PBS
Is This The Oldest Dad In The Fossil Record?
Fossil evidence suggests Diictodon used burrows to breed, and that a parent stayed behind to feed and protect their young. And the parent that stayed behind? It might’ve been the male.
PBS
How the Walrus Got Its Tusks
The rise and fall of ancient walruses, and how modern ones got their tusks, is a story that spans almost 20 million years. And while there are parts of the story that we’re still trying to figure out, it looks like tusks didn’t have...
TED-Ed
TED-Ed: Why did Megalodon go extinct? | Jack Cooper and Catalina Pimiento
20 million years ago, the ocean housed a creature so colossal that its stomach could reach volumes of almost 10,000 liters— big enough to fit an entire orca. It was the megalodon, the biggest shark to ever live. So, what was it like when...
SciShow
Why Teeth Make The Best Fossils
Teeth are so well preserved in the fossil record that they make the best, most informative fossils we can find, from phylogenetic studies to learning about the evolution of the human brain.
SciShow
The Nuclear-Powered Clocks of the Future
Atomic clocks are the best timekeepers humanity's got these days, but scientists are working toward something even better: a SUB-atomic (aka nuclear) clock.
MinutePhysics
The Physics of Windmill Design
This video is about how physics dictates the design of modern windmills - why they are so big, have so few blades, and have such skinny blades.
MinutePhysics
How Far Can Legolas See?
One Minute Physics provides an energetic and entertaining view of old and new problems in physics -- all in one minute!
SciShow
This Diagram of Earth Is a Lie
When you learned about the Earth’s interior in school, you were probably shown a diagram that looked like a perfect layer cake. But we've known for a long time that that diagram is... inaccurate at best, and leaves out information that...
SciShow
Could Dinosaurs Have Been Warm-Blooded?
For a long time, scientists have debated whether dinosaurs were warm-blooded or cold-blooded. Turns out, they were probably somewhere in between.
SciShow
Can Dogs Smell Fear?
We're taught to be cool around strange dogs because they smell fear, and that might be true, but your fear is probably freaking them out too!
SciShow
9 of the Weirdest Sperm Adaptations
You probably have a vague idea of what sperm does, but not all sperm are created equal, and some have even developed unique adaptations to get where they're going.
SciShow
Why Aren't Mammals as Big as Dinosaurs?
Dinosaurs were huge—it's common knowledge. So why aren't modern mammals anywhere near that size? In this episode of SciShow, Hank gives a quick run-down of the reasons scientists think the land mammals of today are nowhere near the size...
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?
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!
SciShow
We Just Found Out Fat Cells Can Move!
Fat cells don't often receive praise in everyday life, but they probably deserve more credit, as they might be healing our wounds.
SciShow
Top 5 Coolest Things about Curiosity
In which Hank celebrates the landing of the Mars Curiosity Rover, which, if you were following SciShow on Twitter, you know was pretty freaking cool. So here are the Top Five Coolest Things about the Mars Curiosity Rover!
SciShow
The Science of Screaming, And What Was the Biggest Dinosaur?
Scientists dissect the human scream for the first time, and also re-think what was thought to be the biggest dinosaur in the world.
SciShow
The Mystery of the Biggest Genomes
3 billion base pairs is a pretty typical genome size for organisms like us, but there are a few plants and animals with genomes so huge they completely blow this number out of the water. Hosted by: Olivia Gordon
SciShow
8 Incredibly Brilliant Spiders
They get a rap for being spooky, but whether it’s building bridges across rivers or solving puzzles, spiders are way cooler than you might think. Many have smart or elaborate features that allow them to do some pretty extraordinary...
SciShow
The Bacteria That Make Perfect, Tiny Magnets
Learn how magnetic bacteria work, and how scientists think they can help technology in the future!
SciShow
Our Boats Are Changing the Tide
We often think of the ocean’s tide as a simple rise and fall, connected to the motion of the Moon. But on any given shore, the reality is much more complex and oceanic scientists have realized recently that there’s another, more...
SciShow
How Plant Grafting Actually Works and Why It's So Cool
Have you heard of plant grafting? With this age-old trick, you can get a tree to bear fruit in half the time, not to mention a myriad of other miracles! Learn all about what grafting can do for you in this SciShow episode hosted by Rose...
SciShow
9 Extreme Bug Mating Rituals
Welcome to the romantic, violent, treacherous, and murderous mating lives of bugs.
SciShow
7 Species With Big Sex Issues
You've heard of the battle of the sexes—but these 7 animal species take it pretty seriously. Join Michael Aranda for a new episode of SciShow and learn about these animals with pretty big sex-related disputes.