SciShow
Why Some Frozen Lakes Catch Fire
Did you know that, despite their serene, picturesque appearance, some frozen lakes can catch fire? Why are climate scientists studying the explosive gas bubbles trapped in lake ice?
Crash Course
Elizabeth Key Crash Course Black American History
The legal system can seem like a complicated tangle of arcane rules and loopholes, and it can sometimes seem like it is designed to confuse. But it is possible, with the right application, for the legal system to rectify injustices....
SciShow
How We Learned Black Holes Actually Exist | 2020 Nobel Prize in Physics
Did you know Einstein never thought we’d find actual black holes in space? It took decades of research to show black holes are physically possible, and some of the scientists behind that research were honored this year with the Nobel...
MinutePhysics
Hitting the Sun is HARD
This video is about the orbital mechanics of why it's so hard to crash into the sun - the energy it takes to get there is astoundingly high, compared with leaving the solar system.
TED Talks
TED: Portraits that transform people into whatever they want to be | uldus Bakhtiozina
With her gorgeous, haunting photographs, artist uldus Bakhtiozina documents dreams, working with daily life as she imagines it could be. She creates everything in her work by hand -- from costumes to stages -- without digital...
SciShow
The Kugelblitz: A Black Hole Made From Light
Can you make a black hole out of light? Learn about the strange theoretical object called the 'Kugelblitz'.
SciShow
7 Ridiculous Feats of Strength in the Animal Kingdom
You're probably already familiar with some of the more common examples of super strong animals, like the crocodile with its powerful bite or the leafcutter ant's impressive overhead carry. However, there are lots of lesser-known animals...
PBS
What Happens at the Event Horizon?
What really happens when you approach the event horizon of a black hole?
TED Talks
TED: What a planet needs to sustain life | Dave Brain
Venus is too hot, Mars is too cold, and Earth is just right, says planetary scientist Dave Brain. But why? In this pleasantly humorous talk, Brain explores the fascinating science behind what it takes for a planet to host life -- and why...
SciShow Kids
What Happens When You Lose a Balloon?
Squeaks almost lost a balloon outside, but what would have happened to it had it floated away into the sky?
TED-Ed
TED-ED: Can you solve the river crossing riddle? - Lisa Winer
As a wildfire rages through the grasslands, three lions and three wildebeest flee for their lives. To escape the inferno, they must cross over to the left bank of a crocodile-infested river. Can you help them figure out how to get across...
TED Talks
Yeonmi Park: What I learned about freedom after escaping North Korea
"North Korea is unimaginable," says human rights activist Yeonmi Park, who escaped the country at the age of 13. Sharing the harrowing story of her childhood, she reflects on the fragility of freedom -- and shows how change can be...
SciShow
This Old Sailors’ Mystery Could Help Save Swimmers
For thousands of years, sailors have been telling stories of a mysterious phenomenon called dead water. Even after scientists figured out why it happens, it still affects swimmers today.
SciShow
Has Stephen Hawking Solved a Black Hole Paradox?
Stephen Hawking recently announced that he'd come up with an answer to one of the biggest questions in physics. But it'll probably be a while before we know exactly what it is.
TED Talks
TED: How fake news does real harm | Stephanie Busari
On April 14, 2014, the terrorist organization Boko Haram kidnapped more than 200 schoolgirls from the town of Chibok, Nigeria. Around the world, the crime became epitomized by the slogan #BringBackOurGirls -- but in Nigeria, government...
SciShow
Anal Teeth, Paralyzing Farts, and Other Weaponized Butts
All animals have adaptations that help them survive in the wild...some just focus more on back-end development than others. Whether for offense, defense, or both, here are five creatures with butt-kicking behinds!
SciShow
Move Over, Mars We Could Farm on Asteroids!
When people live throughout the solar system, we'll need some way to feed them that doesn't involve constant shipments of Earth-grown food. Will the asteroid belt be our new cosmic food court?
TED-Ed
TED-Ed: From slave to rebel gladiator: The life of Spartacus - Fiona Radford
Spartacus was a slave -- one of millions taken from territories conquered by Rome to work the mines, till the fields or fight for a crowd’s entertainment. Imprisoned for deserting the Roman Army, he and other slaves fought their way free...
SciShow
Could Naked Singularities Exist?
A naked singularity is something that should be a black hole, but it’s neither black nor a hole. If they exist, they’ll rewrite physics as we know it.
SciShow
This Beetle Crawls Through Frog Intestines to Survive Being Eaten
Animals have a lot of ways to avoid becoming dinner, but one particular beetle can get eaten, and just, well let's just say it's going to be alright in the end.
TED Talks
Christopher C. Deam: The Airstream, restyled
In this low-key, image-packed talk from 2002, designer Christopher C. Deam talks about his makeover of an American classic: the Airstream travel trailer.
TED-Ed
TED-Ed: Can you solve the temple riddle? - Dennis E. Shasha
Your expedition finally stands at the heart of the ancient temple. But as you study the inscriptions in the darkness, two wisps of green smoke burst forth. The walls begin to shake. The giant sandglass begins flowing with less than an...
SciShow
Maybe Mars's Ocean Never Left | SciShow News
Many researchers believe that all the water on Mars dried up, but some evidence suggests that it might have dried in.
TED Talks
TED: Why earth may someday look like Mars | Anjali Tripathi
every minute, 400 pounds of hydrogen and almost 7 pounds of helium escape from earth's atmosphere into outer space. Astrophysicist Anjali Tripathi studies the phenomenon of atmospheric escape, and in this fascinating and accessible talk,...