to Find Water
S46 Ep11 | 4m 35s
Air Date: 07/10/19
Researchers hope to observe lunar material ejected from an impact.
The Planets Series Teaser
S46 Ep12 | 1m
Air Date: 07/24/19
The life of our solar system told in five dramatic stories spanning billions of years.
The Planets Series Trailer
S46 Ep12 | 3m 9s
Air Date: 07/24/19
The life of our solar system told in five dramatic stories spanning billions of years.
The Planets: Inner Worlds Preview
S46 Ep12 | 26s
Air Date: 07/24/19
The rocky planets have similar origins, but only 1 supports life. Was it always this way?
Five Facts About the Planet Closest to Our Sun
S46 Ep12 | 1m 9s
Air Date: 07/24/19
What makes Venus's next door neighbor unique?
Five Facts About Hot, Volcanic Venus
S46 Ep12 | 58s
Air Date: 07/24/19
Our next door neighbor is most like Earth in terms of size and mass.
Inside Look: “The Planets”
S46 Ep12 | 1m 30s
Air Date: 07/24/19
PBS journeys through the solar system to explore NOVA’s “The Planets.”
Five Facts About Our Home Planet
S46 Ep12 | 1m 4s
Air Date: 07/24/19
Earth is the only known planet to harbor life.
Behind the Scenes: The Making of “The Planets”
S46 Ep12 | 4m 26s
Air Date: 07/24/19
See the work that went into creating some of the animations in "The Planets."
The Planets: Mars Preview
S46 Ep13 | 28s
Air Date: 07/24/19
Before it was a dry planet, Mars was a wet world that may have hosted life.
Mars, the Red Planet, Was Once Blue
S46 Ep13 | 1m 25s
Air Date: 07/24/19
Mars once had rains, rivers, and in the northern hemisphere, a vast sea.
Five Facts About the Red Planet
S46 Ep13 | 1m 3s
Air Date: 07/24/19
Getting to know our red celestial neighbor.
The Planets: Jupiter Preview
S46 Ep14 | 27s
Air Date: 07/31/19
Jupiter's massive gravitational force has made it a wrecking ball and a protector of Earth
Jupiter, the First Planet to Form in our Solar System
S46 Ep14 | 1m 42s
Air Date: 07/31/19
Jupiter formed long before most other planets around it did.
Five Facts About the Biggest Planet in our Solar System
S46 Ep14 | 1m 21s
Air Date: 07/31/19
Jupiter is more than the biggest planet in our solar system—it's also the oldest.
The Planets: Saturn Preview
S46 Ep15 | 27s
Air Date: 08/07/19
NASA's Cassini reveals the mysteries of Saturn's rings—and new hope for life on a moon.
Five Facts About the Ringed Gas Giant Planet
S46 Ep15 | 1m 9s
Air Date: 08/07/19
Learn more about Saturn, its rings, and moons.
The Cassini Spacecraft’s final moments
S46 Ep15 | 2m 16s
Air Date: 08/07/19
Cassini plunges into Saturn, marking the end of its 13-year mission.
The Planets: Ice Worlds Preview
S46 Ep16 | 27s
Air Date: 08/14/19
Beyond icy worlds of Uranus and Neptune, Pluto dazzles with its mysterious ocean.
Five Facts About the Tilted Planet
S46 Ep16 | 1m 14s
Air Date: 08/14/19
Uranus is more than just the tilted planet in our solar system.
Five Facts About the Farthest Planet in our Solar System
S46 Ep16 | 1m 12s
Air Date: 08/14/19
Getting to know Neptune, the outer-most planet.
Five Facts About the Largest Kuiper Belt Object
S46 Ep16 | 1m 10s
Air Date: 08/14/19
Learn more about Pluto and its moon, Charon.
How Voyager discovered that Neptune is oddly warm and stormy
S46 Ep16 | 1m 58s
Air Date: 08/14/19
Neptune has swirling clouds and strong winds. Can scientists figure out why?
Rise of the Mammals Preview
S46 Ep17 | 26s
Air Date: 10/30/19
Amazing fossils reveal how mammals took over after an asteroid wiped out the dinosaurs.
Mammal Fossils Fill in Missing Piece of the Timeline of Life
S46 Ep17 | 3m 35s
Air Date: 10/30/19
This trove of mammal fossils paints a timeline of life after the dinosaurs died.
Paleontologist Makes “Game-Changing” Fossil Discovery
S46 Ep17 | 1m 34s
Air Date: 10/30/19
The Denver Basin preserves a pristine record of ecosystem recovery.
Paleontologists Discover New Mammal Fossils Hidden in Rocks
S46 Ep17 | 5m 44s
Air Date: 10/30/19
Stunning new mammal fossils were hiding in plain sight.
How Fossilized Plants Tell Us About the Evolution of Animals
S46 Ep17 | 1m 34s
Air Date: 10/30/19
Plants can help us understand how life rebounds after a mass extinction.
Why Bridges Collapse Preview
S46 Ep18 | 28s
Air Date: 10/16/19
Can new engineering techniques help prevent deadly bridge collapses?
Survivors Recount Bridge Collapse in Genoa, Italy
S46 Ep18 | 2m 34s
Air Date: 10/16/19
Hear from two survivors of a tragic bridge collapse.
How West Virginia’s Silver Bridge Fell in 1967
S46 Ep18 | 3m 15s
Air Date: 10/16/19
What is a single-point bridge failure?
Look Who’s Driving Preview
S46 Ep19 | 28s
Air Date: 10/23/19
As self-driving cars take to the streets, investigate how they work, and if they are safe.
Three Tasks Driverless Cars Need to Learn
S46 Ep19 | 2m 44s
Air Date: 09/03/19
There’s a lot going on ‘under the hood’ of a self-driving car.
Testing Self-Driving Cars in the Real World
S46 Ep19 | 3m 46s
Air Date: 10/23/19
Driverless cars are being tested in private and public spaces.
Dead Sea Scroll Detectives Preview
S46 Ep20 | 28s
Air Date: 11/06/19
New technologies unravel the Dead Sea Scrolls’ mysteries and uncover million-dollar fakes.
Experts Investigate Dead Sea Scroll Forgeries
S46 Ep20 | 3m 16s
Air Date: 11/06/19
Not all Dead Sea scroll fragments are what they claim to be.
Scientists Use NASA Tech to Decode Damaged Scrolls
S46 Ep20 | 1m 59s
Air Date: 11/11/19
Watch how damaged Dead Sea Scrolls become legible once again.
Decoding da Vinci Preview
S46 Ep21 | 28s
Air Date: 11/13/19
Discover the science behind Leonardo da Vinci's masterpieces—and Mona Lisa's iconic smile.
How did Leonardo da Vinci Paint the “Mona Lisa”?
S46 Ep21 | 1m 45s
Air Date: 11/13/19
Learn what inspired da Vinci’s "Mona Lisa."
How Leonardo da Vinci Used Anatomy to Inform his Paintings
S46 Ep21 | 4m 59s
Air Date: 11/13/19
Do the Renaissance master’s drawings stand the test of time?
Giving the “Mona Lisa” a Digital Makeover
S46 Ep21 | 3m 10s
Air Date: 11/13/19
See the “Mona Lisa” as da Vinci once did.
The Violence Paradox Preview
S46 Ep22 | 28s
Air Date: 11/20/19
Is violence actually declining? If so, why? And can we build a more peaceful future?
Are Babies Capable of Making Moral Judgements?
S46 Ep22 | 3m 36s
Air Date: 11/20/19
To test this, a psychologist puts on a two-act puppet show for infants.
Taking Orders to Be Violent Might be Easier Than You Think
S46 Ep22 | 5m 17s
Air Date: 11/20/19
Two researchers at a Polish University recreated the Milgram Shock Experiment.
Has Violence Declined Through the Ages?
S46 Ep22 | 2m 13s
Air Date: 11/20/19
Violence is a complicated thing to measure.
Animal Espionage Preview
S46 Ep23 | 26s
Air Date: 11/27/19
Camera technology is revolutionizing the study of animals—without them even noticing.
Using Drones to Solve 170-Year Bowhead Whale Mystery
S46 Ep23 | 3m
Air Date: 11/27/19
Scientists use drones to spy on bowhead whales.
This Little Armadillo Was a Big Ambassador for His Species
S46 Ep23 | 3m 51s
Air Date: 11/27/19
Learn about this baby giant armadillo.
Does the Flu Shot Work?
2m 14s
Air Date: 01/17/18
The flu vaccine changes from year to year and its efficacy varies. Here’s why.
Predicting Landslides
1m 34s
Air Date: 01/17/18
How might science help avoid tragic deaths caused by landslides?
Can Tech Save Players’ Brains?
2m 49s
Air Date: 02/03/18
Football is a full-contact sport, but can a high tech mouth guard help save players’ brain
Seeing Quantum with the Naked Eye
3m 55s
Air Date: 02/06/18
Simply squinting at a lamp highlights the quantum nature of light.
What Is Blockchain?
3m 17s
Air Date: 02/07/18
Here's how a blockchain tracks and theoretically secures the movement of digital currency.
What Is Bitcoin?
2m 14s
Air Date: 02/07/18
Bitcoin and other cryoptocurrencies—the future of money or hype? Here's what they are.
Wild Ways to Find a Mate
3m 44s
Air Date: 02/14/18
From necking giraffes to monogamous parasites, creatures couple up in unexpected ways.
What The Physics?! – Q&A
7m 37s
Air Date: 02/14/18
"What The Physics?!" host, Greg Kestin, answers questions from you, our viewers.
The Biggest Puzzle in Physics
4m 41s
Air Date: 02/21/18
Sometimes the biggest puzzle in physics seems like the worst relationship in the universe.
Curling, A Great Physics Mystery
4m 32s
Air Date: 02/28/18
To physicists, curling presents the most puzzling conundrum in the Olympic Games.
Celebrating Black Scientists
56s
Air Date: 03/08/18
In honor of Black History Month, we celebrate these black scientists.
What Is Dark Matter? A New Clue!
3m 38s
Air Date: 03/09/18
A signal from the dawn of the universe may hold surprising clues about dark matter.
The Physics of the Multiverse
4m 12s
Air Date: 03/14/18
A multiverse could explain why our universe is fine-tuned for life.
Saving Snowy Owls from Airplanes
3m 25s
Air Date: 03/15/18
When snowy owls land at Logan Airport, Norman Smith gives the birds a one-way flight out.
Remembering Stephen Hawking
2m 48s
Air Date: 03/16/18
Stephen Hawking had a way of bringing the most cosmic ideas down to Earth.
Why Fart Sounds Are Funny
2m 16s
Air Date: 04/04/18
April Fool's! We weigh in on the serious science behind... whoopee cushions.
Fake or Physics?
2m 9s
Air Date: 04/04/18
Guess which of these five unbelievable facts are real physics.
The Next Quest for New Worlds
2m 15s
Air Date: 04/25/18
There are worlds beyond our own. A new explorer just left Earth to hunt for them.
Choose Your Own Adventure into a Black Hole
37s
Air Date: 05/02/18
What would it be like to fall into a black hole? Choose your own adventure to find out!
Black Hole Information Paradox
3m 56s
Air Date: 05/09/18
Do black holes delete information forever? Or could information somehow escape them?
Ethics and Self-Driving Cars
2m 57s
Air Date: 05/15/18
How do we program moral decision-making into autonomous vehicles?
What Does Dark Energy Look Like?
4m 16s
Air Date: 06/06/18
The mysterious substance ripping our universe apart.
