Secrets of the Viking Sword Preview
NOVA
Secrets of the Viking Sword Preview
NOVA
Air Date: 08/09/12 | Rating: NR
The Vikings were among the fiercest warriors of all time. Yet only a select few carried the ultimate weapon of their era: the feared Ulfberht sword. Fashioned using a process that would remain unknown to the Vikings' rivals for centuries, the Ulfberht was a revolutionary high-tech tool as well as a work of art. Considered one of the greatest swords ever made, it remains a fearsome weapon.
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.
Secrets in Your Data
S51 Ep7 | 53m 40s
Air Date: 03/22/24 | Expires: 05/14/27
Find out who’s using your data and what you can do about it.
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.
Hindenburg: The New Evidence
S48 Ep6 | 53m 13s
Air Date: 05/19/21 | 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 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.
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 49s
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 40s
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.
Is your phone listening to you?
S51 Ep7 | 4m 25s
Air Date: 03/22/24
It doesn’t have to – advertisers may already have all the information they want to know about you.
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
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.
Mon 05/27
9:00 PM
KVIE2 6.2
NOVA
Decoding the Universe: Cosmos
How discoveries over the past 50 years have revolutionized people's understanding of the universe.
Tue 05/28
3:00 AM
KVIE2 6.2
NOVA
Decoding the Universe: Cosmos
How discoveries over the past 50 years have revolutionized people's understanding of the universe.
Tue 05/28
4:00 PM
KVIE World 6.3
NOVA
Decoding the Universe: Cosmos
How discoveries over the past 50 years have revolutionized people's understanding of the universe.
Tue 05/28
9:00 PM
KVIE World 6.3
NOVA
Decoding the Universe: Cosmos
How discoveries over the past 50 years have revolutionized people's understanding of the universe.
Wed 05/29
5:00 AM
KVIE World 6.3
NOVA
Decoding the Universe: Cosmos
How discoveries over the past 50 years have revolutionized people's understanding of the universe.
Wed 05/29
9:00 PM
KVIE HD 6.1
NOVA
Why Ships Crash
The investigation into how the Ever Given container ship crashed into the Suez Canal in March 2021, causing a major supply chain crisis around the globe.
Fri 05/31
3:00 PM
KVIE HD 6.1
NOVA
Why Ships Crash
The investigation into how the Ever Given container ship crashed into the Suez Canal in March 2021, causing a major supply chain crisis around the globe.
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