SciShow
The Great North American Megadrought
In a few decades, scientists predict that a widespread, severe drought will sweep across western North America -- and it'll last for decades.
MinutePhysics
How to Turn Sound Into Light - Sonoluminescence
How to Turn Sound Into Light - Sonoluminescence
SciShow
3 Secrets About Ancient Earth, Hidden in Marine Fossils
Fossils can provide clues to the conditions that ancient species lived in, like what their environments felt like, how deep in the water some species lived, or even how long the Sun was out!
TED-Ed
TED-Ed: Why don't perpetual motion machines ever work? - Netta Schramm
Perpetual motion machines - devices that can do work indefinitely without any external energy source - have captured many inventors' imaginations because they could totally transform our relationship with energy. There's just one...
Crash Course
What are the Patterns of Border Conflicts? Crash Course Geography
Today, we’re going to take a closer look at borders and the stories they tell. When we look at a map, the shapes we’re seeing can seem so permanent, but a map is just a snapshot of the Earth at a particular time, and by looking a...
SciShow Kids
Why Do Dogs Pant?
When people run around on a hot summer day, their sweat can help them cool off! But dogs can't sweat, and they have big, furry coats! So what can they do to stay cool?!
3Blue1Brown
Snell's law proof using springs: Brachistochrone - Part 2 of 2
A clever mechanical proof of Snell's law.
Be Smart
Is Space A Thing?
Since the days of Ancient Greece, philosophers and scientists have been wondering: What is space? Is the absence of things.... a thing? These questions continued to fascinate physicists in the modern era, leading Isaac Newton, Ernst...
TED Talks
Harish Manwani: Profit’s not always the point
You might not expect the chief operating officer of a major global corporation to look too far beyond either the balance sheet or the bottom line. But Harish Manwani, COO of Unilever, makes a passionate argument that doing so to include...
SciShow
Crabs Keep Turning Into Land Animals!
When a species evolves from living in water to living on land it’s called terrestrialization, and it’s not an easy task. Yet crabs keep making the jump from sea to shore. Why? And how do they do it?
SciShow
The Science of Typhoon Haiyan and Neutrino Astronomy
Michael Aranda sits in for Hank to talk about the forces of nature that conspired to form Typhoon Haiyan, the strongest tropical cyclone ever measured. Plus, what's neutrino astronomy? You're about to find out, because it's a thing now,...
SciShow Kids
Why do Planes Leave White Streaks in the Sky?
Have you ever seen an airplane high in the sky leave a long trail behind it? That's called a contrail! It's kind of like a cloud, or your breath on a cold day. Jessi and Squeaks explain the special circumstances that make contrails happen!
PBS
Extraterrestrial Superstorms
Earth has its share of monster storms, but even our most powerful hurricanes are a breeze compared to the great, planet-sized tempests of the gas giants.
SciShow
Estivation: How Mucus Saved My Life
Learn how some animals have adapted to survive in some of the hottest and driest environments in the world, by covering themselves in mucus and calling it good.
SciShow
Can Gargling Salt Water Cure a Sore Throat?
Gargling with warm saltwater for a sore throat is a remedy commonly known and loved by doctors, and there is some evidence to back it up, but it’s not a cure.
SciShow Kids
Our Favorites | Compilation
Jessi and Squeaks are packing up for a long trip, but before saying goodbye, wanted to share some of their favorite videos.
SciShow
The Lakes and Rivers of Ancient Mars
Ancient Mars had a lot of water! This week on SciShow Space News, scientists analyzed the Curiosity rover's data on the rocks in Gale Crater, using it to learn more about what the lakes and rivers on olden-day Mars might have looked like.
TED-Ed
TED-Ed: Can the ocean run out of oxygen? | Kate Slabosky
For most of the year, the Gulf of Mexico is teeming with marine life, from tiny crustaceans to massive whales. But every summer, disaster strikes. Around May, animals begin to flee the area. And soon, creatures that can't swim or can't...
TED-Ed
TED-ED: The microbial jungles all over the place (and you) - Scott Chimileski and Roberto Kolter
As we walk through our daily environments, we're surrounded by exotic creatures that are too small to see with the naked eye. We usually imagine these microscopic organisms, or microbes, as asocial cells that float around by themselves....
SciShow
Airplanes and Other Man-Made Cloud Machines
What do airplanes, power plants, ships, and explosions have in common? They all make clouds!
SciShow
How Do Laxatives Work?
Even though we're all probably very experienced poopers, sometimes we need a little help.
SciShow
This Reaction Could Let Us Live on Mars
There is a chemical reaction discovered a century ago that could be the key to creating everything from fuel to shelter on Mars!
TED Talks
Kotchakorn Voraakhom: How to transform sinking cities into landscapes that fight floods
From London to Tokyo, climate change is causing cities to sink -- and our modern concrete infrastructure is making us even more vulnerable to severe flooding, says landscape architect and TED Fellow Kotchakorn Voraakhom. But what if we...
SciShow
From Thunderstorms to Black Holes: 4 Natural Particle Accelerators
We've been making particle accelerators for more than a century and have accelerated particles to more than 99.9999% the speed of light. But our accelerators are nothing compared to some of the ones we've found in nature!