SciShow
8 Strange New Deep Sea Creatures
Learn about some new sea creatures that recently made their debut to the land world!
PBS
Why Megalodon (Definitely) Went Extinct
For more than 10 million years, Megalodon was at the top of its game as the oceans' apex predator...until 2.6 million years ago, when it went extinct. So, what happened to the largest shark in history?
SciShow
What Zinc Means for Megalodon’s Extinction | SciShow News
This week in the journal Nature Communications, scientists report a way to use fossilized shark teeth to figure out where different shark species, including megalodon, stood in the web of life. And last week in the journal Scientific...
TED Talks
TED: Tagging tuna in the deep ocean | Barbara Block
Tuna are ocean athletes -- fast, far-ranging predators whose habits we're just beginning to understand. Marine biologist Barbara Block fits tuna with tracking tags (complete with transponders) that record unprecedented amounts of data...
SciShow
Great Whites May Have Taken Out Megalodon 3.6 Million Years Ago | SciShow News
Megalodon is the largest shark that’s ever existed, and according to Hollywood it’s alive and well. But according to scientists, it’s definitely extinct, and it was probably thanks to its smaller cousins, great white sharks.
TED Talks
Simon Berrow: How do you save a shark you know nothing about?
They're the second-largest fish in the world, they're almost extinct, and we know almost nothing about them. In this talk, Simon Berrow describes the fascinating basking shark ("great fish of the sun" in Irish), and the exceptional --...
TED Talks
TED: Glow-in-the-dark sharks and other stunning sea creatures | David Gruber
Just a few meters below the waves, marine biologist and explorer-photographer David Gruber discovered something amazing -- a surprising new range of sea creatures that glow in many colors in the ocean's dim blue light. Join his journey...
SciShow
6 Types of Odd Body Armor
From medieval knights to face shields, humans are pretty big fans of armor. But it turns out that other organisms use armor, too! Except sometimes, their armor doesn’t look like anything we’d expect.
TED-Ed
TED-ED: Will the ocean ever run out of fish? - Ayana Elizabeth Johnson and Jennifer Jacquet
When most people think of fishing, we imagine relaxing in a boat and patiently reeling in the day's catch. But modern industrial fishing -- the kind that stocks our grocery shelves -- looks more like warfare. Ayana Elizabeth Johnson and...
TED-Ed
TED-Ed: Why are sharks so awesome? - Tierney Thys
Sharks have been celebrated as powerful gods by some native cultures. And today, sharks are recognized as apex predators of the world's ocean. What is it that makes these fish worthy of our ancient legends and so successful in the seas?...
SciShow
3 Reasons Animals Puke Their Guts Out (Literally)
For most of us, the term "puke your guts out" isn't meant to taken literally. But for these animals, it's kind of useful.
SciShow
Why Don't Sharks Have Bones?
Eat facts, Shark Week! Hank takes you on a tour of the shark's amazing anatomy, including the many adaptations that made it a great predator -- despite not having any bones.
MinuteEarth
Why Sharks Are Covered In Teeth
Sharks wouldn’t be known for their fierce teeth today if it weren’t for their ancient scales.
SciShow
7 of the Most Uniquely Fierce Sharks
Sharks come in a lot of different shapes and sizes and many of them don't look like the ones you see in movies. Here are seven sharks that went down some decidedly strange evolutionary paths.
SciShow
Using vacation pictures for citizen science #shorts #science #SciShow
Using vacation pictures for citizen science #shorts #science #SciShow
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
TED: How I became part sea urchin | Catherine Mohr
As a young scientist, Catherine Mohr was on her dream scuba trip -- when she put her hand right down on a spiny sea urchin. While a school of sharks circled above. What happened next? More than you can possibly imagine. Settle in for...
SciShow
How to Catch a Bird… If You’re a Fish
Some toothy tigerfish have been documented catching unlikely prey in the most unlikely of ways: snatching birds right out of the sky.
SciShow
Quiz Show with Caitlin Hofmeister
Welcome back to Scishow Quizshow! In this episode Hank Green and Caitlin Hofmeister go head to head to compete for subbable subscribers.
SciShow Kids
Weird Animal Teeth
Join Jessi and Squeaks to learn about a few animals with extreme teeth!
TED Talks
Hans and Ola Rosling: How not to be ignorant about the world
How much do you know about the world? Hans Rosling, with his famous charts of global population, health and income data (and an extra-extra-long pointer), demonstrates that you have a high statistical chance of being quite wrong about...
PBS
The Strange Case of the Buzzsaw Jaws
There are many fossils that challenge our ability to form even the most basic idea of how a living thing looked, or lived, or functioned. One of the longest-running of these mysteries involved a 270-million-year-old sea creature called...
MinuteEarth
You Are A Fish
With our current understanding of evolutionary history and our strategy of cladistic naming, if we wanted to have both goldfish and sharks under a single group called "fish", then mammals must also be called fish....