SciShow
Why Solar Eclipses Create Those Crescent-Shaped Lights
Everyone is watching the sky during a solar eclipse, but but if you look down, you'll catch another kind of light show.
Be Smart
Tuatara All the Way Down
During the 2017 Project For Awesome livestream, I promised I'd make a tuatara video if we hit our fundraising goal, and I'm a man of my word! Little did I know I'd get to meet a tuatara and learn things about a 200 million year old...
TED Talks
TED: My seven species of robot -- and how we created them | Dennis Hong
Meet seven all-terrain robots -- like the humanoid, soccer-playing DARwIn and the cliff-gripping CLIMBeR -- built by Dennis Hong's robotics team at RoMeLa, based at Virginia Tech. Watch to the end for the five creative secrets to his...
SciShow Kids
Why Do We Yawn?
We yawn a lot when we're tired or warm, and sometimes we even yawn just because we see other people yawning! But why do we yawn in the first place?
SciShow
SciShow Talk Show: Environmental Engineer Mike Potts & Slick the Tiger Salamander
Welcome back to SciShow Talk Show where Hank Green talks with interesting people! In this episode Hank talks with Mike Potts, an environmental engineer at Pioneer Technical Services, Inc. with special guest Jessi Knudsen Castañeda....
SciShow
The Sun's Center Is 39,000 Years Younger Than Its Surface
In the early 1960s, Richard Feynman was quoted as saying that Earth's center should be a day or two younger than its surface. 50 years later, scientists re-did the math.
Be Smart
Sunburn, Sweat and the Science of Summer!
A summertime look at why we sweat, why we burn, and why our fingers wrinkle in the pool
TED Talks
Adam Grosser: A mobile fridge for vaccines
Adam Grosser talks about a project to build a refrigerator that works without electricity -- to bring the vital tool to villages and clinics worldwide. Tweaking some old technology, he's come up with a system that works.
TED Talks
TED: Dance vs. powerpoint, a modest proposal | John Bohannon
Instead of a boring slide deck at your next presentation, how about bringing in a troupe of dancers? That's science writer John Bohannon's "modest proposal" in this spellbinding choreographed talk. He makes his case by example, in...
TED-Ed
TED-Ed: The myth of Ireland's two greatest warriors | Iseult Gillespie
Cú Chulainn, hero of Ulster, stood at the ford at Cooley, ready to face an entire army single handedly— all for the sake of a single bull. The army in question belonged to Queen Meadhbh of Connaught. Enraged at her husband's possession...
SciShow Kids
The Science of Spring!
It's finally spring where Jessi and Squeaks live! Join them as they take a look back at some of their favorite springtime subjects like why it rains, how plants grow, and all the amazing bugs you can find in the spring!
SciShow
The Unexpected Benefits (and Risks) of Nostalgia
Psychologists consider nostalgia a complex emotion and it may have both benefits and risks.
SciShow
The End of Everything
Hank gives us an inclusive overview of how everything in the universe is thought to have begun, and how cosmologists predict it will all come to an end. Now get happy!
MinuteEarth
The Faint Young Sun Paradox!
This video was supported by the Heising-Simons Foundation. To learn more, visit https://www.heisingsimons.org/ Credits (and Twitter handles): Script Writer: Emily Elert (@eelert) Script Editor: Rachel Becker (@RA_Becks) Video...
TED Talks
Ron Finley: A guerrilla gardener in South Central LA
Ron Finley plants vegetable gardens in South Central LA -- in abandoned lots, traffic medians, along the curbs. Why? For fun, for defiance, for beauty and to offer some alternative to fast food in a community where "the drive-thrus are...
MinuteEarth
Unintended Consequences | MinuteEarth Explains
In this collection of classic MinuteEarth videos, we learn that for pretty much every action we humans take, there’s an unintended consequence we didn’t see coming.
TED Talks
TED: How we explore unanswered questions in physics | James Beacham
James Beacham looks for answers to the most important open questions of physics using the biggest science experiment ever mounted, CeRN's Large Hadron Collider. In this fun and accessible talk about how science happens, Beacham takes us...
SciShow
A New Idea About Tabby's Star!
Astronomers might have finally discovered part of why Tabby's Star acts so strangely and we have some new ideas about what triggers a type Ia supernova.
TED Talks
Scott Summit: Beautiful artificial limbs
Prosthetics can't replicate the look and feel of lost limbs but they can carry a lot of personality. Designer Scott Summit shows 3D-printed, individually designed prosthetic legs that are unabashedly artificial and completely personal --...
SciShow
Why Do Koalas Hug Trees?
As if koalas could be any more adorable, they also tend to spend a lot of their time hugging trees. But why? Quick Questions has the answer!
MinuteEarth
Why The Weather Is Worse At The Mall
Extreme weather sometimes happens in very specific areas thanks to extreme surface temperature differences.
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