TED Talks
Pavan Sukhdev: Put a value on nature!
Every day, we use materials from the earth without thinking, for free. But what if we had to pay for their true value: would it make us more careful about what we use and what we waste? Think of Pavan Sukhdev as nature's banker --...
SciShow
Bizarre Creatures of the Deep Sea | Compilation
There are some weird animals out there, but few environments have produced stranger creatures than the deep ocean!
SciShow
9 Weird Ways Animals See the World
Eyes have been around for a long time, like... half a billion years or so... and in that time, animals have evolved lots of amazing ways to observe the world around them!
SciShow
The Strange Blind Fish of the Lower Congo River
The lower Congo River is treacherous, turbulent, and very deep. While that might seem like an inhospitable habitat, hundreds of species of fish thrive there, including some that are really bizarre!SciShow is supported by Brilliant.org.
PBS
When Giant Amphibians Reigned
Temnospondyls were a huge group of amphibians that existed for 210 million years. And calling them 'diverse' would be putting it mildly. Yet in the end, two major threats would push them to extinction: the always-changing climate and the...
SciShow
P-values Broke Scientific Statistics—Can We Fix Them?
A little over a decade ago, a neuroscientist found "significant activation" in the neural tissue of a dead fish. While it didn't prove the existence of zombie fish, it did point out a huge statistical problem.
SciShow
The Tiny Fish That's Changing Modern Medicine
The little fish Danio rerio holds secrets to understanding how vertebrates develop, how diseases like cancer work, and how we might one day learn how to regenerate human heart tissue.
PBS
When Sharks Swam the Great Plains
If you've ever been to, or lived in, or even flown over the central swath of North America, then you've seen the remnants of what was a uniquely fascinating environment. Scientists call it the Western Interior Seaway, and at its greatest...
SciShow
SciShow Quiz Show: Humans, Airplanes, and Sex
What happens if you eat too many raw eggs? What are those little rods sticking out of airplane wings? All this, and more as Nicole Sweeney, host of Crash Course Sociology, faces off against Hank in an episode of the SciShow Quiz Show.
TED-Ed
TED-Ed: Claire Simeone: The lovable (and lethal) sea lion
Sunning themselves on rocks or waddling awkwardly across the beach, it's easy to think of sea lions more as sea house cats. But don't be fooled by their beachside behavior. Under the waves, sea lions are incredible endurance hunters,...
SciShow
eDNA: How Scientists See Hidden Animals
How do you track turtles that spend most of their time in muddy water and also look like rocks? It turns out, scientists have found a way to track such hidden animals using eDNA.
SciShow
SciShow QuizShow: Bad Blood and Weird Bugs
SciShow’s Executive producer Hank Green faces off against SciShow senior editor Alyssa Lerner in this Quiz Show about weird experiments and strange animal parts.
TED-Ed
TED-Ed: Disappearing frogs - Kerry M. Kriger
Frogs (and amphibians in general) are in danger -- worldwide, nearly one-third of the world's amphibian species are on the verge of extinction. And yet, frogs contribute to our well-being in many important ways. Kerry M. Kriger describes...
TED-Ed
TED-Ed: How do schools of fish swim in harmony? - Nathan S. Jacobs
How do schools of fish swim in harmony? How do the tiny cells in your brain give rise to the complex thoughts, memories, and consciousness that are you? Oddly enough, those questions have the same general answer. Nathan S. Jacobs...
TED-Ed
Could you survive the real Twilight Zone? | Philip Renaud and Kenneth Kostel
You're traveling deep beneath the ocean's surface, where faint lights flicker and toothy grins flash. Your mission is to survive these depths and journey to the surface after sundown to feed. And as a hatchetfish, almost every other...
SciShow
6 Non-Mammal "Milk" Producers
When you think of milk, you might think of mammals like humans and cows, but there are other species that give food to their young, in their own weird ways. Chapters FLAMINGOS 0:56 SPIDERS 1:55 PSEUDOSCORPIONS 3:23 CAECILIANS 5:13...
TED-Ed
TED-ED: The effects of underwater pressure on the body - Neosha S Kashef
Why would a fish throw up its stomach? What makes a scuba diver develop painful microbubbles in their joints? Neosha S Kashef details the basics of barotrauma, shedding light on how humans and fish alike are influenced by laws of physics...
TED Talks
TED: How to win at evolution and survive a mass extinction | Lauren Sallan
Congratulations! By being here, alive, you are one of history's winners -- the culmination of a success story four billion years in the making. The other 99 percent of species who have ever lived on earth are dead -- killed by fire,...
SciShow
These Fish Eat Scales
Most of us don’t really give fish scales a second thought, but for some fish, the scales of others can make for a tasty snack.
SciShow
Your Head Might Be On Sideways
In your brain the right side controls the left half of your body and vice versa. We still aren't sure why this is, but some scientists have come up with a pretty bizarre explanation: that some ancient vertebrate ancestor was born with...
SciShow
A Very Handy Fish Fossil
This week, scientists discover something in a fish fossil that might give us a hand in finding our earliest land-dwelling ancestors.
TED Talks
Mitch Resnick: Let's teach kids to code
Coding isn't just for computer whizzes, says Mitch Resnick of MIT Media Lab -- it's for everyone. In a fun, demo-filled talk Resnick outlines the benefits of teaching kids to code, so they can do more than just use new tech toys but also...
MinuteEarth
Can Math Explain How Animals Get Their Patterns?
Here are some handy keywords to get your googling started: Reaction-diffusion system: A hypothetical system in which multiple chemical substances diffuse through a defined space at different rates and react with one another, thereby...
SciShow
The Speedy Cold-Hearted Tuna
Most fish are pretty sluggish in the cold. But the Pacific bluefin tuna is one of the fastest apex predators in the frigid Pacific ocean. Their physiology has adapted to help them retain more of the heat their bodies produce, except when...