SciShow
7 Animals That Can't Be Trusted
Almost every human has told a lie at some point or another - but did you know that we are not the only species to do this? From dogs to cuttlefish to thornbills, these 7 animals also lie! Chapters MOURNING CUTTLEFISH 0:52 2 DOGS 2:41...
SciShow
7 Animals We Used to Think Were Extinct (But Aren't!)
Species that no longer exist vastly outnumber those that currently populate the planet, but occasionally we rediscover a species we thought was extinct!
TED Talks
Patricia Burchat: Shedding light on dark matter
Physicist Patricia Burchat sheds light on two basic ingredients of our universe: dark matter and dark energy. Comprising 96% of the universe between them, they can't be directly measured, but their influence is immense.
TED-Ed
TED-Ed: What are those floaty things in your eye? - Michael Mauser
Sometimes, against a uniform, bright background such as a clear sky or a blank computer screen, you might see things floating across your field of vision. What are these moving objects, and how are you seeing them? Michael Mauser...
TED Talks
TED: Can clouds buy us more time to solve climate change? | Kate Marvel
Climate change is real, case closed. But there's still a lot we don't understand about it, and the more we know the better chance we have to slow it down. One still-unknown factor: How might clouds play a part? There's a small hope that...
TED-Ed
TED-Ed: The ferocious predatory dinosaurs of Cretaceous Sahara - Nizar Ibrahim
In Cretaceous times (around 100 million years ago), North Africa was home to a huge river system and a bizarre menagerie of giant prehistoric predators -- including the Spinosaurus, a dinosaur even more fearsome than the Tyrannosaurus...
Bozeman Science
Electromagnetic Forces
In this video Paul Andersen explains how electromagnetic forces are exerted over all scales and dominate at the human scale. The magnitude of electromagnetic forces vary with the magnitude and motion of the electric charges involved.
SciShow
The Chelyabinsk Meteor: What We Know
In this episode of SciShow, Hank explores what we now know about the meteoroid that streaked across Russian skies on February 15, 2013.
TED Talks
Charles Elachi: The story behind the Mars Rovers
At Serious Play 2008, Charles Elachi shares stories from NASA's legendary Jet Propulsion Lab -- including tales and video from the Mars Rover project.
TED Talks
Amy Lockwood: Selling condoms in the Congo
HIV is a serious problem in the DR Congo, and aid agencies have flooded the country with free and cheap condoms. But few people are using them. Why? "Reformed marketer" Amy Lockwood offers a surprising answer that upends a traditional...
TED Talks
Suzana Herculano-Houzel: What is so special about the human brain?
The human brain is puzzling -- it is curiously large given the size of our bodies, uses a tremendous amount of energy for its weight and has a bizarrely dense cerebral cortex. But: why? Neuroscientist Suzana Herculano-Houzel puts on her...
TED-Ed
TED-ED: Can you solve the egg drop riddle? - Yossi Elran
The city has just opened its one-of-a-kind Faberge Egg Museum, with a single egg displayed on each floor of a 100-story building -- and the world's most notorious jewel thief already has her eyes on the prize. Can you help the thief...
TED-Ed
TED-Ed: Could we actually live on Mars? - Mari Foroutan
There's a lot of talk these days about when and how we might all move to Mars. But what would it actually be like to live there? Mari Foroutan details the features of Mars that are remarkably similar to those of Earth — and those that...
TED Talks
Carolyn Porco: This is Saturn
Planetary scientist Carolyn Porco shows images from the Cassini voyage to Saturn, focusing on its largest moon, Titan, and on frozen Enceladus, which seems to shoot jets of ice.
SciShow
Dangerously Smart: Why This Fish Almost Beached Itself
Fish are smarter than you think! Scientists have explored triggerfish's ability to learn some clever hunting tactics.
SciShow
Could We Breed Giant Spiders?
If, for some wild reason, we decided that breeding humongous spiders was a good idea, could we actually pull it off?
Amoeba Sisters
Inside the Cell Membrane
Explore the parts of the cell membrane with The Amoeba Sisters! Video discusses phospholipid bilayer, cholesterol, peripheral proteins, integral proteins, glycoproteins, and glycolipids - as well as why the surface area to volume ratio...
SciShow
Is SHARKNADO Possible
Well? Is it? No. But that doesn't mean that this ... bizarre ... attempt at cinema doesn't raise some interesting questions. Questions that we will explore in this episode of SciShow. Hold on to your buckets!
TED Talks
George Smoot: The design of the universe
At Serious Play 2008, astrophysicist George Smoot shows stunning new images from deep-space surveys, and prods us to ponder how the cosmos -- with its giant webs of dark matter and mysterious gaping voids -- got built this way.
TED Talks
Markus Fischer: A robot that flies like a bird
Plenty of robots can fly -- but none can fly like a real bird. That is, until Markus Fischer and his team at Festo built SmartBird, a large, lightweight robot, modeled on a seagull, that flies by flapping its wings. A soaring demo fresh...
TED-Ed
TED-Ed: If you're scared of snakes, watch this | Andrew Whitworth
As of 2021, there are 368 species of viper worldwide. The name comes from the term viviparity, which means giving birth to live young. Vipers are often highly venomous, with two hollow, extra long fangs that unfold into imposing weapons...
SciShow
Why No Giant Mammals?
Hank gives a quick run-down of the reasons scientists think the land mammals of today are nowhere near the size of the largest sauropods. Some of them might surprise you!
SciShow
Camel Dung was The First Probiotic
Back in the day, bacterial diseases like dysentery were super deadly, but the nomadic people in northern Africa had long known about an effective, if hard to swallow, cure.
3Blue1Brown
Visualizing turbulence
A look at what turbulence is (in fluid flow), and a result by Kolmogorov regarding the energy cascade of turbulence.