Net Neutrality’s End and Science
3m 3s
Air Date: 06/14/18
Depending on your perspective, the repeal of net neutrality could help or hurt science.
What Does an Atom Look Like?
3m 27s
Air Date: 06/14/18
It’s pretty different from the atom you saw in your textbooks.
Tale of Two Volcanoes
2m 38s
Air Date: 06/14/18
Hawaii’s Kilauea and Guatemala’s Fuego volcanic eruptions have been remarkably destructive
Separation and Children’s Brains
3m 19s
Air Date: 06/27/18
Even brief separations can impair the brain development of a young child or infant.
Physics Is Erasing Your Memory
4m 53s
Air Date: 07/25/18
Thanks to physics, no memory can last forever.
What Is What the Physics?!
35s
Air Date: 08/01/18
What the Physics?! is about the physics in you, of you, and around you.
Is Grilled Food Bad for You?
4m 21s
Air Date: 08/08/18
Explore the science of grilling and how it could affect your health.
NASA Heads to the Sun
1m 9s
Air Date: 08/14/18
NASA launched a new spacecraft to study the Sun like never before.
Liquid Water Found on Mars
2m 18s
Air Date: 08/15/18
Scientists found a large body of liquid water beneath the southern ice caps of Mars.
The World’s Smartest Dog
6m 9s
Air Date: 08/16/18
Remembering John Pilley, the owner and trainer of Chaser the Border Collie.
How to Slow Down Time
3m 48s
Air Date: 08/21/18
In different but similar ways, both your brain and the laws of physics can slow down time.
Hawaii’s Kilauea Volcano Erupts
1m 14s
Air Date: 08/27/18
New fissures are devastating neighborhoods on Hawaii’s Big Island.
Macaque Monkeys Adapt After Hurricane Maria
4m 44s
Air Date: 09/19/18
Researchers investigate whether 1800 macaques may have been changed by Hurricane Maria.
Distributed Energy in Puerto Rico
7m 15s
Air Date: 09/19/18
Puerto Ricans are innovating to find new energy solutions after Hurricane Maria.
What is the Coriolis Effect?
4m 18s
Air Date: 09/25/18
The spinning of the Earth means we don't always see straight paths as straight.
Healing After Hurricane Maria
5m 33s
Air Date: 09/25/18
Antonio Paris translates how to survive on other planets into surviving after Maria.
The Arecibo Observatory
3m 58s
Air Date: 09/25/18
After Hurricane Maria, the Arecibo Observatory staff worked to rebuild its facility.
Modern Politics Activates the Brain’s Ancient Wiring
3m 9s
Air Date: 11/05/18
How does your brain process political ideas?
Winter Is Coming… And So Is Seasonal Depression
3m 4s
Air Date: 11/26/18
As the days shorten, our internal clocks have to recalibrate. But that's hard for some.
Turn to Science for Great Thanksgiving Stuffing
3m 24s
Air Date: 11/28/18
Learn the secret to making delicious stuffing that's not gummy.
Fireproofing Our Future through Better Design
3m 37s
Air Date: 11/30/18
Before a wildfire ever starts, there are ways to make homes and buildings safer.
Big Science Ideas of 2018
2m 48s
Air Date: 01/14/19
Take a look back at some of the biggest science stories of 2018.
Jupiter’s Latest Moon Discovery
1m 20s
Air Date: 04/02/19
As if 67 moons weren’t enough, scientists discovered 12 new ones orbiting the planet.
Black Hole Apocalypse Trailer
S45 Ep1 | 3m
Air Date: 12/06/17
Take a mind-blowing voyage to the most powerful and mysterious objects in the universe.
Black Hole Apocalypse Preview
S45 Ep1 | 30s
Air Date: 12/06/17
Take a mind-blowing voyage to the most powerful and mysterious objects in the universe.
Four Types of Black Holes
S45 Ep1 | 2m
Air Date: 12/06/17
Discover the FOUR types of black holes that exist in the cosmos.
Black Hole Hunter: Janna Levin
S45 Ep1 | 4m 15s
Air Date: 12/06/17
As a kid, Janna Levin loved cosmology—now, she’s an award-winning author and host.
Black Hole Hunter: Andrea Ghez
S45 Ep1 | 3m 39s
Air Date: 12/06/17
Andrea Ghez asks: Is there a supermassive black hole at the center of our galaxy?
Black Hole Hunter: Priyamvda Natarajan
S45 Ep1 | 3m 55s
Air Date: 12/06/17
Theoretical astrophysicist Priya Natarajan maps the cosmos.
Black Hole Hunter: Chung-Pei Ma
S45 Ep1 | 4m 22s
Air Date: 12/06/17
Chung-Pei Ma is both a gifted violinist and one of the world’s foremost black hole hunters
Black Hole Star Cake
S45 Ep1 | 5m 10s
Air Date: 12/06/17
NOVA has teamed up with Cook's Illustrated to cook up a recipe for stars and black holes.
What’s Inside a Black Hole?
S45 Ep1 | 3m 36s
Air Date: 12/06/17
Here are three mind-blowing ideas for what may be inside a black hole.
The Impossible Flight Preview
S45 Ep3 | 30s
Air Date: 01/03/18
For the first time, two intrepid pilots fly a solar-powered airplane around the world.
The Impossible Is Possible
S45 Ep3 | 52s
Air Date: 01/03/18
Pilot André Borschberg reflects on his experience achieving what seemed impossible.
Inside A Solar Plane Flight
S45 Ep3 | 57s
Air Date: 01/03/18
Pilot André Borschberg describes how it feels to fly in a plane entirely powered by the su
First Face of America Preview
S45 Ep4 | 30s
Air Date: 01/03/18
Discover remains of a 13,000 year-old teenager in an underwater cave in Mexico.
Searching for a Skull
S45 Ep4 | 3m 30s
Air Date: 01/03/18
Watch as a team of divers attempts to retrieve an ancient skull.
Great Escape at Dunkirk Preview
S45 Ep5 | 30s
Air Date: 01/24/18
How courage and ingenuity saved Allied troops during the epic Dunkirk operation in 1940.
Dunkirk: Hilter’s Secret Weapon
S45 Ep5 | 4m 14s
Air Date: 01/24/18
Churchill launches the largest military evacuation in military history.
Prediction by the Numbers Prologue
S45 Ep6 | 1m 12s
Air Date: 01/24/18
Discover why some predictions succeed and others fail as experts forecast the future.
What is a P-Value?
S45 Ep6 | 4m 12s
Air Date: 01/24/18
Science's most important number has its origins in a British experiment involving tea.
The Wisdom of the Crowds
S45 Ep6 | 3m 38s
Air Date: 01/24/18
Crowds hold a predictive power that can have startling accuracy.
Decoding the Weather Machine Trailer
S45 Ep7 | 1m 49s
Air Date: 03/09/18
Discover how Earth’s intricate climate system is changing.
Decoding the Weather Machine Prologue
S45 Ep7 | 2m 4s
Air Date: 03/09/18
Discover how Earth’s intricate climate system is changing.
Climate Change’s Best Hope
S45 Ep7 | 1m 17s
Air Date: 03/09/18
The one thing Katherine Hayhoe wishes we did about climate change.
Understanding the Climate Clock
S45 Ep7 | 5m 6s
Air Date: 03/09/18
The climate has changed on a schedule for millennia. Have humans broken the climate clock?
Why There’s No Climate Hoax
S45 Ep7 | 1m 20s
Air Date: 03/09/18
Ecologist Stephen Pacala says a climate change conspiracy is impossible.
Faith and Climate Change
S45 Ep7 | 2m 2s
Air Date: 03/09/18
Faith and climate science are not at odds, says evangelical meteorologist Paul Douglas.
Rise of the Superstorms Preview
S45 Ep8 | 28s
Air Date: 06/14/18
Witness the devastation wrought by Hurricanes Harvey, Irma, and Maria in 2017.
Hurricane Harvey Destroys Home
S45 Ep8 | 3m 18s
Air Date: 06/14/18
This Lumberton, Texas resident witnessed the destruction of Hurricane Harvey.
The Town Hurricane Harvey Ruined
S45 Ep8 | 1m 24s
Air Date: 06/14/18
Rosharon, Texas is a reminder of how a hurricane can cripple a community.
Boating in Toxic Floodwater
S45 Ep8 | 2m 32s
Air Date: 06/14/18
Two Texas residents set out on a motorboat to join the Hurricane Harvey rescue effort.
Aftermath of Hurricane Maria
S45 Ep8 | 1m 18s
Air Date: 06/14/18
Hurricane Maria plowed into Puerto Rico and shattered hundreds of thousands of homes.
Transplanting Hope Preview
S45 Ep9 | 26s
Air Date: 08/28/18
Witness organ transplants as they unfold, and meet patients awaiting lifesaving donations.
Journey of a Heart Transplant
S45 Ep9 | 6m 16s
Air Date: 08/28/18
Born with a damaged heart, two-week-old Harlow needs a transplant.
Could Cadaver Organs Save Your Life?
S45 Ep9 | 3m 27s
Air Date: 08/28/18
Custom-built lungs, livers, kidneys and hearts could someday save thousands of lives.
Volcano on Fire Preview
S45 Ep10 | 25s
Air Date: 09/19/18
Climb into the crater of Nyiragongo, a seething and active African volcano.
Volcanic Rock Helps Predict Speed of Future Lava Flow
S45 Ep10 | 1m 33s
Air Date: 09/19/18
If a volcano’s lava is low in silica, the lava will move more quickly during an eruption.
Volcano on the Brink Preview
S45 Ep11 | 25s
Air Date: 09/19/18
Explore Africa’s sleeping giant—Nyamuragira, one of the world’s most dangerous volcanoes.
Addiction Prologue
S45 Ep12 | 1m 54s
Air Date: 09/25/18
Discover how opioid addiction affects the brain and how treatments are saving lives.
Former Opioid User Discusses Withdrawal and Recovery
S45 Ep12 | 2m 30s
Air Date: 09/25/18
Ben Francis became addicted to opioid painkillers in high school after a soccer injury.
The Science of Opioid Addiction and Treatment
S45 Ep12 | 3m 8s
Air Date: 09/25/18
How opioids mimic the body's natural pain relievers and sometimes induce euphoria.
Canada’s Bold Steps to Reduce Opioid Overdoses
S45 Ep12 | 6m 3s
Air Date: 09/25/18
Vancouver, Canada’s supervised injection sites offer people a safer place to use.
Why Addiction Stigma Stops Patients from Seeking Treatment
S45 Ep12 | 1m 57s
Air Date: 09/25/18
Over 20 million Americans struggle with addiction—and social stigma is partially to blame.
How a Teenager’s Opioid Prescription Led to Dependence
S45 Ep12 | 3m 57s
Air Date: 09/25/18
Severe muscle cramps landed this teen in the hospital, where she was prescribed opioids.
Helping Children Born Dependent on Opioids
S45 Ep12 | 3m 44s
Air Date: 09/25/18
A therapy program enables children born with neonatal abstinence syndrome to build skills.
A Coal Miner’s Story of Addiction and Recovery
S45 Ep12 | 3m 36s
Air Date: 09/25/18
After a mining accident, a West Virginia resident began struggling with addiction.
Flying Supersonic Preview
S45 Ep13 | 26s
Air Date: 10/09/18
Discover the feats of engineering that made the Concorde the first supersonic airliner.
Last B-24 Preview
S45 Ep15 | 29s
Air Date: 10/29/18
Dive beneath the sea to the wreckage of a WWII bomber.
