PBS
Why We Only Have Ten Toes (It's a Long Story)
Today, all mammals from humans to bats have five fingers or fewer. Yes, even whales, whose finger bones are hidden in their fins. Birds have four or fewer and amphibians get the best of both worlds, often having four digits on their...
PBS
When Pterosaurs Walked
If you know one thing about pterosaurs, it’s that they’re flyers. And while pterosaurs may be well-known for their domination of the skies in the Mesozoic Era, they didn’t live their entire lives in the air. So how did we figure this...
PBS
The Story of the Dino Stampede
To try to solve the puzzle of Lark Quarry, experts have turned to a special subfield of paleontology -- paleoichnology, or the study of trace fossils -- to reconstruct exactly what happened on that spot, on that day, nearly 100,000...
MinuteEarth
Why Do Heart Attacks Cause *Arm* Pain?
When the brain receives pain from an internal organ, it often projects the pain in the wrong place because of the way sensory nerve paths converge
SciShow
The Physics of Roller Coasters
Roller coasters give people the opportunity to experience physics in dramatic ways. In this episode of SciShow, we break down how physics work on roller coasters to give you the ride of your life!
SciShow
How Climate Change Helped Dinosaurs Take Over
New research suggests climate change in the past might have helped dinosaurs spread across the world. And modern climate change is revealing some of the things they left behind.
PBS
Why we need to stop sharing American Dream success stories
Why would author Casey Gerald want people to stop highlighting success stories like his own? Gerald says he grew up on "the wrong side of the tracks" and went on to Harvard Business school. But he says celebrations of the American Dream...
PBS
Why we need to stop sharing American Dream success stories
Why would author Casey Gerald want people to stop highlighting success stories like his own? Gerald says he grew up on "the wrong side of the tracks" and went on to Harvard Business school. But he says celebrations of the American Dream...
SciShow
The Physics of Roller Coasters
Roller coasters give people the opportunity to experience physics in dramatic ways. In this episode of SciShow, we break down how physics work on roller coasters to give you the ride of your life!
TED Talks
TED: Can art amend history? | Titus Kaphar
Artist Titus Kaphar makes paintings and sculptures that wrestle with the struggles of the past while speaking to the diversity and advances of the present. In an unforgettable live workshop, Kaphar takes a brush full of white paint to a...
TED-Ed
TED-Ed: How we can detect pretty much anything | Hélène Morlon and Anna Papadopoulou
Scientists have been staking out a forest in Montana for an animal that's notoriously tricky to find. Camera traps haven't offered definitive evidence, and experts can't identify its tracks with certainty. But within the past decades,...
SciShow
Where Are All the Tiny Dinosaurs
What was the smallest non-avian dinosaur, and why were there so few tiny dinos running around the Mesozoic?
TED-Ed
TED-Ed: The Train Heist | Think Like A Coder, Ep 4 | Alex Rosenthal
This is episode 4 of our animated series "Think Like A Coder." This 10-episode narrative follows a girl, Ethic, and her robot companion, Hedge, as they attempt to save the world. The two embark on a quest to collect three artifacts and...
TED Talks
TED: Why the "wrong side of the tracks" is usually the east side of cities | Stephen DeBerry
What do communities on the social, economic and environmental margins have in common? For one thing, they tend to be on the east sides of cities. In this short talk about a surprising insight, anthropologist and venture capitalist...
TED Talks
James Surowiecki: The power and the danger of online crowds
James Surowiecki pinpoints the moment when social media became an equal player in the world of news-gathering: the 2005 tsunami, when YouTube video, blogs, IMs and txts carried the news -- and preserved moving personal stories from the...
SciShow
Moonquakes and Marsquakes
SciShow Space explores the origins of Earthquakes that aren't on Earth. Moonquakes and Marsquakes can happen, too!
SciShow Kids
Animal Track Detective! Science for Kids
Maybe you've seen animal tracks in the mud after a rainy day, but did you know that you can study these tracks to learn all kinds of things about the animals that made them? Grab your detective hat and join Jessi to find out how!
TED-Ed
TED-ED: Would you sacrifice one person to save five? - Eleanor Nelsen
Imagine you're watching a runaway trolley barreling down the tracks, straight towards five workers. You happen to be standing next to a switch that will divert the trolley onto a second track. Here's the problem: that track has a worker...
PBS
When We First Walked
Fossilized footprints have proved that human ancestors were already striding across the landscape 3.6 million years ago. But who started them on that path? What species pioneered this style of locomotion? Who was the first to walk?
Crash Course
Why Moving People is Complicated: Crash Course Engineering #41
Transportation is a big part of our world and engineers play a big role in making it happen. Today we’ll explore how transportation systems are designed and some things transportation engineers have to take into consideration, like...
SciShow Kids
Why Roller Coasters Are Awesome!
Jessi and Squeaks are at the fair, and Jessi is excited to go on the roller coaster! But before they get on, Squeaks wants to know how roller coasters work.
Curated Video
The Thrilling History and Physics of Roller Coasters
This video explores the fascinating history and thrilling evolution of roller coasters. From their humble beginnings on mining tracks to the mind-blowing heights and speeds of modern coasters, viewers will discover the exhilaration and...
Curated Video
Topology
How objects can be deformed to make different shapes without tearing, cutting or gluing. Maths - Shape A Twig Math Film. Reinforce and extend the learning required by the curriculum. Twig’s context films show abstract concepts in action...
Bedtime History
Thomas Edison: The Genius Inventor Who Revolutionized the World
Discover the fascinating life of Thomas Edison, from his humble beginnings as a telegraph operator to his groundbreaking inventions that changed the course of history. Learn about his relentless work ethic, his innovative spirit, and his...