SciShow
Why Are Paper Cuts So Painful?
Paper cuts are tiny compared to other injuries you may have experienced, but they hurt… A LOT! This has to do with your hands being pretty sensitive, and the fact that the edges of paper are like tiny saws.
SciShow
Reinventing the Wheel: 5 Species That Roll
If wheels and rolling have proven so efficient for humans, why hasn’t evolution pushed at least some other species in that direction? Well actually, there are a few species that can get around by rolling. Chapters View all GOLDEN WHEEL...
TED Talks
TED: There are no scraps of men | Alberto Cairo
Alberto Cairo's clinics in Afghanistan used to close down during active fighting. Now, they stay open. In this powerful talk, Cairo tells the moving story of why -- and how he found humanity and dignity in the midst of war.
SciShow
5 Animals That Aren't Dinosaurs
If you get most of your information about ancient animals from vintage cartoons or action figures, then a lot of things that you think of as "dinosaurs" actually weren't. Learn about the definition of true dinosaurs and the evolutionary...
SciShow
Acid, Poop, and Barf: Vultures' Secret Weapons
Vultures, you eat old, putrid dead things for a living. How is that not killing you? Hank explains the secret weapons vultures use to fight off disease, avoid predators, and beat the heat. Prepare for a Sci-Show Gross-Out!
SciShow
Why Do Spiders Curl Up When They Die?
When spiders die, their tiny legs curl up tight against their body, because spiders don’t use muscles to extend their legs. Instead, they have hydraulic legs!
SciShow
Why Do We Stretch in the Morning?
Humans (and our pets) frequently instinctively stretch as soon as we wake up. But why? What is happening in our bodies when we stretch and yawn to wake ourselves up?
SciShow
Atavisms: 4 Lost Traits That Returned
Every once in a while, traits thought to be lost forever suddenly reappear, like a dolphin or a whale born with complete hind limbs! Known as atavisms, these occurrences can teach us all sorts of things, like how limbs actually grow.
SciShow
Basically Every Mammal Is Good at Swimming... Except Us
From the world’s biggest land animal to a creature built more like a tank than a sub, meet seven mammals that you might not think can swim well, but do! CHAPTERS View all MOOSE 1:33 2 ELEPHANTS 3:21 ARMADILLOS 4:54 CAMELS 5:32 6 SLOTHS 9:03
SciShow
3 Odd Facts About Ostriches
Don't bury your head in the sand for this one. We've got some odd ostrich facts for you!
SciShow
Turns Out, Spiders Use Electricity to Fly
Apparently some species of spiders can fly… and it turns out they don’t even need the wind to do it.
TED Talks
Hod Lipson: Building "self-aware" robots
Hod Lipson demonstrates a few of his cool little robots, which have the ability to learn, understand themselves and even self-replicate.
SciShow Kids
Ostriches: The World's Biggest Birds! | Biology for Kids | SciShow Kids
There are all sorts of flying birds, but some of the world's biggest are ones that stick to the ground, like the awesome ostrich!
SciShow
4 Parasites Too Creepy to Exist
Warning! This episode is a little gross… Between 1/3 and 1/2 of all life on earth is parasitic - and here are 4 of the creepiest parasites we know about.
SciShow
Why Is It so Hard to Swat a Fly?
Flies are evasive buzzing machines that make it nearly impossible to swat. Luckily, science has some explanation to help you predict their next move.
PBS
The Great Snake Debate
90 million years ago, an ancient snake known as Najash had...legs. It is by no means the only snake to have limbs either. But what's even stranger: we're not at all sure where it came from.
TED-Ed
TED-ED: Why are blue whales so enormous? - Asha de Vos
Blue whales are the largest animals on the planet, but what helps them grow to the length of a basketball court? Asha de Vos explains why the size of krill make them the ideal food for the blue whale -- it's as if the blue whale was made...
SciShow
How to Escape Quicksand
You probably won't get stuck in quicksand. But if you do, you can use physics to get yourself out.
SciShow Kids
Why Do We Laugh?
Knock knock! Who’s there? It’s Jessi and Squeaks exploring the science of why we laugh!
MinuteEarth
You Have More Bones Than You Think
Because the ossification process can differ so much from human to human, we have a wide range of potential bone numbers. ___________________________________________ To learn more, start your googling with these keywords: Cartilage: The...
SciShow
What is Restless Leg Syndrome?
We all get a jittery after sitting still for too long. But some people experience an irresistible urge to move their legs, and it can seriously affect their daily lives.
SciShow
These Superpowered Animals Use Your 5 Senses, But Better
Many animals use the same five senses as we do, but these creatures take that beyond the next level.
Crash Course
Complex Animals: Annelids & Arthropods - CrashCourse Biology
Hank continues our exploration of animal phyla with the more complexly organized annelida and arthropoda, and a biolography on insects.
Crash Course
Chordates - CrashCourse Biology
Hank introduces us to ourselves by taking us on a journey through the fascinatingly diverse phyla known as chordata. And the next time someone asks you who you are, you can give them the facts: you're a mammalian amniotic tetrapodal...