Finding a Lost WWII Tuskegee Airman
S45 Ep15 | 4m 28s
Air Date: 10/29/18
Can DNA analysis ID a Tuskegee Airman missing since WWII?
Identifying Lost Crew with Forensics and DNA Analysis
S45 Ep15 | 3m 10s
Air Date: 10/29/18
Can a team of forensic archaeologist identify three WWII airmen that disappeared?
Operation Bridge Rescue Preview
S45 Ep16 | 24s
Air Date: 09/19/18
Follow engineers and woodworkers as they rebuild and transport an iconic American bridge.
Moving a Wooden Covered Bridge
S45 Ep16 | 3m 20s
Air Date: 09/19/18
A team scrambles to move a bridge across a rapidly rising creek.
World’s Fastest Animal Preview
S45 Ep17 | 29s
Air Date: 10/29/18
See the world through the eyes of nature’s fastest animal: the peregrine falcon.
How Peregrine Falcons Thrive in Cities
S45 Ep17 | 2m 56s
Air Date: 11/21/18
This family of peregrine falcons is taking advantage of urban Chicago's resources.
This Drone Mimics Bird Flight
S45 Ep17 | 2m 59s
Air Date: 11/21/18
With an onboard camera, "the prey drone" excels at filming the peregrine falcon.
Apollo’s Daring Mission Sneak Peek
S45 Ep18 | 1m 17s
Air Date: 11/07/18
Apollo astronauts and engineers tell the story of the first manned mission to the moon.
Five Apollo 8 Technological Breakthroughs
S45 Ep18 | 2m 32s
Air Date: 12/26/18
The Apollo 8 spacecraft—and its mission—marked a revolution in spaceflight.
Capturing “Earthrise” from Apollo 8
S45 Ep18 | 1m 45s
Air Date: 12/26/18
Many consider “Earthrise,” to be one of the most important photos of the 20th century.
How NASA’s Apollo 8 Left Earth’s Orbit
S45 Ep18 | 2m 24s
Air Date: 12/26/18
Apollo 8 was the first in the world to head to the moon using trans-lunar injection.
What are Animals Saying? Preview
S45 Ep101 | 28s
Air Date: 04/04/18
Can we crack the code of animal communication?
NOVA Wonders Series Preview
S45 Ep101 | 1m 21s
Air Date: 04/04/18
A 6-part series exploring the biggest questions on the frontiers of science.
What are Chimps Saying?
S45 Ep101 | 4m 23s
Air Date: 04/04/18
Chimps have their own rich world of communication.
The Law all Languages Obey
S45 Ep101 | 2m 36s
Air Date: 04/04/18
Animal and human forms of communication may be much closer than we previously thought.
The Secrets of Spider Seduction
S45 Ep101 | 2m 56s
Air Date: 04/04/18
Can scientists stomach hours of spider sex in order to understand their language?
Meet Talithia Williams
S45 Ep101 | 4m 25s
Air Date: 04/04/18
Meet Dr. Talithia Williams, host of NOVA Wonders.
Meet Rana el Kaliouby
S45 Ep101 | 4m 5s
Air Date: 04/04/18
Meet Dr. Rana el Kaliouby, the co-host of NOVA Wonders.
Meet André Fenton
S45 Ep101 | 5m 17s
Air Date: 04/04/18
Meet Dr. André Fenton, the co-host of NOVA Wonders.
Profile: Erich Jarvis
S45 Ep101 | 5m 37s
Air Date: 04/04/18
Meet Erich Jarvis, a scientist studying vocal-learning in mice and songbirds.
What’s Living in You? Preview
S45 Ep102 | 28s
Air Date: 04/04/18
Discover how a world of microbes living in and on you can make you sick.
Giving Birth to a Botfly
S45 Ep102 | 3m 10s
Air Date: 04/04/18
"I felt an almost father-child relationship with this organism," the entomologist says.
Six Microbes Living in You
S45 Ep102 | 3m 43s
Air Date: 04/04/18
Microbes colonize our skin, guts, and bodies—but we wouldn’t be ourselves without them.
Profile: Jack Gilbert
S45 Ep102 | 6m 37s
Air Date: 04/04/18
Jack Gilbert studies the effects of the microbiome on the human body and mind.
Can Cat Poop Make You Crazy?
S45 Ep102 | 3m 23s
Air Date: 04/04/18
Toxoplasma, a parasite found in cat waste, takes over the brain.
Are We Alone? Preview
S45 Ep103 | 28s
Air Date: 04/04/18
Hunt for clues in the universes to answer one of humanity’s biggest questions.
The Mystery of Tabby’s Star
S45 Ep103 | 3m 18s
Air Date: 04/04/18
Tabby’s star flickers erratically and no one knows why—could it be an alien megastructure?
Can We Use Pollution to Find Aliens?
S45 Ep103 | 2m 16s
Air Date: 04/04/18
The hunt for pollution in other planets’ atmospheres may determine whether we are alone.
Profile: Jason Kalirai
S45 Ep103 | 6m 39s
Air Date: 04/04/18
Astrophysicist Jason Kalirai observes stars and searches for habitable planets.
Can We Build a Brain? Preview
S45 Ep104 | 28s
Air Date: 04/04/18
How does today’s artificial intelligence actually work—and is it truly intelligent?
What is a Neural Net?
S45 Ep104 | 2m 14s
Air Date: 04/04/18
Neural nets have revolutionized the AI industry for years. But what exactly are they?
Profile: Rana el Kaliouby
S45 Ep104 | 4m 46s
Air Date: 04/04/18
Rana el Kaliouby wants to humanize technology with artificial emotional intelligence.
Using Artificial Intelligence to Diagnose Melanoma
S45 Ep104 | 2m 9s
Air Date: 05/16/18
A deep learning system has learned to accurately identify skin cancers in photographs.
Can We Make Life? Preview
S45 Ep105 | 28s
Air Date: 04/04/18
A revolution in gene editing enables scientists to create and edit DNA like never before.
How does CRISPR work?
S45 Ep105 | 1m 36s
Air Date: 04/04/18
CRISPR makes gene editing faster, cheaper, and easier than ever before. Here's how.
Bringing Back Woolly Mammoths
S45 Ep105 | 3m 20s
Air Date: 04/04/18
Mixing mammoth and elephant genes could be the key to saving the Arctic.
Can Gene Therapy Cure Cancer?
S45 Ep105 | 3m 23s
Air Date: 04/04/18
CAR-T Gene Therapy is a new treatment for some forms of Leukemia and Non-Hodgkin Lymphoma.
Profile: Kevin Esvelt
S45 Ep105 | 8m 22s
Air Date: 04/04/18
Kevin Esvelt's on a mission to eradicate Lyme disease on Nantucket and Martha’s Vineyard.
What’s the Universe Made Of? Preview
S45 Ep106 | 28s
Air Date: 04/04/18
Peer into the universe’s deep unknowns to explore the mysteries of dark matter and energy.
How Scientists Discovered Dark Matter
S45 Ep106 | 2m 37s
Air Date: 04/04/18
What kind of clues led to the discovery of Dark Matter and its place in the universe?
How the Universe Will End
S45 Ep106 | 1m 29s
Air Date: 04/04/18
Dark energy is spreading the universe apart—what’s it mean for astronomy in the future?
Physics Is a Never-Ending Puzzle
S45 Ep106 | 1m 8s
Air Date: 04/04/18
Physics rarely yields finite answers, but that doesn’t deter scientists.
Profile: Priya Natarajan
S45 Ep106 | 5m 38s
Air Date: 04/04/18
Astrophysicist Priya Natarajan has loved atlases and maps since she was a little girl.
How Much Does a Thought Weigh?
3m 57s
Air Date: 12/06/17
Even in your mind, energy goes with it—bottle up that energy and it has mass.
NOVA’s Big Ideas of 2017
3m 8s
Air Date: 01/02/18
Take a look back with us at the biggest science stories of 2017.
How to Prevent Train Crashes
1m 20s
Air Date: 01/02/18
Could a safety technology have prevented a train crash in Washington that killed three?
NOVA Goes Ballistic
1m 11s
Air Date: 01/02/18
In honor of the New Year, we bring you a NOVA retrospective on ballistics.
How Fast Does Santa Fly?
3m 10s
Air Date: 03/02/18
To make their delivery schedule, how quickly must Santa and his reindeer travel the world?
Climate Action Without the Feds?
2m 47s
Air Date: 11/30/17
Can states, cities, and companies fulfill US obligations to the Paris Accord on their own?
When Turkeys Attack
2m 36s
Air Date: 11/30/17
Most wild turkeys are timid. But if one gets aggressive, what do you do?
What’s Inside the Great Pyramid?
1m 45s
Air Date: 11/07/17
Cosmic particles reveal a previously hidden void in the Great Pyramid of Khufu in Egypt.
Why Do We Like Being Scared?
3m 21s
Air Date: 10/31/17
If a neuroscientist designed a haunted house, would you dare to enter?
Why Home Runs Are on the Rise
3m 15s
Air Date: 10/25/17
What’s behind the recent surge in home runs in baseball?
New Kind of Astrophysics is Born
2m
Air Date: 10/18/17
Scientists saw and “heard” a dramatic cosmic explosion simultaneously for the first time.
Can Math Detect Gerrymandering?
3m 5s
Air Date: 10/04/17
The Supreme Court is hearing a gerrymandering case. Mathematicians are watching closely.
Why Worry About ICBMs?
2m 59s
Air Date: 09/20/17
What are intercontinental ballistic missiles (ICBMs), and why are they hard to shoot down?
Why Did Houston Flood?
3m 19s
Air Date: 09/06/17
Hurricane Harvey broke continental U.S. records. Here's how cities can be better prepared.
Will Robots Become Conscious?
6m 13s
Air Date: 11/01/17
What makes a brain or machine conscious? This theory is beginning to provide some answers.
How to Build the Universe
4m 23s
Air Date: 08/18/17
A how-to guide for anyone planning to build a universe.
Dinosaur Parasites
2m 49s
Air Date: 08/16/17
Even the mighty T. rex was covered in creepy, crawly parasites.
What is CRISPR gene editing?
1m 24s
Air Date: 03/05/18
Scientists have a new tool to edit genes in human cells to repair mutations. What is it?
Unboxing the Universe
4m 20s
Air Date: 08/02/17
What if everything in the universe came to your doorstep...in a box?!
What Is Rabies?
5m 4s
Air Date: 07/27/17
Rabies is preventable, but it still plagues around 60,000 people a year.
Best Way to Learn to Ride a Bike
2m 16s
Air Date: 07/26/17
Two centuries of bikes, and we’re still debating the best way to learn to ride one.
Why Does This Frog Have So Many Legs?!
3m 8s
Air Date: 07/19/17
These frogs can have up to TEN back legs.
How to Build Your Dragon
2m 17s
Air Date: 07/19/17
Game of Thrones got us thinking — what would a real dragon look like?
How to Find an Exoplanet
3m 43s
Air Date: 06/27/17
Want to find another world beyond our solar system? Here are the 5 ways you can do it.
Grow Your Own Crystals
3m 38s
Air Date: 06/08/17
What should you do with the borax you have leftover from making slime? Make crystals!
WannaCry Cyberattack Explained
1m 56s
Air Date: 05/24/17
The WannaCry cyberattack cost the economy billions of dollars. Here's why that's scary.
Meet the Gastric-Brooding Frog
5m 30s
Air Date: 05/17/17
These frogs barfed up their babies—and now scientists are trying to revive them.
Should You Wash Your Hands?
4m 40s
Air Date: 05/10/17
What do we really mean when we say that we’re clean?
