TED-Ed
TED-Ed: Which animal has the best eyesight? | Thomas W. Cronin
The animal kingdom boasts an incredible diversity of eyes. Some rotate independently while others have squiggly-shaped pupils. Some have protective lids, others squirt blood. But which creature has the best sight? Which sees best in the...
SciShow
Do Animals Appreciate Music?
Animals might be music lovers, but how can we know? Is the ability to perceive and appreciate music a shared human and animal experience?
PBS
When Fish Wore Armor
420 million years ago, some fish were more medieval. They wore armor, sometimes made of big plates, and sometimes made of interlocking scales. But that armor may actually have served a totally different purpose, one that many animals...
SciShow
The Unbelievably Tough Animals of Lake Natron
With its caustic red waters, Lake Natron doesn’t seem like the ideal place to call home. But some creatures have evolved amazing adaptations that help them survive and thrive in this alkaline lake.
SciShow Kids
Meet 3 Peculiar Penguins | Animal Science for Kids
When you think of penguins, you probably think of the kinds you’ve seen in cartoons and movies. But there are at least 18 different kinds of penguins, including some that are tiny, some that live in hot places, and even some that spend...
SciShow
This Jawless Fish Could Help Treat Brain Diseases
You might expect to find these fish at the core of an ancient, distant asteroid, but we find them instead on Earth. That doesn’t mean they aren’t special, though. In fact, their immune systems may be the key to unlocking a new treatment...
TED-Ed
TED-Ed: Why is biodiversity so important? - Kim Preshoff
Our planet's diverse, thriving ecosystems may seem like permanent fixtures, but they're actually vulnerable to collapse. Jungles can become deserts, and reefs can become lifeless rocks. What makes one ecosystem strong and another weak in...
SciShow
Weird Ways We've Fought Invasive Species
Invasive species can wreak havoc in their new habitats, and the survival of entire ecosystems can depend on getting rid of them. In some cases, we humans have gotten pretty creative in our attempts to eradicate the problem.
TED-Ed
TED-Ed: The big-beaked, rock-munching fish that protect coral reefs | Mike Gil
As the sun rises over a quiet coral reef, one animal breaks the morning silence. Named for its vibrant scales and beak-like teeth, the parrotfish devours a particularly crunchy breakfast: rocks. Why would any creature take bites out of...
SciShow
This Sturgeon-Paddlefish Hybrid Shouldn't Exist | SciShow News
Chromosome shenanigans have resulted in some unexpected hybrid fishes. Also, this record-breaking mouse lives at a ridiculous altitude.
SciShow Kids
Blobfish: The World's Ugliest Animal | Biology for Kids | SciShow Kids
The blobfish has been called "The World's Ugliest Animal", but it's actually really cool. Find out why it's shaped the way it is with Jessi and Squeaks.
TED Talks
TED: An economic case for protecting the planet | Naoko Ishii
We all share one planet -- we breathe the same air, drink the same water and depend on the same oceans, forests and biodiversity. economist Naoko Ishii is on a mission to protect these shared resources, known as the global commons, that...
SciShow
How Tongues Helped Vertebrates Conquer Land
You might not think much of your tongue, but without it, we may have never conquered dry land and the world as we know it.
SciShow
6 Parasites That Live INSIDE Cells
When you think "parasite," you might think of leeches or some nasty tape worm, but there are some that can live inside your very own cells. Chapters Plasmodium 0:56 Rickettsia 2:49 ROCKY MOUNTAIN SPOTTED FEVER 2:59 Legionella 4:09...
TED Talks
TED: My wish: Protect our oceans | Sylvia Earle
Legendary ocean researcher Sylvia Earle shares astonishing images of the ocean -- and shocking stats about its rapid decline -- as she makes her TED Prize wish: that we will join her in protecting the vital blue heart of the planet.
TED-Ed
TED-Ed: No one can figure out how eels have sex | Lucy Cooke
From Ancient Greece to the 20th century, Aristotle, Freud, and numerous other scholars were all looking for the same thing: eel testicles. Freshwater eels could be found in rivers across Europe, but no one had ever seen them mate and no...
PBS
How the Squid Lost Its Shell
The ancestors of modern, squishy cephalopods like the octopus and the squid all had shells. In ancient times, their shell was their greatest asset but it eventually proved to be their biggest weakness.
SciShow Kids
What Is Squid Ink?
Our friend the Giant Squid inspired a SciShow Kids viewer to write us and ask, 'What is squid ink, and can you write with it?' Jessi has the answers!
SciShow
Why Do Birds Have White And Dark Meat? (And Do We?)
Why do chickens and turkeys have white meat and dark meat? And, like, gross, but .. do humans have the same thing? It's all about our muscles: what they're made of, and what they're made for. Quick Questions has the answers!
Crash Course
Cognition: How Your Mind Can Amaze and Betray You - Crash Course Psychology
We used to think that the human brain was a lot like a computer; using logic to figure out complicated problems. It turns out, it's a lot more complex and, well, weird than that. In this episode of Crash Course Psychology, Hank discusses...
SciShow
Why Do Fish School?
You might think that fish ride the undercurrents with all their buds to avoid the hungry mouths of predators - safety in numbers, right? But, it turns out, there’s more to consider when asking why fish swim in schools.
SciShow
How Celestial Bodies Affect Life in the Ocean
Life on Earth has always been shaped by other bodies in space, and life in our oceans is especially susceptible to interactions that have huge effects on life as we know it!
SciShow
Japans Ominous Dancing Cats and the Disaster That Followed
In the 1950s, the people of Minamata, Japan started seeing strange behavior from the local cats, and it wasn't long before humans were showing the same symptoms.
SciShow
Accomplishing the Impossible Task of Taking Animals out of Meat
When it comes to creating vegetarian meat substitutes, flavor is only one hurdle—smell and texture are also major factors, and scientists have been making breakthroughs on creating a convincing meatless meat experience. We also got some...