PBS
Neutron Stars Collide in New LIGO Signal?
Last year LIGO announced the detection of gravitational waves from the merger of two black holes. The science world went a little crazy. Only a few weeks ago a new rumour emerged: that LIGO had, for the first time, spotted gravitational...
SciShow
Skateboarding Science: Master the Ollie!
If most people got on a skateboard, they would roll forward slowly for a few feet, then fall down and break their wrists. But there are a proud few who can do some pretty amazing tricks on a board, and they use physics to pull them off....
SciShow
The Tiny Molecule Responsible for Startle Syndrome
Flinching in response to an unexpected loud noise might not be pleasant, but it's also not a problem for most people. For one family, however, getting startled would cause their bodies to go stiff and fall.
TED Talks
JP Rangaswami: Information is food
How do we consume data? At TED@SXSWi, technologist JP Rangaswami muses on our relationship to information, and offers a surprising and sharp insight: we treat it like food.
TED Talks
Henry Lin: What we can learn from galaxies far, far away
In a fun, exciting talk, teenager Henry Lin looks at something unexpected in the sky: distant galaxy clusters. By studying the properties of the universe's largest pieces, says the Intel Science Fair award winner, we can learn quite a...
MinuteEarth
The Best Pokémon (According to Science)
There’s lots of debate as to which original starter Pokémon is the best fighter among squirtle, bulbasaur, charmander, and pikachu, but only one is the most biologically plausible.
SciShow
Eat Off Your Toilet Seat
Hank talks about how your toilet is actually one of the cleanest places in your house, despite its function. Research has shown that cutting boards, dish towels and sponges have FAR more fecal bacteria on them than your toilet seat,...
SciShow Kids
4 Facts to Know About Reindeer
It's getting really cold where Jessi and Squeaks live, and that has her thinking about a super cool animal that's always ready for super cold weather: Reindeer!
PBS
The End of the Habitable Zone
The Sun is getting brighter and the planets in our solar system that are habitable are changing.
MinutePhysics
E=mc2 is Incomplete
You've heard of E=mc2... but you probably haven't heard the whole story.
SciShow
When Two Species Mix
We often think of categories as fixed, with a species being a species no matter what. The thing is, life doesn’t have to follow our rules.
SciShow
How Our Brains Learn Consciousness
Neuroscience is abound with debates over the nature of consciousness. Which makes sense, because it’s a very abstract idea. We know we are conscious, but theories of why, how and what brain activity causes it are still simply that:...
TED Talks
Omar Ahmad: Political change with pen and paper
Want your local politician to pay attention to an issue you care about? Send a monthly handwritten letter, says former mayor Omar Ahmad -- it's more effective than email, phone, or even writing a check. He shares four steps to writing a...
SciShow
Did Dinosaurs Really Have Feathers?
At least one entire class of dinosaurs seems to have had feathers, including velociraptors, and probably T. rex. Find out how we know, and how we even know what color some of them were!
SciShow
The Cosmic Lasers That Form in Outer Space
Lasers are incredible narrow beams of light we can use to do everything from cutting metal to operating on people's eyeballs. But even though we came up with the idea on our own, humans didn’t actually make the first lasers.
TED Talks
TED: How NFTs are building the internet of the future | Kayvon Tehranian
In this revelatory talk, technologist Kayvon Tehranian explores why NFTs -- digital assets that represent a certificate of ownership on the internet -- are a technological breakthrough. Learn how NFTs are putting power and economic...
SciShow
Why These Rovers Will Never Go To Mars
It’s nice to think that every rover we land on Mars is totally unique, but isn’t it even nicer to know that they’ve got a twin or even a triplet here on Earth making sure they’re up for the job ahead?
TED-Ed
TED-Ed: Why is it so hard to cure the common cold? | TED-Ed
On average, adults catch more than 150 colds throughout their lives. Even with similar symptoms, the cause could be different each time. Common colds are caused by at least 8 different families of virus, each of which can have its own...
Crash Course
Europe in the Global Age: Crash Course European History
In which John looks at what it even means to live in a global age, as we've been talking about Europe's role in the gobal community for 47 episodes now. But, pedantry aside, the world is more connected than ever, and that has had effects...
Crash Course
Life Begins: Crash Course Big History
In which Hank and John Green teach you about life on Earth. They won't be giving advice on how life should be lived, because this is a history series. Instead, they'll teach you about the earliest forms of life on Earth, and some of the...
SciShow
The Sex Lives of Early Humans
Hank talks about ancient sexy times, and how we know that early humans were getting it on with all kinds of folks.
SciShow
This Animal Has a Retractable Anus
Most animals keep their poop chutes on the opposite side of their body from where they eat. But that doesn’t mean it’s always the case, and bryozoans are great examples of how creative you can get with where you put your anus.