SciShow
Underwater Animals Are So Loud, They'd Damage Our Hearing
We often think of the ocean as a pretty serene, lovely place to relax. But it turns out there's quite a racket going on under the waves, and some of the culprits are not the animals you'd expect!
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.
PBS
The Vacuum Catastrophe
If vacuum energy really does have the enormous value predicted by quantum field theory then our gently expanding, geometrically flat universe shouldn't exist. This is the vacuum catastrophe.
SciShow
SciShow Quiz Show: Hank vs. Stefan
Associate Producer Stefan Chin faces off against his boss, Hank Green. Will Stefan manage to keep his job? What does a dinosaur sound like? And where is that space whale?
SciShow
The Fish With Human Teeth
A fish with eerily human-like teeth was caught in a New Jersey lake. And scientists have learned to speak Bird!
SciShow
How to Learn While You Sleep
You may not be able to unlock all the secrets of the universe while you snooze, but it's still possible to reinforce what you've already learned.
SciShow
Why Does Running Water Make You Want To Pee?
Listening to a bubbling stream can be pretty relaxing, up until the point when you realize you suddenly have to pee.
SciShow
How Political Questions Mess with Your Brain
It’s an election year, which means you’ve probably been bombarded with polls asking you questions about candidates and issues. But is information the only thing pollsters are after? Questions are often more than just questions. They can...
TED Talks
TED: The sound the universe makes | Janna Levin
We think of space as a silent place. But physicist Janna Levin says the universe has a soundtrack -- a sonic composition that records some of the most dramatic events in outer space. (Black holes, for instance, bang on spacetime like a...
TED Talks
Renzo Vitale: What should electric cars sound like?
Electric cars are extremely quiet, offering some welcome silence in our cities. But they also bring new dangers, since they can easily sneak up on unsuspecting pedestrians. What kind of sounds should they make to keep people safe? Get a...
TED Talks
Karen Tse: How to stop torture
Political prisoners aren't the only ones being tortured -- the vast majority of judicial torture happens in ordinary cases, even in 'functioning' legal systems. Social activist Karen Tse shows how we can, and should, stand up and end the...
SciShow
Does My Voice Really Sound Like That?
Take it from an expert: It’s weird to hear how your voice really sounds. But why does it sound different to you than everyone else. Hank explains -- in a deep, resonant voice.
SciShow
A Pure and Restful Quiz Show | SciShow Quiz Show
Sally Le Page joins us on Quiz Show this week, where we celebrate the submission of her doctoral thesis with the most peaceful, relaxing questions we could devise, assuming you don’t count the volcanoes or screamed-at caterpillars
TED Talks
TED: The link between sex and imagination | Gina Gutierrez
Sex is as much mental as it is physical -- and imagination is the most powerful tool we have to expand our personal agency and capacity for pleasure, says sexual wellness storyteller Gina Gutierrez. The founder of audio-erotica company...
Crash Course
The Railroad Journey and the Industrial Revolution: Crash Course World History 214
In which John Green teaches you about railroads, and some of the ways they changed the world, and how they were a sort of microcosm for the Industrial Revolution as a whole. Prior to the invention of steam powered railroads, pretty much...
SciShow
What Whistled Speech Tells Us About How the Brain Interprets Language
You can find groups of people from all over the world who communicate full conversation by whistling. And neuroscientists found how our brain works with whistled language is mind-blowing.
SciShow Kids
Fun Facts About Turkeys!
Jessi and Squeaks learn some amazing turkey facts, from the sounds they make to what their poop looks like!
SciShow
How Do You Sing in Falsetto?
High-pitched falsetto singing can show off a singer’s physical ability, because singing this way takes a lot of effort and some careful physics!
SciShow
The World's Most Asked Questions | Compilation
A while back, we were tasked with answering some of the world's most asked questions. So here, in one convenient location, are some of those questions and their answers.
SciShow Kids
What Are Owl Pellets?
Jessi and Squeaks want to learn about what (and how) owls eat! Time to experiment!
SciShow
The Mysterious "Space Roar"
We here at SciShow like to start things off with a "Boom" for yet another season! Hank talks about the mystery behind the "Space Roar" and why it is we can't really hear it.
PBS
Can A Starfox Barrel Roll Work in Space?
The iconic move from Star Fox seems so easy, just press a button and BOOM. The ship rolls. But HOW? Barrel rolls in atmosphere are easy to execute with the use of ailerons, but in space, it's a different issue altogether. With no...
TED Talks
Denise Herzing: Could we speak the language of dolphins?
For 28 years, Denise Herzing has spent five months each summer living with a pod of Atlantic spotted dolphins, following three generations of family relationships and behaviors. It's clear they are communicating with one another -- but...
TED Talks
Nancy Kanwisher: A neural portrait of the human mind
Brain imaging pioneer Nancy Kanwisher, who uses fMRI scans to see activity in brain regions (often her own), shares what she and her colleagues have learned: The brain is made up of both highly specialized components and general-purpose...