SciShow
Why Don't Comets Ever Have a Green Tail?
There’s no question that comets have been regarded as some of the most beautiful things in the night sky for thousands of years. But why are their heads often green but never their tails?
SciShow
Gaslighting: Abuse That Makes You Question Reality
The term "gaslighting" has gained popularity in recent years, but what exactly does it entail?
TED Talks
TED: St. James Infirmary Blues | Silk Road ensemble + Rhiannon Giddens
Singer Rhiannon Giddens joins international music collective Silk Road ensemble to perform "St. James Infirmary Blues," spiking the American folk song that Louis Armstrong popularized in the 1920s with Romani influence and mischievous...
PBS
How the T-Rex Lost Its Arms
Tyrannosaurus rex was big, Tyrannosaurus rex was vicious, and Tyrannosaurus rex had tiny arms. The story of how T-Rex lost its arms is, itself, pretty simple. But the story of why it kept those little limbs, and how it used them? Well,...
TED Talks
TED: Different ways of knowing | Daniel Tammet
Daniel Tammet has linguistic, numerical and visual synesthesia -- meaning that his perception of words, numbers and colors are woven together into a new way of perceiving and understanding the world. The author of "Born on a Blue Day,"...
TED-Ed
TED-Ed: The tale of the boy who tricked the Devil | Iseult Gillespie
In a small town, a proud mother showed off her newborn son. Upon noticing his lucky birthmark, townsfolk predicted he would marry a princess. But soon, these rumors reached the wicked king. Enraged, the king stole the child away, and...
TED-Ed
TED-Ed: The myth of Gawain and the Green Knight | Dan Kwartler
It was Christmas in Camelot and King Arthur was throwing a party. In the midst of the revelry, a towering knight proposed a game. He challenged the warriors present to attack him with his own axe. If they could strike him down, they...
TED Talks
Richard St. John: Success is a continuous journey
In his typically candid style, Richard St. John reminds us that success is not a one-way street, but a constant journey. He uses the story of his business' rise and fall to illustrate a valuable lesson -- when we stop trying, we fail.
SciShow
What the Frick is a Globster?
Sometimes, big hunks of strange-looking flesh wash up onshore and then people think that they're dinosaurs or giant octopi or previously undiscovered species. Turns out the ocean can do nasty things to dead things...making them just...
SciShow
What's the Best Way to Pour Beer
Be the hit of your party and learn how to pour the perfect beer-- (with the additional party trick of knowing the chemistry behind why, of course!)
TED-Ed
TED-ED: What causes headaches? - Dan Kwartler
In ancient Greece, the best-known remedy for a long-standing headache was to drill a small hole in the skull to drain supposedly infected blood. Fortunately, doctors today don't resort to power tools to cure headaches, but we still have...
SciShow
Meet the Mad Haterpillar with Henry Reich from Minute Physics
Meet the Mad Haterpillar with Henry Reich from Minute Physics
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.
TED Talks
Larry Burns: The future of cars
General Motors veep Larry Burns previews cool next-gen car design: sleek, customizable (and computer-enhanced) vehicles that run clean on hydrogen -- and pump energy back into the electrical grid when they're idle.
SciShow
From Hognoses to Spider Tails: 6 Sublime Snakes
Snakes aren’t just muscle-y danger noodles. They're extremely diverse, and some have really weird, unique adaptations that we could all probably appreciate a little more.
TED Talks
TED: A magical mantra for nurturing a blissful life | JayaShri Maathaa
As the coronavirus pandemic raged in her native Sri Lanka, monk JayaShri Maathaa had a thought: two magical words that planted something beautiful in her mind and blossomed into a whole new way of being. She shares how this mantra...
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
Studying the Solar Eclipse: SciShow Talk Show
Jen Fowler of the Montana Space Grant Consortium joins us this week to talk about her work with weather balloons and the upcoming solar eclipse, and Jessi from Animal Wonders brings along Gaia the Southern Three-Banded Armadillo!
TED Talks
Lindy Lou Isonhood: A juror's reflections on the death penalty
Lindy Lou Isonhood grew up in a town where the death penalty was a fact of life, part of the unspoken culture. But after she served as a juror in a capital murder trial -- and voted "yes" to sentencing a guilty man to death -- something...
TED Talks
Klaus Stadlmann: The world's smallest 3D printer
What could you do with the world's smallest 3D printer? Klaus Stadlmann demos his tiny, affordable printer that could someday make customized hearing aids -- or sculptures smaller than a human hair.
TED Talks
Danielle N. Lee: How hip-hop helps us understand science
In the early 1990s, a scandal rocked evolutionary biology: scientists discovered that songbirds -- once thought to be strictly monogamous -- engaged in what's politely called "extra-pair copulation." In this unforgettable biology lesson...
SciShow
The Riddle of Washington’s Mt. Olympus: A SciShow Field Trip #1
Stefan and Alexis are headed to Olympic National Park in Washington state to bring you some of the coolest geology stories there. This week, they explore why Mount Olympus should be taller than Mount Everest.
SciShow Kids
Why Don’t Woodpeckers’ Heads Hurt?
Woodpeckers search for food by using their face to dig through tree bark! But why doesn't this give them a headache?
TED Talks
Tony Luciani: A mother and son's photographic journey through dementia
Artist Tony Luciani was testing out a new camera when his 91-year-old mother, Elia, snuck into the background of his photos. The spontaneous images that resulted sparked a years-long collaboration, with Luciani documenting his mom's life...