Instructional Video8:03
SciShow Kids

Every Kind of Volcano | SciShow Kids

K - 5th
New ReviewJessi and Sam the Bat learn about every kind of volcano. Some erupt suddenly and some erupt slowly. Some are tall, some aren't big mountains at all, and some stopped erupting a long time ago. But they're all volcanoes!
Instructional Video8:59
PBS

The Huge Extinctions We Are Just Now Discovering

12th - Higher Ed
New ReviewWhat graptolites tell us is a story of incredible changes in the ocean, of periods where the oceans became poisonous and suffocating before eventually clearing up again. They unlock extinctions and recoveries that scientists didn't see....
Instructional Video11:05
PBS

When India Was An Island

12th - Higher Ed
New ReviewWe need to talk about the biggest break-up of all-time: the break-up of the supercontinent Pangea, and how, ultimately, when India smashed back into Asia, it traded one form of evolutionary isolation for another.
Instructional Video12:04
Be Smart

How Scientists Cracked the Secret To Making Diamonds

12th - Higher Ed
New ReviewFor centuries, diamonds were one of the most mysterious materials on Earth. They were beautiful, indestructible, and completely unexplained. Today, we’re exploring how scientists unlocked their secrets, and how one lab recreates the...
Instructional Video6:25
SciShow

This Gorgeous Gemstone Traps Nuclear Waste

12th - Higher Ed
This month's Rocks Box is the perfect combo of beauty and brains. Sodalite is a gorgeous blue mineral that has a superpower - its tiny pores can trap all kinds of molecules, making it the perfect sieve for everything from industrial...
Instructional Video16:17
SciShow

What Would Happen If We Just Kept Digging?

12th - Higher Ed
The deepest hole we've ever been able to dig is just 0.2 percent of the way to the center of the Earth. What would we encounter if we could drill all the way? Correction: We mislabeled these! These are ammonite fossils, not trilobite...
Instructional Video12:01
SciShow

NASA's Most Controversial Rock

12th - Higher Ed
In the mid-1990s, a meteorite with the unmemorable name ALH84001 became the most famous rock in the world. Because one team of scientists proposed that it had the evidence of real, if microscopic, Martians. Hosted by: Reid Reimers (he/him)
Instructional Video6:48
SciShow

The Gems That Solved a Himalayan Mystery

12th - Higher Ed
January babies, rejoice! This month's SciShow Rocks Box video is the story of garnets, and how these fabulous gemstones help us solve geological mysteries, from the Italian Alps to the Himalayas.
Instructional Video8:11
SciShow

Why Volcanologists Hate the Dark

12th - Higher Ed
You might have heard of the ongoing volcanic eruptions near Grindavík, Iceland. You might not have heard that it's hard to monitor a volcano in the dark. We'll talk about why an Icelandic winter is the worst time for monitoring equipment...
Instructional Video5:14
SciShow

How to Move a Mountain

12th - Higher Ed
Almost 50 million years ago, the biggest landslide in Earth's history occurred in Wyoming. An entire mountain slid 45 kilometers at one-third the speed of sound. But how could this happen when the slope was only 2 degrees?
Instructional Video1:53
SciShow

These Rocks Are ALIVE

12th - Higher Ed
This month, our SciShow Rocks Box subscribers are getting a really special treat -- a real, living, pet rock! These critters have been beloved companions for decades, and we're bringing you pet rocks from the original wild vein, meaning...
Instructional Video5:58
SciShow

Why the Hardest Rocks Can Be Easy to Break

12th - Higher Ed
So, rocks are hard. But the scale we use to rank them, the Mohs scale, is only really good at quantifying that for one kind of hardness, and topaz is a perfect stone to talk about to explain that. And you can check it out in our SciShow...
Instructional Video5:19
SciShow

Why Isn't Mount Denali a Volcano?

12th - Higher Ed
Alaska has the most volcanoes out of all the US states, but researchers think they don't have enough. Here's the weird science behind looking for Alaska's volcanoes, and what we've learned about volcanism along the way.
Instructional Video6:06
SciShow

Something's Been Making Weird Pits in the Seafloor

12th - Higher Ed
For years, scientists couldn't solve the mystery of strange pits on the floor of the North Sea. Initially they blamed methane seeps, but it seems like the pits were actually made on porpoise.
Instructional Video5:32
SciShow

The Rock That's Helping Us Find the Origin of Life

12th - Higher Ed
Epidote might just look like a pretty little crystal, but it has a secret. thanks to the high-pressure circumstances where it forms, we can use it to help us uncover the origins of life on our planet, and maybe even find signs of life on...
Instructional Video3:55
SciShow

Inside the Nepal Earthquake

12th - Higher Ed
SciShow News explains the forces at work behind the earthquake in Nepal, introduces you to a new species of dinosaur, and reveals a discovery in Antarctica.
Instructional Video4:02
Be Smart

How Was the Grand Canyon Formed?

12th - Higher Ed
I was in Arizona recently for Phoenix Comic-Con, and had the amazing pleasure of seeing one of Earth's greatest natural wonders… the Grand Canyon. More than a mile deep, and several miles across, it just defies belief. But I couldn't...
Instructional Video5:07
TED-Ed

TED-Ed: What really killed the dinosaurs? (It wasn’t just the asteroid) | Sean P. S. Gulick

Pre-K - Higher Ed
Sixty-six million years ago, near what’s now the Yucatán Peninsula, a juvenile sauropod feasted on horsetail plants on a riverbank. Earth was a tropical planet. Behemoth and tiny dinosaurs alike soared its skies and roamed its lands...
Instructional Video2:50
SciShow

How Do Volcanoes Make Smoke Rings?

12th - Higher Ed
Occasionally, a volcano coughs up a ring of fog. How does it create that whimsical shape, and how similar is it to the smoke rings humans can make?
Instructional Video3:51
SciShow

Early Earth Microbes May Have Eaten Raw Meteorites

12th - Higher Ed
Is it possible that life on earth began with an out of this world rock buffet?
Instructional Video6:22
SciShow

The Rocky Mountains Are in the Wrong Place

12th - Higher Ed
Mountain ranges usually don't form in the middle of continents. Except for the Rocky Mountains. We'll go into the baffling Laramide Orogeny and a few possible reasons why the Rockies might be in the wrong place.
Instructional Video3:51
SciShow

No One Knows Where These Gems Came From

12th - Higher Ed
Montana sapphires come in a beautiful array of colors found in a few other places in the world. But geologists have no idea where they originated.
Instructional Video9:28
PBS

How 7,000 Years of Epic Floods Changed the World (w/ SciShow!)

12th - Higher Ed
Strange geologic landmarks in the Pacific Northwest are the lingering remains of a mystery that took nearly half a century to solve. These features turned out to be a result one of the most powerful and bizarre episodes in geologic...
Instructional Video10:18
PBS

Where Did Water Come From?

12th - Higher Ed
Mercury, Venus, and Mars are all super low on water – so where did ours come from and why do we have so much of it? We think our water came from a few unlikely sources: meteorites, space dust, and even the sun.