PBS
That Time Oxygen Almost Killed Everything
What if we told you that there was a time when oxygen almost wiped out all life on Earth? 3 billion years ago, when the world was a place you'd never recognize, too much of a good thing almost ruined everything for everybody.
SciShow
SPACE MINING
Hank summarizes the exciting news about Planetary Resources, a company with plans to mine near-earth asteroids for precious metals and water, and what these plans might mean for humanity's future in space.
Crash Course Kids
Planetary Plants
So we know what life needs here to work, and we've talked a little about what life COULD look like on other planets. But what about plant life? What could plant life look like on other planets? In this episode of Crash Course Kids,...
TED-Ed
TED-Ed: Why do some people snore so loudly? | Alayna Vaughan
A leather mask that clamps the mouth shut. A cannonball sewn into a soldier's uniform. A machine that delivers sudden electrical pulses. These were all treatments for a problem that has haunted humanity for millennia: snoring. It might...
SciShow
What’s Hiding Inside The Crab Nebula?
The Crab Nebula is one of the most studied things in the sky, but it took glimpses through various wavelengths of the electromagnetic spectrum to get a full picture of what’s hiding inside!
SciShow
Something Is Creating and Removing Oxygen on Mars - SciShow News
Oxygen levels in the Martian atmosphere are mysteriously inconsistent, and scientists don’t have a clear explanation for what’s behind the changes. Meanwhile, scientists DO have explanations for the tiger-like stripes on one of Saturn’s...
SciShow
Will Humans Ever Be Able to Hibernate?
Do you ever feel so tired that you want to sleep for a few months? Scientists are searching for ways to cause human hibernation.
SciShow
What's the Deal with Warts?
On today's Quick Question, we absolve the poor, humble toad of its wart-giving reputation. Learn about the virus that causes warts, how they spread, and what you can do to get rid of them.
SciShow
Special Valentine Science!
Want to get your sweetheart something really special? Give them a mineral called fingerite, and then stare at them for a while! Find out why, in this Valentine's Day edition of SciShow News.
TED-Ed
TED-Ed: The science of snowflakes - Maruša Bradač
One could say that snowflakes are simply frozen water — but if you compare a snowflake to an ice cube, you’ll notice a big difference. Why are all snowflakes six-sided? Why are none of them exactly the same? And how do we ski on them?...
PBS
The First Humans on Mars
Elon Musk's SpaceX program proposes that 100 people could be sent to colonize Mars within 10 years. What might that colony look like?
SciShow
Why Are COVID Fatality Rates Dropping?
Near the end of 2020, we got some puzzling but good news: COVID-19 fatality rates have been dropping. Here are a few factors that might help explain why we’re seeing this trend.
SciShow
Dual-Sex Butterfly and the Risks of ... Oxygen
SciShow News shares the latest science headlines, including a newly-found butterfly that’s half male and half female, and new insights into the association between cancer and … breathing.
SciShow
What Color is Your Blood?
What color is your blood. Red, right? Well, actually, yes. So why does it look blue when you see it through your skin? And is everyone's blood always the same color red (spoiler: no)? Do all animals have red blood ('nother spoiler: no!)?...
SciShow
Meet Blue Moon: Blue Origin's Lunar Lander SciShow News
Blue Origin announced a a new lunar lander, Blue Moon, that will be delivering supplies, and eventually astronauts to the lunar surface within the next 5 years, and robots like Chang’e-4 are giving us an early glimpse at what we might...
SciShow
Tour the Solar System with SciShow Space
Did you know SciShow has a whole channel dedicated solely to space? Well, we hope you packed warm, cause we’re taking you on a tour through the solar system with these SciShow Space episodes!
TED Talks
Li Wei Tan: The fascinating science of bubbles, from soap to champagne
In this whimsical talk and live demo, scientist Li Wei Tan shares the secrets of bubbles -- from their relentless pursuit of geometric perfection to their applications in medicine and shipping, where designers are creating more efficient...
SciShow
What That Pig Brain Study Really Tells Us
This month, in a study that has the potential to change the way we think about death, scientists revealed that they successfully restored some processes in the brains of dead pigs -- at least partially. What did the study actually tell...
SciShow
Why Fava Beans Can Kill You
For some people, fava beans can be deadly. What is it about this little legume that makes it so?
SciShow
Why Do Some Farts Smell So Bad?
Sometimes your farts stink, and sometimes they don't—and it's not because of methane.
SciShow
The Apollo Lunar Lander (And How We Screwed It Up)
You called it, and we are grateful! Hank analyzes what went wrong with our intro, which gave us the perfect opportunity to talk about the awesomeness that is the Apollo Lunar Lander!
SciShow
Why Did We Keep Sealed Moon Samples?
We’ve been sitting on samples of the lunar surface for decades and, with better technology than when they were taken, we are opening them back up to take another look!
SciShow
Fairies, Goblins, and Pirates: A Fantastic Quiz Show
Alexis Stempien, one of SciShow’s script editors, faces off against Hank as they try to answer science questions about some fantastical topics!
SciShow
The Nuclear City Lost Under Ice | Camp Century
Hidden beneath Greenland’s ice and powered by a nuclear reactor, Camp Century made for an interesting US military base. But life under the ice came with unique struggles; and although it wasn’t mainly constructed for science, the base...