SciShow
Relative Humidity Isn't What You Think It Is
Have you ever wondered why 75% humidity in the summer feels sticky, but 75% humidity in the winter feels super dry? Turns out, the common definition of humidity is inconvenient and confusing. But there is a better way!
TED-Ed
TED-Ed: Can you solve the multiplying rabbits riddle? - Alex Gendler
After years of experiments, you’ve finally created the pets of the future – nano-rabbits! They’re tiny, they’re fuzzy ... and they multiply faster than the eye can see. But a rival lab has sabotaged you, threatening the survival of your...
TED Talks
TED: The case for a decentralized internet | Tamas Kocsis
Who controls the internet? Increasingly, the answer is large corporations and governments -- a trend that's threatening digital privacy and access to information online, says web developer Tamas Kocsis. In this informative talk, Kocsis...
SciShow
Hydras Are What They Eat
You may have to open your mouth pretty wide to take a bite of a burger, but a Hydra can tear open its mouth to devour food larger than itself.
SciShow
Why Do I Get Dark Circles Under My Eyes?
Look alive, you! Today we’re diving into the science behind dark circles under your eyes, and all the things that might cause them – tiredness included.
TED-Ed
TED-Ed: What is fat? - George Zaidan
As the narrative goes, fat is bad. Well, it's actually more nuanced than that. The type of fat you eat is more impactful on your health than the quantity. George Zaidan examines triglycerides, the varied molecules that make up fat, and...
SciShow
Hydrogen: The Savior of the Shipping Industry
Huge container ships relying on fossil fuels transport all kinds of goods across the ocean, creating a huge climate change impact. But there's a better way to power this transport using, of all things, water.
SciShow
6 Remarkable Ways Animals Catch Their Food
Claws and teeth are one way to catch a meal, but here are six animals that have evolved some pretty unique hunting techniques. Chapters FROGFISH 0:51 BOLAS SPIDERS 2:16 3 HUMPBACK WHALES 4:22 PISTOL SHRIMP 5:19 8:14 HUMANS 8:39
SciShow
Space Elevators
Hank talks about space elevators, and why we shouldn't expect to see one any time soon.
SciShow
Three New Exoplanets Close to Home
TESS found 3 new exoplanets around a strangely calm m-dwarf star, and it's possible they could be habitable!
Crash Course
Statics: Crash Course Physics
The Physics we're talking about today has saved your life! Whenever you walk across a bridge or lean on a building, Statics are at work. Statics is the study of objects when they're NOT accelerating. In this episode of Crash Course...
Be Smart
The Superb Owl!
As we get ready to watch that big football game that my lawyers tell me I'm not allowed to say the name of, let's celebrate a champion of the bird world: Stealthy and silent owls! Learn how owls fly so silently, how they see in the dark,...
SciShow
Do Fidget Spinners Really Help You Focus?
Earlier this year, fidget spinners claimed their place as the hot new fad of 2017. Some people, however, claim that fidget toys could help people manage symptoms of anxiety and ADHD.
SciShow
The Strange, Frictionless World of Superfluids
Imagine a cup of tea that doesn't obey the laws of physics, it pours out of the bottom of your cup while crawling up the sides to the top, and you'll have a pretty good picture of the ultracold phenomena of superfluids.
Crash Course
Chi-Square Tests - Crash Course Statistics
Today we're going to talk about Chi-Square Tests - which allow us to measure differences in strictly categorical data like hair color, dog breed, or academic degree. We'll cover the three main Chi-Square tests: goodness of fit test, test...
SciShow Kids
How do Whales, Penguins, and Polar Bears Keep Warm?
Have you ever wondered how animals can live in super cold places all the time? Jessi shows you how some cool animals like whales, polar bears, and penguins, keep warm!
TED-Ed
TED-ED: Can you solve the seven planets riddle? - Edwin F. Meyer
Your interstellar police squad has tracked a group of criminals to a cluster of seven planets. Now you must apprehend them before their reinforcements arrive. Of course, the fugitives won't just stay put _ they'll try to dodge you by...
SciShow Kids
Why Do We Put Salt on Icy Sidewalks? | Winter Science | SciShow Kids
It's snowing and Mister Brown needs to go put some salt on the Fort's front steps. But Squeaks wants to know, why do we put salt on icy sidewalks?
Second Grade Next Generation Science Standards
Disciplinary Core Ideas:
PS1.A:...
TED Talks
Taylor Wilson: My radical plan for small nuclear fission reactors
Taylor Wilson was 14 when he built a nuclear fusion reactor in his parents' garage. Now 19, he returns to the TED stage to present a new take on an old topic: fission. Wilson, who has won backing to create a company to realize his...
TED Talks
TED: These robots come to the rescue after a disaster | Robin Murphy
When disaster strikes, who's first on the scene? More and more, it’s a robot. In her lab, Robin Murphy builds robots that fly, tunnel, swim and crawl through disaster scenes, helping firefighters and rescue workers save more lives safely...
MinutePhysics
How to Count Infinity
"Some infinities are bigger than other infinities" - Hazel Grace Lancaster, in "The Fault in Our Stars," by John Green
SciShow
Can Screens Damage Your Eyes?
You might have heard that exposure to unnatural lights from digital devices can hurt your eyes. But is that true?
Amoeba Sisters
Autotrophs and Heterotrophs
Curious about modes of nutrition? Join the Amoeba Sisters in learning about autotrophs and heterotrophs. Video explains these terms as well as how their carbon source differs. Photoautotrophs, photoheterotrophs, chemoautotrophs, and...
TED Talks
TED: Stuck in the gig economy? Try platform co-ops instead | Trebor Scholz
Co-ops date back almost 200 years, run by groups of people that work together to own and operate a company. What does it look like when this tried-and-true business model merges with the digital economy? Trebor Scholz introduces the...