Is Fear Contagious
5m 17s
Air Date: 02/15/17
Fear may be able to spread from person to person—just like a virus.
Scientists Walking Confidently
1m 6s
Air Date: 02/15/17
NOVA has stood for science since 1974, bringing remarkable discoveries to TV and beyond.
A Scientist Walks Into A Bar #2
3m 33s
Air Date: 01/26/17
A scientist must explain the Big Bang and dark energy so two comedians can understand it.
A Scientist Walks Into A Bar #1
4m 7s
Air Date: 01/26/17
An astrophysicist must explain her work on black holes so two comedians can understand it.
What Makes Science True?
15m
Air Date: 01/19/17
Science is facing what many consider a reproducibility crisis, and the stakes are high.
Zika: The Untold Story
14m 40s
Air Date: 12/07/16
Join the scientists who saw Zika coming as they trace its origins.
Search for the Super Battery Preview
S44 Ep3 | 30s
Air Date: 01/19/17
Explore the hidden world of energy storage and how it holds the keys to a greener future.
Our Energy Future, in Toasters
S44 Ep3 | 1m 53s
Air Date: 02/02/17
Every country wants to consume as much energy as the US. Where will that energy come from?
Supercharged Supercapacitors
S44 Ep3 | 3m 35s
Air Date: 01/31/17
A new way of making supercapacitors may help them store more energy than normal batteries.
Ultimate Cruise Ship Preview
S44 Ep4 | 30s
Air Date: 02/08/17
Join pioneering shipbuilders as they embark on a feat of maritime engineering.
Nuestro Mundo de Origami
S44 Ep5 | 1m 54s
Air Date: 03/02/17 | Rating: NR
La biologia y el mundo físico al nuestro alrededor parecen estar gobernados por origami.
Holocaust Survival Tale: Sam
S44 Ep7 | 8m 20s
Air Date: 04/18/17
During WWII, Nazis forced Samuel Bak and his family out of their home in Vilna, Lithuania.
Holocaust Escape Tunnel Q&A with Historians and Filmmakers
S44 Ep7 | 2m
Air Date: 04/05/17
At ground zero for the final solution, scientists uncover a story of hope and bravery.
Holocaust Escape Tunnel Prologue
S44 Ep7 | 2m 3s
Air Date: 04/17/17
In a forest in Lithuania, a team of scientists searches for traces of a vanished people.
Holocaust Survival Tale: Hana
S44 Ep7 | 7m 51s
Air Date: 03/28/17
Hana Amir describes her father escaping the Holocaust through a tunnel he helped to dig.
Holocaust Survival Tale: Abe
S44 Ep7 | 7m 23s
Air Date: 03/28/17
In Lithuania during WWII, Abe Gol’s father led Jewish prisoners in a tunnel escape.
Holocaust Survival Tale: Esia
S44 Ep7 | 6m 21s
Air Date: 03/28/17
Esia Friedman tells the story of how her family made it through the Holocaust alive.
Holocaust Survival Tale: Haim
S44 Ep7 | 6m 35s
Air Date: 03/28/17
Zalman Matzkin narrowly escaped the Holocaust in Lithuania, managing to build a new life.
Saving Jewish History
S44 Ep7 | 5m 21s
Air Date: 03/28/17
Jewish scholars in Lithuania risked death in WWII to save their literature from the Nazis.
Flint: A Timeline
S44 Ep10 | 1m 56s
Air Date: 06/01/17
Follow the emergency in Flint from the switch in water supply to today’s health crisis.
Scandal’s Joe Morton on Flint
S44 Ep10 | 4m 10s
Air Date: 06/01/17
Actor Joe Morton, narrator of “Poisoned Water,” discusses the Flint water crisis.
What Does Lead Do to the Brain?
S44 Ep10 | 5m 22s
Air Date: 05/31/17
How does lead poisoning damage the brain—and can we stop it?
This Woman Helped Save Flint
S44 Ep10 | 2m 29s
Air Date: 05/24/17
LeeAnne Walters, of Flint, Michigan, helps save the city from a lead water crisis.
Poisoned Water Q&A with Scientists and Filmmakers
S44 Ep10 | 2m
Air Date: 05/16/17
What exactly went wrong in Flint—and what does it mean for the rest of the country?
Eclipse Over America Preview
S44 Ep11 | 30s
Air Date: 08/02/17
The country’s first solar eclipse in 99 years will cast a light on the Sun’s secrets.
Eclipse Over America Trailer
S44 Ep11 | 1m 37s
Air Date: 08/02/17
The country’s first solar eclipse in 99 years will cast a light on the Sun’s secrets.
Why Eclipses Don’t Happen Every Month
S44 Ep11 | 1m 47s
Air Date: 08/21/17
Why don't solar eclipses happen every month?
7 Stellar Facts about Solar Eclipses
S44 Ep11 | 2m 32s
Air Date: 08/18/17
Discover surprising facts about solar eclipses.
How an Eclipse Proved Einstein Right
S44 Ep11 | 1m 58s
Air Date: 08/16/17
The total solar eclipse of 1919 led Albert Einstein down the path toward stardom.
Watch an Eclipse Safely
S44 Ep11 | 3m 19s
Air Date: 08/11/17
With the US eclipse just over a week away, here’s how you can watch it safely.
Death Dive to Saturn Preview
S44 Ep12 | 30s
Air Date: 08/23/17
Follow Cassini's final days as it skims the cloud tops before plunging into the planet.
Amazing Discoveries from Cassini
S44 Ep12 | 2m 11s
Air Date: 08/23/17
Relive Cassini's greatest hits from its 13 years studying Saturn.
Cassini’s Search For Life
S44 Ep12 | 2m 27s
Air Date: 08/23/17
Is there life beyond Earth? The solar system's ocean worlds might be the most promising pl
Saying Goodbye to Cassini
S44 Ep12 | 2m 31s
Air Date: 08/23/17
Cassini, a brave explorer that was dispatched to study a distant ringed world, has died.
Why Did NASA Kill Cassini?
S44 Ep12 | 2m 54s
Air Date: 08/23/17
Why kill a multibillion-dollar spacecraft?
Secrets of the Shining Knight Preview
S44 Ep13 | 30s
Air Date: 09/20/17
Discover the world of medieval knights and see how their armor was made.
Musket v Medieval Armor
S44 Ep13 | 2m 58s
Air Date: 09/20/17
Did knights have armor strong enough to stop bullets?
Ghosts of Stonehenge Preview
S44 Ep14 | 30s
Air Date: 08/31/17
A decade of archaeological research uncovers provocative new clues about Stonehenge.
Secrets of the Forbidden City Preview
S44 Ep15 | 30s
Air Date: 09/27/17
How has China’s magnificent Forbidden City withstood centuries of earthquakes?
Forbidden City Facts
S44 Ep15 | 1m 34s
Air Date: 09/27/17
Discover how Beijing’s Forbidden City, the largest palace complex in the world.
Killer Volcanoes Preview
S44 Ep16 | 30s
Air Date: 10/04/17
Scientists hunt for a mega-eruption that plunged medieval Earth into a deep freeze.
Ancient Volcanic Activity in Ice
S44 Ep16 | 1m 49s
Air Date: 10/04/17
Researchers try to prove the existence of a 13th century volcanic eruption using ice.
Killer Hurricanes Preview
S44 Ep17 | 30s
Air Date: 10/11/17
Experts reconstruct the Great Hurricane of 1780 to help predict the risk of future storms.
What Makes a Hurricane?
S44 Ep17 | 1m 20s
Air Date: 10/11/17
Hurricanes bring wind, rain, and destruction—but how do they form?
Killer Floods Preview
S44 Ep18 | 30s
Air Date: 10/17/17
Scientists uncover geologic evidence of epic floods that tore through ancient landscapes.
First Time Britain Left Europe
S44 Ep18 | 3m 15s
Air Date: 10/17/17
Geologists think these iconic chalk cliffs hold an extraordinary secret.
Extreme Animal Weapons Preview
S44 Ep19 | 30s
Air Date: 10/25/17
NOVA uncovers the secrets of nature’s battleground—claws, horns, fangs and all.
Darwin’s Beetles Spar Off
S44 Ep19 | 1m 55s
Air Date: 10/25/17
Beetles make up the largest group of insects on Earth. Why do so few have massive pincers?
Why Fiddler Crabs Have Giant Claws
S44 Ep19 | 3m 32s
Air Date: 10/25/17
Fiddler crabs' large claws look intimidating, but is deadly combat their main purpose?
Bird Brain Preview
S44 Ep20 | 30s
Air Date: 12/20/17
Watch as birds solve puzzles and challenge our basic notions of intelligence.
Do Birds Remember Faces?
S44 Ep20 | 1m 49s
Air Date: 12/20/17
Crows can remember the face of their captors—even after generations.
Day the Dinosaurs Died Preview
S44 Ep21 | 30s
Air Date: 12/06/17
Experts drill into the impact crater of an asteroid that created a worldwide cataclysm.
The Physics Behind Texting
3m 37s
Air Date: 05/10/16
When you send a text, how does your message make the journey to your friend’s phone?
Quantum Physics to Protect Votes
5m 23s
Air Date: 11/09/16
You can make your vote incredibly secure on Election Day—all thanks to quantum mechanics.
Why Bats Share Blood
1m 54s
Air Date: 11/22/16
Vampire bats will sometimes share a blood meal—but only with friends and family.
The Minerals Behind Modern Life
S43 Ep2 | 2m 4s
Air Date: 01/13/16 | Rating: TV-G
Minerals are essential in making everything from skyscrapers tall, to mobile phones small.
9 Minerals That Totally Rock
S43 Ep2 | 2m 18s
Air Date: 07/20/17
From sea creatures to cityscapes, minerals are everywhere!
A Cathedral of Ice
S43 Ep3 | 2m 45s
Air Date: 01/20/16 | Rating: TV-G
A scientist dives beneath the surface of the frigid Antarctic ice sheet.
Inside the Mind of Alzheimer’s
S43 Ep8 | 4m 23s
Air Date: 04/04/16 | Rating: NR
Journalist Greg O'Brien gives a first-hand account of what it's like have Alzheimer's.
Predicting Alzheimer’s
S43 Ep8 | 2m 38s
Air Date: 04/04/16 | Rating: TV-PG
Certain gene forms increase your risk of developing Alzheimer's.
The Hidden Fluorescent World
S43 Ep9 | 3m 19s
Air Date: 02/03/16 | Rating: TV-G
The proteins that make fish fluoresce could help scientists map the human brain.
School of the Future – Spanish Version
S43 Ep15 | 1h 53m 25s
Air Date: 07/18/17
How can the science of learning help us rethink the future of education for all children?
Customizing Education
S43 Ep15 | 4m 6s
Air Date: 11/30/16
Alt School is an experiment in customized learning environments.
Can Meditation Prevent Suicide?
S43 Ep15 | 3m 6s
Air Date: 08/22/16
A high school experienced several suicides so meditation was used to lower student stress.
Why Diamond Light is Beautiful
S43 Ep18 | 2m 46s
Air Date: 08/16/18
Much of a diamond's brilliance and fire comes down to physics.
Making Steel From Trash
S43 Ep19 | 2m 34s
Air Date: 08/16/18
Could pieces of plastic garbage become the resource we need to construct buildings?
Harvesting Electricity from Sand
S43 Ep20 | 2m 36s
Air Date: 08/16/18
When it comes to generating power, shining light on silicon opens up many possibilities.
Ghosts of Subatomic Particles
1m 42s
Air Date: 03/17/15
The universe’s smallest particles fly down from space and emit from a radioactive rod.
