SciShow
Our Galaxy Could Be Full of Exoplanets with Oceans | SciShow News
Earlier this spring NASA announced a new research model that predicts that ocean worlds are far from rare, and our galaxy might be full of them. And a new study examines evidence that Pluto may have had an underground ocean all along!
SciShow
Will You be Iron Man?
We have the technology! We can rebuild...ourselves! Human interface technologies like Google Glass, robotic prosthetics, and bionic eyes have the potential to help people recover lost abilities, but also to grant us new abilities. Will...
SciShow
SciShow QuizShow: Bad Blood and Weird Bugs
SciShow’s Executive producer Hank Green faces off against SciShow senior editor Alyssa Lerner in this Quiz Show about weird experiments and strange animal parts.
Be Smart
Why Do We Itch?
It's one of the most annoying sensations our bodies can feel, but does anything feel better than when you scratch an itch? Ok, maybe *some* things. But itching and scratching are up there. How does this weird sensation work? And what is...
SciShow
6 Non-Mammal "Milk" Producers
When you think of milk, you might think of mammals like humans and cows, but there are other species that give food to their young, in their own weird ways. Chapters FLAMINGOS 0:56 SPIDERS 1:55 PSEUDOSCORPIONS 3:23 CAECILIANS 5:13...
SciShow
Could Dinosaurs Have Been Warm-Blooded?
For a long time, scientists have debated whether dinosaurs were warm-blooded or cold-blooded. Turns out, they were probably somewhere in between.
SciShow
Your Head Might Be On Sideways
In your brain the right side controls the left half of your body and vice versa. We still aren't sure why this is, but some scientists have come up with a pretty bizarre explanation: that some ancient vertebrate ancestor was born with...
MinuteEarth
Why Do Some Animals Get Gigantic?
This video explores how various animals throughout evolutionary history have managed to grow to gigantic sizes through unique adaptations and environmental factors. From megabugs benefiting from a spike in atmospheric oxygen levels to...
MinuteEarth
Why Is Poop Brown And Pee Yellow?
The pigments in our food all get destroyed on their way through our digestive system...so where do the colors of our poop and pee come from? ________________________ FYI: We try to leave jargon out of our videos, but if you want to learn...
SciShow
The Little Lobster That Reveals Climate
Pelagic red crabs are actually lobsters - and that’s not even the weirdest thing about them! They sometimes wash up on shore in droves, signaling large scale climate events like El Niños and serving as a warning to marine biologists of...
SciShow
There's a Single-Celled Dog
Is it possible for there to be a dog that is made of one very determined cell?
SciShow
The Speedy Cold-Hearted Tuna
Most fish are pretty sluggish in the cold. But the Pacific bluefin tuna is one of the fastest apex predators in the frigid Pacific ocean. Their physiology has adapted to help them retain more of the heat their bodies produce, except when...
TED Talks
TED: The breakthrough science of mRNA medicine | Melissa J. Moore
The secret behind medicine that uses messenger RNA (or mRNA) is that it "teaches" our bodies how to fight diseases on our own, leading to groundbreaking treatments for COVID-19 and, potentially one day, cancer, the flu and other ailments...
SciShow
Springs, Bows, and Gears: Amazing Animal Jumpers
We're pretty good at moving around in the world, but there are some animals that have efficient mechanisms that allow them to leap and bound wherever they go. Gears, bows, and springs allow these animals to be amazing jumpers.
SciShow
Chemistry & Corpses: The Science of Bog Bodies
SciShow explains the chemistry, archaeology and history of bog bodies -- naturally mummified corpses (and other fun things!) that have been discovered in Europe's peat bogs.
SciShow
Why Do We Get Colds When It's Cold?
The temperature drops and you're more likely to get a cold: Is this correlation or causation?
SciShow
Sleep: Why We Need It and What Happens Without It
What happens when you don't sleep? And why do we need to do it anyways? Hank explains the science of sleep: the cause, the benefits, and who holds the record for going without it!
TED Talks
TED: What intelligent machines can learn from a school of fish | Radhika Nagpal
Science fiction visions of the future show us AI built to replicate our way of thinking -- but what if we modeled it instead on the other kinds of intelligence found in nature? Robotics engineer Radhika Nagpal studies the collective...
TED-Ed
TED-ED: How does your body know what time it is? - Marco A. Sotomayor
Being able to sense time helps us do everything from waking and sleeping to knowing precisely when to catch a ball that's hurtling towards us. And we owe all these abilities to an interconnected system of timekeepers in our brains. But...
SciShow
Why Do Dogs Pant?
You’ve seen dogs pant, but do you know why they do it? And is it true that dogs can’t sweat? Quick Questions has the answers!
SciShow
Are the Meat Sweats a Real Thing?
Some people might bemoan the inevitable onset of the meat sweats after a particularly meaty meal, but this phenomenon may not be as inevitable—or real—as we're led to believe.
SciShow
Weird Names Around the Solar System
Not all of the objects in the solar system are named after Greek and Roman gods -- some are named after literary figures, movie stars, and don't get us started on what people think Earth is really called.
SciShow
The Messy Path to the First Successful Organ Transplants
Today, the organ transplantation is one of the well-known medical treatment, but the road to the first successful organ transplant was full of challenges, discoveries, and a whole lot of work.
SciShow
Is Your Brain Ready for Mars?
Thanks to science and technology, our dream to go to Mars has almost come true! But are our brains ready for it yet?