Space Pics That Amaze Scientists
2m 52s
Air Date: 08/24/15
We asked scientists, “What are your favorite images from space?” Here’s what they said.
Sea Level Rise: When 1 in = 2 ft
2m 42s
Air Date: 10/20/15
Sea levels will rise by the same amount all over the world, right? Wrong. Here’s why.
Hagia Sophia: Istanbul’s Mystery Preview
S42 Ep4 | 30s
Air Date: 02/25/15 | Rating: TV-G
How has this unique structure, built on a seismic fault, survived centuries of quakes?
Petra: Lost City of Stone Preview
S42 Ep5 | 30s
Air Date: 02/18/15 | Rating: TV-PG
How did early engineers carve tombs into rock cliffs and funnel water to this desert city?
Colosseum: Roman Death Trap Preview
S42 Ep6 | 30s
Air Date: 02/11/15 | Rating: TV-PG
1500 years ago, how did the Romans engineer bloody spectacles and reenact sea battles?
Are We Ready for a Cyber Attack?
S42 Ep17 | 4m
Air Date: 10/14/15
Cyber threats from nation states and lone hackers are a persistent threat to America’s cri
Secrets of the Ghost Forest
S42 Ep20 | 3m 7s
Air Date: 07/02/17
Meet the earthquake that drowned the Pacific Northwest.
Time Travel in the Grand Canyon
S42 Ep20 | 4m 33s
Air Date: 11/04/15
What does this geological wonder reveal about North America’s deep history?
These Boulders are Alive
S42 Ep21 | 2m 48s
Air Date: 11/11/15
Dive down to rare stromatolites—key clues to the evolution of virtually all complex life.
North American Gold
S42 Ep22 | 2m 28s
Air Date: 05/23/18
When the Earth formed, most of the gold sunk to its core—but some remained trapped inside
Einstein’s Thought Experiment
S42 Ep23 | 1m 49s
Air Date: 11/25/15
Your perception of time depends on how you are moving.
Gravity’s Effect on Spacetime
S42 Ep23 | 1m 48s
Air Date: 11/25/15
Einstein's theory showed that time itself is affected by gravity.
What is Spacetime?
S42 Ep23 | 2m 6s
Air Date: 11/25/15
A mysterious concept changed the way we understand reality.
Zombies and Calculus
4m 38s
Air Date: 09/21/14
The zombie apocalypse is here, and calculus explains why we can’t quite finish them off.
What Is Gravity Made Of?
3m 7s
Air Date: 05/04/14
A "cosmic fingerprint" reveals the universe’s beginning and gravity's microscopic secrets.
Poop-Eating Sloth Moths
2m 57s
Air Date: 01/28/14
Sloths may be cute, but they’re covered in a surprising number of creepy crawlies.
The Pattern in Nature’s Networks
3m 25s
Air Date: 07/21/14
Science shows it’s a small world after all—and nature’s networks follow a similar pattern.
Two Weeks Under the Sea
4m 33s
Air Date: 08/25/14
Aquanauts study the health of marine organisms—by becoming their neighbors.
Alien Planets Revealed Preview
S41 Ep1 | 30s
Air Date: 01/08/14 | Rating: TV-G
Are we alone—and if not, what might the inhabitants of far-flung worlds look like?
Imagining Alien Life
S41 Ep1 | 4m 13s
Air Date: 04/22/14 | Rating: TV-G
What would life on a red dwarf planet look like?
Zeppelin Terror Attack Preview
S41 Ep2 | 30s
Air Date: 01/15/14 | Rating: TV-PG
Discover how Germany’s Zeppelins rained fiery terror on London in World War I.
Flying Cow Intestines
S41 Ep2 | 5m 23s
Air Date: 05/12/14 | Rating: TV-PG
In World War I, the Germans used cow guts to construct their deadly Zeppelins.
Ghosts of Murdered Kings Preview
S41 Ep3 | 30s
Air Date: 01/29/14 | Rating: TV-14
Bronze age bog bodies reveal the strange beliefs of the long-vanished peoples of Europe.
Nature’s Time Capsules
S41 Ep3 | 2m 7s
Air Date: 04/14/14 | Rating: TV-14
By studying bogs, scientists can uncover thousands of years of Earth’s history.
Roman Catacomb Mystery Preview
S41 Ep4 | 30s
Air Date: 02/05/14 | Rating: TV-PG
Who or what killed hundreds of people hidden in a burial chamber nearly 2,000 years ago?
Autopsying a Roman Catacomb
S41 Ep4 | 5m 1s
Air Date: 05/26/14 | Rating: TV-PG
Did a lethal plague kill thousands in ancient Rome? Centuries-old DNA may hold the answer.
Great Cathedral Mystery Preview
S41 Ep5 | 30s
Air Date: 02/12/14 | Rating: NR
Master craftsmen explore how Florence’s monumental dome was built nearly 600 years ago.
Sculpting a Young Artist
S41 Ep5 | 4m 5s
Air Date: 06/17/14 | Rating: TV-G
A city-wide competition shaped the career of the architect behind Florence’s famous dome.
Killer Typhoon Preview
S41 Ep6 | 45s
Air Date: 01/22/14 | Rating: NR
What made Haiyan so destructive, and how can we prepare for the next monster storm?
Wild Predator Invasion Preview
S41 Ep7 | 52s
Air Date: 04/01/14 | Rating: TV-PG
Can we return apex predators to their natural environments without endangering humans?
Animal Minds: Birds Preview
S41 Ep8 | 30s
Air Date: 04/09/14 | Rating: TV-G
Birds that craft tools and pick locks are rewriting the rules of animal intelligence.
Animal Minds: Dogs Preview
S41 Ep9 | 30s
Air Date: 04/16/14 | Rating: NR
How do dogs, sharks, dolphins, or birds experience the world?
The Mysteries of Optic Flow
S41 Ep9 | 2m 58s
Air Date: 04/07/14 | Rating: NR
Birds use a trick of the eye called “optic flow” to zip through forests without colliding.
Five Dogs With Crazy Résumés
S41 Ep9 | 2m 58s
Air Date: 04/07/14 | Rating: NR
Learn about the traits we most prize in dogs, and the bizarre jobs they were bred for.
Animal Minds: Smartest Preview
S41 Ep10 | 30s
Air Date: 04/23/14 | Rating: NR
Explore the social lives of some of the smartest animals on the planet.
Why Sharks Attack Preview
S41 Ep11 | 30s
Air Date: 04/02/14 | Rating: TV-PG
Will analyzing the hunting instincts of this endangered predator reduce deadly attacks?
Escape from Nazi Alcatraz Preview
S41 Ep12 | 30s
Air Date: 05/14/14 | Rating: TV-PG
A crack team rebuilds a glider that POWs hoped to catapult off the top of Colditz Castle.
A Clever Colditz Escape
S41 Ep12 | 2m 55s
Air Date: 05/19/14 | Rating: TV-PG
A chance discover during a game of rugby led Dutch POWs to an ingenious WWII jailbreak.
Reconstructing the D-Day Gliders
S41 Ep13 | 3m 52s
Air Date: 05/19/14 | Rating: TV-PG
The Allies used silent wooden gliders to get behind enemy lines before the D-Day landings.
Vaccines—Calling the Shots Preview
S41 Ep14 | 30s
Air Date: 07/16/14 | Rating: NR
Examine the science behind vaccinations and the risks of opting out.
Vaccines—Calling the Shots Short Preview
S41 Ep14 | 20s
Air Date: 07/16/14 | Rating: TV-PG
Examine the science behind vaccinations and the risks of opting out.
Brushes with Death
S41 Ep14 | 2m 27s
Air Date: 08/04/14 | Rating: NR
Dorothy Roseman describes her close encounters with vaccine-preventable diseases.
Tiny Tattoo Vaccines
S41 Ep14 | 5m 52s
Air Date: 08/11/14 | Rating: TV-PG
New miniature vaccines may be administered like painless tattoos.
Fighting HPV in Bhutan
S41 Ep14 | 6m 19s
Air Date: 08/18/14 | Rating: TV-PG
Bhutan is the first developing country to embrace a vaccine to fight cervical cancer.
Stabilizing Vaccines with Silk
S41 Ep14 | 3m 57s
Air Date: 08/25/14 | Rating: TV-PG
New technology may bypass the need to keep vaccines cold by stabilizing them with silk.
A History of Vaccination
S41 Ep14 | 4m 48s
Air Date: 09/04/14 | Rating: TV-PG
Vaccination began as a traditional therapy over a thousand years ago.
Immunity and Vaccines Explained
S41 Ep14 | 2m 11s
Air Date: 09/04/14 | Rating: TV-PG
Vaccines work with our immune system to keep us from getting sick.
U.S. Polio Vaccines: Then and Now
S41 Ep14 | 13m 47s
Air Date: 09/04/14 | Rating: TV-PG
The polio vaccine's history extends more than fifty years.
Rise of the Hackers Preview
S41 Ep15 | 30s
Air Date: 09/01/14 | Rating: TV-PG
A new global geek squad is harnessing cryptography to stay a step ahead of cybercriminals.
Why Planes Vanish Preview
S41 Ep16 | 1m 16s
Air Date: 09/01/14 | Rating: NR
Can new technology prevent aircraft like Flight MH370 from disappearing without a trace?
Ben Franklin’s Balloons Preview
S41 Ep17 | 30s
Air Date: 09/08/14 | Rating: TV-PG
Experts recreate the French’s daring first manned flights, which Franklin had chronicled.
First Air War Preview
S41 Ep18 | 30s
Air Date: 09/08/14 | Rating: TV-PG
How did fighter planes evolve from rickety biplanes to deadly machines during WWI?
Bigger Than T. rex Preview
S41 Ep19 | 30s
Air Date: 09/16/14 | Rating: TV-PG
Meet Spinosaurus—the lost killer of the Cretaceous and the world’s larger predator ever.
Emperor’s Ghost Army Preview
S41 Ep20 | 30s
Air Date: 09/16/14 | Rating: NR
Explore the buried clay warriors, chariots, and bronze weapons of China’s first emperor.
Killer Landslides Preview
S41 Ep21 | 30s
Air Date: 10/29/14 | Rating: NR
Explore the forces behind deadly landslides—and the danger zones for the next big one.
Surviving Ebola Preview
S41 Ep23 | 30s
Air Date: 10/01/14 | Rating: TV-PG
As the epidemic threatens to spiral out of control, scientists race to find a cure.
Doomsday Volcanoes – Preview
S40 Ep1 | 30s
Air Date: 11/29/12 | Rating: NR
Could the explosion of Iceland's ticking time bombs cause cold and famine worldwide?
A Volcanic Labyrinth
S40 Ep1 | 2m 59s
Air Date: 01/02/13 | Rating: NR
See the only place on the Earth where scientists can study a volcano from the inside.
Meet the Volcanoes
S40 Ep1 | 2m 57s
Air Date: 01/03/13 | Rating: NR
Volcanoes can come in many shapes and sizes.
Decoding Neanderthals Preview
S40 Ep2 | 30s
Air Date: 12/06/12 | Rating: NR
Shared DNA reveals a deep connection with our long-vanished human cousins.
Scanning the Dead
S40 Ep2 | 2m 10s
Air Date: 01/10/13 | Rating: NR
Virtual autopsies give coroners incredibly detailed and telling images of victims’ bodies.
Neanderthal Superglue
S40 Ep2 | 2m 58s
Air Date: 01/10/13 | Rating: NR
This “superglue” suggests Neanderthals weren’t as primitive as once thought.
A Neanderthal Burial
S40 Ep2 | 2m 16s
Air Date: 01/10/13 | Rating: NR
Scientists think a posed body alongside a panther paw are evidence of Neanderthal rites.
Rise of the Drones Preview
S40 Ep3 | 30s
Air Date: 12/13/12 | Rating: NR
Meet a new breed of flying robots, from tiny swarming vehicles to giant unmanned planes.
What Drones Can See
S40 Ep3 | 2m 52s
Air Date: 01/17/13 | Rating: NR
An engineer describes the next-generation surveillance sensor for UAVs, called ARGUS.
Being a Drone Operator
S40 Ep3 | 57s
Air Date: 01/17/13 | Rating: NR
A UAV pilot describes what it’s like to conduct a drone strike.
A Next-Generation Drone
S40 Ep3 | 48s
Air Date: 01/17/13 | Rating: NR
The X-47B prototype can land on a flight deck without input from a pilot.
Swarming Drones
S40 Ep3 | 2m 52s
Air Date: 01/17/13 | Rating: NR
A University of Pennsylvania lab is developing tiny drones that sense their environment.
Independent UAVs
S40 Ep3 | 30s
Air Date: 01/17/13 | Rating: NR
A DARPA researcher describes what would constitute a breakthrough in UAV autonomy.
Who Killed Lindbergh’s Baby? Preview
S40 Ep4 | 30s
Air Date: 12/17/12 | Rating: NR
Airs Wednesday, July 31, 2013 at 9:00 p.m. ET/PT. Check your local listings.
Scripting the Truth
S40 Ep4 | 1m 57s
Air Date: 01/24/13 | Rating: NR
Handwriting analysis technology helps scientists figure out who killed Lindbergh's baby.
Building Pharaoh’s Chariot Preview
S40 Ep5 | 30s
Air Date: 12/17/12 | Rating: NR
A team uncovers the advanced engineering behind an ancient Egyptian war machine.
Chariot Weapons
S40 Ep5 | 4m 49s
Air Date: 01/31/13 | Rating: NR
A military historian demonstrates how the ancient Egyptians fought from their chariots.
Egyptian Armor
S40 Ep5 | 2m 51s
Air Date: 01/31/13 | Rating: NR
How did the ancient Egyptians protect themselves during battle?
The Egyptian Bow
S40 Ep5 | 3m 50s
Air Date: 05/19/13 | Rating: NR
See how the ancient Egyptians built their deadly composite bows.
Earth from Space Preview
S40 Ep6 | 50s
Air Date: 01/09/13 | Rating: NR
Detailed satellite images reveal the web of connections that sustain life on Earth.
The Volga Trade Route
S40 Ep6 | 2m 58s
Air Date: 02/07/13 | Rating: NR
The Vikings may have trekked all the way to Iran in search of crucible steel.
When Hurricane Sandy Went Rogue
S40 Ep6 | 2m 6s
Air Date: 02/07/13 | Rating: NR
What started out as a tropical storm evolved into one of New York City’s worst nightmares.
The Looming Satellite Gap
S40 Ep6 | 1m 51s
Air Date: 02/28/13 | Rating: TV-G
Many Earth-observing satellites are nearing the end of their lives.
Ancient Computer Preview
S40 Ep7 | 29s
Air Date: 10/17/12 | Rating: NR
Learn about the world’s first computer, which was found in a Greek shipwreck.
Ancient Computer Sneak Peek
S40 Ep7 | 4m 38s
Air Date: 04/01/13 | Rating: NR
An ancient Greek computer could predict eclipses with impressive accuracy.
Mind of a Rampage Killer Preview
S40 Ep8 | 30s
Air Date: 02/14/13 | Rating: NR
Can science help us understand why some people commit horrific acts of mass murder?
Australia: Awakening Preview
S40 Ep9 | 30s
Air Date: 03/10/13 | Rating: NR
Australia’s landscape holds clues to Earth's early history and the beginning of life.
Bed Bug Sex
S40 Ep9 | 2m 13s
Air Date: 04/09/13 | Rating: NR
Gross Science: How bed bugs reproduce is the stuff of nightmares.
Australia: Life Explodes Preview
S40 Ep10 | 30s
Air Date: 03/10/13 | Rating: NR
Fossils reveal how life’s explosion in the ocean was recreated on dry land.
Australia: Monsters Preview
S40 Ep11 | 30s
Air Date: 03/11/13 | Rating: NR
Some 250 million years ago, some of the largest, most dangerous reptiles ruled this land.
Australia: Strange Creatures Preview
S40 Ep12 | 30s
Air Date: 03/11/13 | Rating: NR
After a massive extinction, diverse marsupials came to dominate this isolated continent.
Meteor Strike Preview
S40 Ep13 | 2m 26s
Air Date: 03/13/13 | Rating: NR
A meteor burst into a fireball over Siberia. Can we spot the next deadly asteroid in time?
Manhunt—Boston Bombers Preview
S40 Ep14 | 30s
Air Date: 05/02/13 | Rating: NR
Follow the manhunt, step-by-step, for the suspects in the Boston Marathon bombings.
Bomb Squad Robots
S40 Ep14 | 2m 39s
Air Date: 05/27/13 | Rating: NR
Remote controlled robots keep police department technicians safe from potential bombs.
Oklahoma’s Deadliest Tornadoes Preview
S40 Ep15 | 30s
Air Date: 05/22/13 | Rating: NR
Hear stories from survivors of Moore’s tornado and meet scientists who stalk these storms.
Ground Zero Supertower Preview
S40 Ep16 | 30s
Air Date: 09/11/13 | Rating: NR
Engineers race to complete 1 World Trade Center as they grapple with the final challenges.
Megastorm Aftermath Preview
S40 Ep17 | 30s
Air Date: 10/09/13 | Rating: NR
How can cities prepare for rising seas and raging storms?
Floating Buildings
S40 Ep17 | 1m 37s
Air Date: 10/09/13 | Rating: NR
Engineers in the Netherlands propose building homes that float on water.
Natural Flood Protection
S40 Ep17 | 1m 52s
Air Date: 10/28/13 | Rating: NR
Could shellfish beds protect New York from flooding?
Reimagining New York
S40 Ep17 | 4m 35s
Air Date: 11/19/13 | Rating: NR
A risk management expert says that we must look to New York’s future to prevent flooding.
Repairing the Beach After Sandy
S40 Ep17 | 2m 55s
Air Date: 11/25/13 | Rating: NR
To rebuild the coastline, engineers are pumping sand onto New York’s Coney Island beach.
Judo with Nature
S40 Ep17 | 2m 18s
Air Date: 12/03/13 | Rating: NR
Planting trees in front of dikes is one way to keep large waves from flooding the shore.
Dutch Windmills
S40 Ep17 | 2m 5s
Air Date: 12/10/13 | Rating: NR
Explore an 18th century windmill with a modern day Dutch miller.
Making More Stuff Preview
S40 Ep18 | 1m 12s
Air Date: 05/22/13 | Rating: NR
Host David Pogue explores the cutting-edge research behind a new wave of innovation.
Making Stuff Faster Preview
S40 Ep18 | 30s
Air Date: 10/16/13 | Rating: NR
Host David Pogue tries to find out if there are physical limits to how fast we can go.
Super Fast Cameras
S40 Ep18 | 5m 11s
Air Date: 11/07/13 | Rating: NR
A new high speed camera can capture light in motion and see around corners.
Making Stuff Wilder Preview
S40 Ep19 | 30s
Air Date: 10/23/13 | Rating: NR
Host David Pogue travels the globe to explore new technologies inspired by Nature.
RoboBees to the Rescue
S40 Ep19 | 2m 24s
Air Date: 09/16/13 | Rating: NR
Could tiny drones be the pollinators of the future?
Cyborg Cockroaches
S40 Ep19 | 2m 26s
Air Date: 10/16/13 | Rating: NR
Scientists are turning cockroaches into robots—and you can, too.
Mushroom Material
S40 Ep19 | 3m 45s
Air Date: 10/16/13 | Rating: NR
Move over peanuts, there’s a new packaging material in town—and it’s made of mushrooms.
The Hummingbird Drone
S40 Ep19 | 3m 36s
Air Date: 10/28/13 | Rating: NR
A new drone doesn't fly like an airplane or helicopter—it flaps its wings like a bird.
Making Stuff Colder Preview
S40 Ep20 | 30s
Air Date: 10/02/13 | Rating: NR
Host David Pogue asks if cold holds the key to technology that can improve our lives.
Cryonics
S40 Ep20 | 4m 40s
Air Date: 11/07/13 | Rating: NR
A company called Alcor freezes dead people, hoping to restore them to health one day.
Making Stuff Safer Preview
S40 Ep21 | 30s
Air Date: 10/02/13 | Rating: NR
Host David Pogue examines groundbreaking research that aims to keep us out of harm’s way.
Cyber War Games
S40 Ep21 | 3m 50s
Air Date: 10/28/13 | Rating: NR
A project called DETER allows researchers to practice fighting cyber crimes.
Cold Case JFK Preview
S40 Ep22 | 30s
Air Date: 10/21/13 | Rating: NR
Can modern forensic science uncover fresh clues about the assassination of JFK?
The Shot That Missed
S40 Ep22 | 3m 38s
Air Date: 11/14/13 | Rating: TV-PG
What happened to the mysterious "first bullet" from JFK's assassination?
At the Edge of Space Preview
S40 Ep23 | 30s
Air Date: 11/13/13 | Rating: TV-PG
Can scientists unravel the mysterious phenomena that lurk between Earth and space?
Asteroid: Doomsday or Payday? Preview
S40 Ep24 | 30s
Air Date: 10/21/13 | Rating: NR
Will future asteroids trigger massive extinctions—or be mined for precious minerals?
Deadliest Volcanoes Preview
S39 Ep1 | 30s
Air Date: 01/03/12 | Rating: NR
How can we best prepare for the most lethal eruptions?
Bombing Hitler’s Dams Preview
S39 Ep2 | 30s
Air Date: 01/10/12 | Rating: NR
Experts recreate the bold feat of "dambuster" pilots who used bouncing bombs.
3D Spies of WWII Preview
S39 Ep3 | 30s
Air Date: 01/17/12 | Rating: NR
NOVA reveals how the Allies used special aerial photos to deal a dire blow to the Nazi.
Mystery of a Masterpiece Preview
S39 Ep4 | 30s
Air Date: 01/24/12 | Rating: NR
Art experts investigate if a portrait sold in 1998 is actually a lost Leonardo painting.
Ice Age Death Trap Preview
S39 Ep5 | 30s
Air Date: 01/03/12 | Rating: NR
Scientists race to uncover a site in the Rockies packed with fossil mammoths.
Hunting the Elements Preview
S39 Ep6 | 4m 10s
Air Date: 04/03/12 | Rating: NR
A two-hour special from the producers of "Making Stuff"
Elemental Bloopers
S39 Ep6 | 2m 46s
Air Date: 03/26/12 | Rating: NR
Watch David Pogue's hilarious out-takes from NOVA's "Hunting the Elements."
Kryptonite for Sharks
S39 Ep6 | 6m 48s
Air Date: 05/13/14 | Rating: TV-PG
Marine biologist Patrick Rice is using rare earth elements to repel sharks.
Secrets of the Sun Preview
S39 Ep7 | 30s
Air Date: 04/24/12 | Rating: NR
Scientists are striving to better grasp our star and its destructive solar storms.
Anatomy of the Sun
S39 Ep7 | 3m 22s
Air Date: 04/04/12 | Rating: NR
NOVA Labs: How does the Sun's composition influence its behavior?
Solar Wind and Storms
S39 Ep7 | 2m 47s
Air Date: 04/04/12 | Rating: NR
NOVA Labs: Bursts of plasma released by the Sun create "space weather" around our planet.
The Dynamic Sun
S39 Ep7 | 3m 17s
Air Date: 04/04/12 | Rating: NR
NOVA Labs: Magnetism influences when and how solar storms erupt.
The Electromagnetic Spectrum
S39 Ep7 | 2m 55s
Air Date: 04/04/12 | Rating: NR
NOVA Labs: Most of what we know about solar science comes from reading the Sun's light.
The Sun’s Energy
S39 Ep7 | 2m 6s
Air Date: 04/04/12 | Rating: NR
NOVA Labs: What are the processes that produce the Sun's light and heat?
Understanding Solar Activity
S39 Ep7 | 7m 31s
Air Date: 04/04/12 | Rating: NR
What factors make the sun more or less volatile?
Earth’s Magnetic Shield
S39 Ep7 | 2m 5s
Air Date: 04/09/12 | Rating: NR
NOVA Labs will launch May, 2012.
Solar Space Telescopes
S39 Ep7 | 3m 50s
Air Date: 04/09/12 | Rating: NR
NOVA Labs: New solar telescopes are allowing us to see the Sun like never before.
The Threat to Earth
S39 Ep7 | 2m 32s
Air Date: 04/09/12 | Rating: NR
NOVA Labs: What would happen if a solar storm overwhelmed Earth's natural defenses?
Introducing NOVA’s Sun Lab
S39 Ep7 | 2m 13s
Air Date: 04/09/12 | Rating: NR
Learn about solar storms and do your own research using images from NASA telescopes.
How Can I Study the Sun?
S39 Ep7 | 3m 17s
Air Date: 04/09/12 | Rating: NR
NOVA Labs: Learn how to use the Helioviewer, a tool at the heart of NOVA's Sun Lab.
Separating Twins Preview
S39 Ep8 | 30s
Air Date: 02/07/12 | Rating: NR
Follow the amazing story of Trishna and Krishna, girls born joined at the head.
Cracking Your Genetic Code Preview
S39 Ep9 | 44s
Air Date: 03/27/12 | Rating: NR
Premiering March 28, 2012 at 9pm on PBS
Extract Your Own DNA
S39 Ep9 | 2m 45s
Air Date: 02/27/12 | Rating: NR
Behold your very own DNA in this do-it-yourself science experiment.
Deadliest Tornadoes Preview
S39 Ep10 | 30s
Air Date: 04/10/12 | Rating: NR
Why was the 2011 tornado season in the U.S. so extreme?
Why Ships Sink Preview
S39 Ep11 | 30s
Air Date: 04/17/12 | Rating: NR
Are you safe aboard a modern cruise ship?
Forensics on Trial Preview
S39 Ep12 | 30s
Air Date: 08/08/12 | Rating: NR
Airing October 17, 2012 at 9 pm on PBS
Secrets of the Viking Sword Preview
S39 Ep13 | 30s
Air Date: 08/09/12 | Rating: NR
Airs Wednesday, September 25, 2013 at 9:00 p.m. ET/PT. Check your local listings.
Mystery of Easter Island Preview
S39 Ep14 | 30s
Air Date: 09/19/12 | Rating: NR
A team of scientists and volunteers test a theory on how these ancient statues were moved.
Sneak Peek: Easter Island
S39 Ep14 | 6m 44s
Air Date: 11/05/12 | Rating: NR
What caused the vast deforestation of Easter Island?
Ultimate Mars Challenge Preview
S39 Ep15 | 30s
Air Date: 07/24/12 | Rating: NR
Airs Wednesday, December 11, 2013 at 9:00 p.m. ET/PT. Check your local listings.
Space Kids
S39 Ep15 | 1m 34s
Air Date: 11/14/12 | Rating: NR
Engineers who landed the Curiosity rover on Mars recall their early love of space.
Parachute Problems
S39 Ep15 | 2m 54s
Air Date: 01/24/13 | Rating: NR
NASA untangles why a parachute failed during tests prior to the Curiosity landing.
Inside the Megastorm Preview
S39 Ep16 | 30s
Air Date: 11/08/12 | Rating: TV-PG
Explore what made Megastorm Sandy so much more devastating than other hurricanes.
Higgs Boson Revealed
3m 53s
Air Date: 07/04/12 | Rating: NR
Go behind the scenes at CERN to learn more about the historic July 4 announcement.
Deadliest Earthquakes Preview
S38 Ep1 | 30s
Air Date: 01/03/12 | Rating: NR
Big quakes are inevitable, but can we lessen their devastation?
Making Stuff: Stronger Preview
S38 Ep2 | 30s
Air Date: 01/18/11 | Rating: NR
Airs Wednesday, August 21, 2013 at 9:00 p.m. ET/PT. Check your local listings.
Making Stuff: Smaller Preview
S38 Ep3 | 30s
Air Date: 01/25/11 | Rating: NR
Airs Wednesday, August 21, 2013 at 10:00 p.m. ET/PT. Check your local listings.
Making Stuff: Cleaner Preview
S38 Ep4 | 30s
Air Date: 02/01/11 | Rating: NR
Airs Wednesday, August 28, 2013 at 9:00 p.m. ET/PT. Check your local listings.
Making Stuff: Smarter Preview
S38 Ep5 | 30s
Air Date: 02/08/11 | Rating: NR
Airs Wednesday, August 28, 2013 at 10:00 p.m. ET/PT. Check your local listings.
Smartest Machine on Earth: Preview
S38 Ep6 | 3m 19s
Air Date: 02/08/11 | Rating: NR
Premiering February 9, 2011 at 10pm EST on PBS
Getting Computers to See
S38 Ep6 | 3m 43s
Air Date: 02/08/11 | Rating: NR
Vision as we know it remains elusive for machines.
Crash of Flight 447 – Preview
S38 Ep7 | 30s
Air Date: 06/13/12 | Rating: NR
Airs Wednesday, June 13, 2012 at 9:00 p.m. ET/PT. Check your local listings.
Power Surge: Preview
S38 Ep9 | 36s
Air Date: 03/10/11 | Rating: NR
Are we finally on the brink of a clean energy revolution? Airs April 20, 2011 on PBS
Japan’s Killer Quake – Preview
S38 Ep10 | 30s
Air Date: 02/29/12 | Rating: NR
An eyewitness account and investigation of the earthquake, tsunami, and nuclear crisis.
Engineering Ground Zero Preview
S38 Ep11 | 30s
Air Date: 09/06/11 | Rating: NR
Premiering September 7, 2011 at 9pm on PBS
Surviving the Tsunami Preview
S38 Ep12 | 30s
Air Date: 09/27/11 | Rating: NR
Airs September 28, 2011 on PBS.
Finding Life Beyond Earth Preview
S38 Ep13 | 30s
Air Date: 10/18/11 | Rating: NR
Scientists are on the verge of answering one of the greatest questions: Are we alone?
The Mars Rover, “Curiosity”
S38 Ep13 | 4m 25s
Air Date: 10/18/11 | Rating: NR
NASA is sending a robotic rover called "Curiosity" to find out if there is life on Mars.
An Interview with Sally Ride
S38 Ep13 | 15m 46s
Air Date: 07/23/12 | Rating: NR
Watch an uncut interview with the late astronaut, conducted at NASA in 1984.
Early Earth Bombarded By Comets
S38 Ep13 | 5m 10s
Air Date: 08/25/14 | Rating: TV-G
Comets carrying chemicals necessary for life may have come to Earth billions of years ago.
Hunting Planets
S38 Ep13 | 4m 40s
Air Date: 08/25/14 | Rating: TV-G
NASA’s Kepler mission lets us search for planets orbiting stars outside our solar system.
Is There Life on Enceladus?
S38 Ep13 | 6m 14s
Air Date: 08/25/14 | Rating: TV-G
Scientists discover evidence for the key ingredients for life on Saturn's moon Enceladus.
Iceman Murder Mystery Preview
S38 Ep15 | 30s
Air Date: 10/25/11 | Rating: NR
A new forensic investigation of a 5,000-year-old mummy reconstructs his death.
Brian Greene Previews NOVA’s “The Fabric of the Cosmos”
S38 Ep16 | 2m 10s
Air Date: 06/08/11 | Rating: NR
Physicist Brian Greene discusses his return to NOVA with "The Fabric of the Cosmos."
The Fabric of the Cosmos Preview
S38 Ep16 | 3m 8s
Air Date: 11/01/11 | Rating: NR
Brian Greene reveals a mind-boggling reality beneath the surface of our everyday world.
The Fabric of the Cosmos: What Is Space? Preview
S38 Ep16 | 30s
Air Date: 10/24/11 | Rating: NR
Surprising clues indicate that space is very much something and not nothing.
The Fabric of the Cosmos: The Illusion of Time Preview
S38 Ep17 | 30s
Air Date: 10/24/11 | Rating: NR
It defines our lives, but what is time really? Have a look into its true nature.
The Fabric of the Cosmos: Quantum Leap Preview
S38 Ep18 | 30s
Air Date: 10/24/11 | Rating: NR
Take a wild ride into the quantum realm, where even the impossible seems possible.
The Fabric of the Cosmos: Universe or Multiverse? Preview
S38 Ep19 | 30s
Air Date: 10/24/11 | Rating: NR
Is our universe unique, or could it be just one in an endless "multiverse"?
Ghosts of Machu Picchu Preview
S37 Ep4 | 1m 56s
Air Date: 02/01/10 | Rating: NR
Airs Wednesday, September 3, 2014 at 9:00 p.m. ET/PT. Check your local listings.
Extreme Cave Diving | Preview
S37 Ep5 | 1m 25s
Air Date: 02/08/10 | Rating: NR
Watch Wednesday, Dec. 2, 2015. Check your local listings.
Hunting the Edge of Space: Mystery of the Milky Way Preview
S37 Ep8 | 30s
Air Date: 04/05/10 | Rating: NR
Airs Wednesday, November 28, 2012 at 9:00 p.m. ET/PT. Check your local listings.
Hunting the Edge of Space, Part 2 – Pre
S37 Ep9 | 30s
Air Date: 04/12/10 | Rating: NR
Airs Wednesday, December 5, 2012 at 9:00 p.m. ET/PT. Check your local listings
Building the Great Cathedrals Preview
S37 Ep11 | 30s
Air Date: 10/18/10 | Rating: NR
Airs Wednesday, December 25, 2013 at 9:00 p.m. ET/PT. Check your local listings.
Emergency Mine Rescue Preview
S37 Ep12 | 30s
Air Date: 10/25/10 | Rating: NR
Engineers and NASA scientists aid an all-out effort to save 33 Chilean miners trapped.
Trapped in an Elevator Preview
S37 Ep13 | 30s
Air Date: 11/01/10 | Rating: NR
Airs November 2, 2010 on PBS.
Taking the Heat
S37 Ep17 | 3m 27s
Air Date: 12/01/10 | Rating: NR
David Pogue visits DuPont to get a closer look at fireproof clothing.
Secrets Beneath the Ice Preview
S37 Ep17 | 30s
Air Date: 12/27/11 | Rating: NR
Premiering December 28, 2010 on PBS
What Are Dreams – Preview
S36 Ep12 | 30s
Air Date: 11/24/09 | Rating: NR
Airs Wednesday, August 22, 2012 at 9:00 p.m. ET/PT. Check your local listings.
Becoming Human Part 1 Preview
S36 Ep13 | 2m 6s
Air Date: 11/01/09 | Rating: TV-PG
Premiers on air and online Tuesday, November 3, 2009.
Becoming Human Part 2 Preview
S36 Ep14 | 2m 12s
Air Date: 11/09/09 | Rating: NR
Premiers on air and online Tuesday, Nov. 10, 2009.
Becoming Human Part 3 Preview
S36 Ep15 | 2m 39s
Air Date: 11/16/09 | Rating: NR
Premiers on air and online Tuesday, Nov. 17, 2009
Absolute Zero: The Conquest of Cold Preview
S35 Ep4 | 29s
Air Date: 11/30/10 | Rating: NR
Airs November 30
Can the Bonobo Get the Apple?
S35 Ep7 | 55s
Air Date: 12/31/07 | Rating: NR
Primatologist Brian Hare sees whether a bonobo can solve a puzzle to get a slice of apple.
Can the Chimp Get the Grape?
S35 Ep7 | 1m 43s
Air Date: 12/31/07 | Rating: NR
A researcher tests the cognitive skills of a chimpanzee with a seemingly simple task.
Bathing with the “Car Talk” Guys
S35 Ep9 | 1m 23s
Air Date: 03/02/08 | Rating: NR
Tom and Ray test the waters of Iceland's Blue Lagoon while filming "Car of the Future."
Space Shuttle Disaster – Preview
S35 Ep12 | 30s
Air Date: 10/17/08 | Rating: NR
Airs Thursday, January 31, 2013 at 10:00 p.m. ET/PT. Check your local listings.
Martian Weather
S35 Ep15 | 4m 34s
Air Date: 10/31/08 | Rating: NR
Is the weather on Mars anything like the weather on Earth? Find out in this video.
Put A Lid on It
S35 Ep19 | 2m 26s
Air Date: 11/30/08 | Rating: NR
Bill Nye, TV's "Science Guy," conducts a pasta-making experiment that can save energy.
How Percy Julian Became a Great 20th Century Scientist
S34 Ep3 | 5m 29s
Air Date: 06/01/07
It took Black chemist Percy Julian more than 10 years to earn his Ph.D.
Mystery of the Megavolcano – Preview
30s
Air Date: 12/14/11 | Rating: NR
Airs Wednesday, December 14, 2011 at 10:00 p.m. ET/PT. Check your local listings.
Hunt for the Supertwister – Preview
S31 Ep7 | 30s
Air Date: 05/09/12 | Rating: NR
Airs Wednesday, May 9, 2012 at 10:00 p.m. ET/PT. Check your local listings.
Origins: Earth Is Born Preview
S31 Ep11 | 30s
Air Date: 02/20/12 | Rating: NR
Journey back to the beginning of everything: the universe, Earth, and life itself.
Einstein Thought Experiments
S23 Ep11 | 3m 12s
Air Date: 09/08/97 | Rating: NR
Watch visualizations of Einstein's thought experiments.
A Mind for Music
4m 5s
Air Date: 02/09/11 | Rating: NR
See neuroscientist Oliver Sacks's brain respond differently to music by Bach & Beethoven.
Modeling a Comet Airburst
3m 20s
Air Date: 02/09/11 | Rating: NR
See why an explosion three miles above Earth would act like a hot tornado on the surface.
Finding Earth-Like Planets
4m 6s
Air Date: 10/11/11 | Rating: NR
Learn how to find signs of extraterrestrial life in our galaxy without leaving home.
The Higgs Particle Matters
4m 46s
Air Date: 10/25/11 | Rating: NR
Learn how Peter Higgs' ideas about matter transformed our understanding of space.
NOVA Elements App
4m 33s
Air Date: 04/01/12 | Rating: NR
Explore an interactive periodic table, play an elemental game, and watch the NOVA program.
Growing Appetites, Limited Resources
2m 21s
Air Date: 10/25/12 | Rating: NR
The need for alternative energy sources is more pressing than ever.
A Never Ending Supply
2m 44s
Air Date: 10/31/12 | Rating: NR
What makes an energy source renewable and how can we use them to power our societies?
Energy Defined
2m 41s
Air Date: 10/08/12 | Rating: NR
What is energy and why are we on a never ending search for new energy sources?
Toward a Smarter Grid
2m 56s
Air Date: 10/09/12 | Rating: NR
What can be done to make the power grid more reliable and efficient?
Solar Power
3m
Air Date: 10/09/12 | Rating: NR
How can we convert the Sun’s light and heat into energy we can use?
Wind Power
2m 33s
Air Date: 10/09/12 | Rating: NR
Modern wind turbines capture energy from the wind and convert it into electricity.
The Tongue-Eating Parasite
2m 34s
Air Date: 02/14/13 | Rating: NR
Gross science: This parasite crawls into a fish’s mouth and replaces its tongue.
16th Century Nose Jobs
2m 19s
Air Date: 09/04/13 | Rating: NR
Thinking about getting a nose job? Thank goodness it's not the 16th century.
Carnivorous Plants and Killer Ants
3m 3s
Air Date: 10/02/13 | Rating: NR
Ant eats plant's parasites. Plant eats ant's poop. It's the circle of life.
2.5 Ways to Die in a Black Hole
7m 12s
Air Date: 03/04/14 | Rating: NR
The answer to how you would die in a black hole could revolutionize the laws of nature.
Knotty Thrills
5m 40s
Air Date: 07/14/14 | Rating: NR
Three physicists untie a 150-year-old tangle of a puzzle.
Secrets of Urban Archaeology
3m 23s
Air Date: 09/08/14 | Rating: NR
Urban archaeologists dig for stories beneath city streets.
Zombies and Calculus, Part 2
6m 50s
Air Date: 09/21/14 | Rating: NR
You're being chased by zombies, and understanding tangent vectors may save your life.
Do We Live in a Multiverse?
5m 2s
Air Date: 10/06/14 | Rating: NR
Could parallel universes exist? If so, what would they look like and how would they form?
Search Engine Breakdown
20m 37s
Air Date: 04/14/21
Two leading researchers investigate racial bias built into widely used search engines.
Introduction to Mental Accounting
2m 22s
Air Date: 07/09/21
Learn how we categorize our spending decisions to evaluate purchases.
Adapting Your Mental Accounts
3m 53s
Air Date: 07/09/21
Overcome mental accounting bias by adapting your mental accounts to different situations.
Introduction to Opportunity Cost
2m 16s
Air Date: 07/09/21
Learn how to think about your purchases in order to maximize happiness.
Considering Cost
3m 5s
Air Date: 07/09/21
Learn strategies to consider cost before making your next purchase.
Defining Financial Well-being
1m 44s
Air Date: 07/09/21
Defining financial well-being with NOVA’s Financial Lab host, Yanely Espinal.
Focusing on Financial Behavior
1m 13s
Air Date: 07/09/21
Let's focus on the part of financial well-being you can control: your behavior.
How We Make Financial Decisions
1m 58s
Air Date: 07/09/21
Knowing what to do and wanting to do it is not enough. Learn why.
Introduction to Interest and Net Worth
4m 10s
Air Date: 07/09/21
Learn how interest can both help and hurt your overall net worth.
Overcoming Biases to Maximize Net Worth
3m 59s
Air Date: 07/09/21
Learn how to overcome status quo and exponential growth bias to maximize your net worth.
Introducing NOVA’s Financial Lab
1m 22s
Air Date: 11/08/21
Practice making financial decisions – and overcoming common biases – in this fun game.
Predicting My MS
30m 37s
Air Date: 02/23/22
A filmmaker with a rare type of multiple sclerosis explores the mysterious causes of MS.
Predicting My MS Preview
38s
Air Date: 02/23/22
A filmmaker with a rare type of multiple sclerosis explores the mysterious causes of MS.
Front Row Seat to Saturn
2m 39s
Air Date: 04/27/17
Out near Saturn, the spacecraft Cassini has just entered its final and riskiest chapter.
Upcoming Schedule
Sat 05/11
8:00 AM
KVIE2 6.2
NOVA
Why Bridges Collapse
The 2018 collapse of a section of the Morandi Bridge in Genoa, Italy; bridge collapses in the U.S.; engineering techniques that can make bridges safer and prevent them from breaking down.
Tue 05/14
4:00 PM
KVIE World 6.3
NOVA
Why Bridges Collapse
The 2018 collapse of a section of the Morandi Bridge in Genoa, Italy; bridge collapses in the U.S.; engineering techniques that can make bridges safer and prevent them from breaking down.
Tue 05/14
9:00 PM
KVIE World 6.3
NOVA
Why Bridges Collapse
The 2018 collapse of a section of the Morandi Bridge in Genoa, Italy; bridge collapses in the U.S.; engineering techniques that can make bridges safer and prevent them from breaking down.
Wed 05/15
5:00 AM
KVIE World 6.3
NOVA
Why Bridges Collapse
The 2018 collapse of a section of the Morandi Bridge in Genoa, Italy; bridge collapses in the U.S.; engineering techniques that can make bridges safer and prevent them from breaking down.
Wed 05/15
9:00 PM
KVIE HD 6.1
NOVA
Secrets in Your Data New
Alok Patel takes a look at what happens to the personal data shared on social media and efforts to maximize benefits without compromising personal privacy.
Fri 05/17
3:00 PM
KVIE HD 6.1
NOVA
Secrets in Your Data
Alok Patel takes a look at what happens to the personal data shared on social media and efforts to maximize benefits without compromising personal privacy.
Sat 05/18
7:00 AM
KVIE2 6.2
NOVA
Secrets in Your Data
Alok Patel takes a look at what happens to the personal data shared on social media and efforts to maximize benefits without compromising personal privacy.
Mon 05/20
9:00 PM
KVIE2 6.2
NOVA
Secrets in Your Data
Alok Patel takes a look at what happens to the personal data shared on social media and efforts to maximize benefits without compromising personal privacy.
Tue 05/21
3:00 AM
KVIE2 6.2
NOVA
Secrets in Your Data
Alok Patel takes a look at what happens to the personal data shared on social media and efforts to maximize benefits without compromising personal privacy.
Tue 05/21
4:00 PM
KVIE World 6.3
NOVA
Secrets in Your Data
Alok Patel takes a look at what happens to the personal data shared on social media and efforts to maximize benefits without compromising personal privacy.
Tue 05/21
9:00 PM
KVIE World 6.3
NOVA
Secrets in Your Data
Alok Patel takes a look at what happens to the personal data shared on social media and efforts to maximize benefits without compromising personal privacy.
Wed 05/22
5:00 AM
KVIE World 6.3
NOVA
Secrets in Your Data
Alok Patel takes a look at what happens to the personal data shared on social media and efforts to maximize benefits without compromising personal privacy.
Wed 05/22
2:00 PM
KVIE2 6.2
NOVA
Secrets in Your Data
Alok Patel takes a look at what happens to the personal data shared on social media and efforts to maximize benefits without compromising personal privacy.
Wed 05/22
9:00 PM
KVIE HD 6.1
NOVA
Decoding the Universe: Cosmos New
How discoveries over the past 50 years have revolutionized people's understanding of the universe.
Fri 05/24
3:00 PM
KVIE HD 6.1
NOVA
Decoding the Universe: Cosmos
How discoveries over the past 50 years have revolutionized people's understanding of the universe.
Sat 05/25
7:00 AM
KVIE2 6.2
NOVA
Decoding the Universe: Cosmos
How discoveries over the past 50 years have revolutionized people's understanding of the universe.
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