Instructional Video10:29
PBS

How Volcanoes Froze the Earth (Twice)

12th - Higher Ed
Over 600 million years ago, sheets of ice coated our planet on both land and sea. How did this happen? And most importantly for us, why did the planet eventually thaw again? The evidence for Snowball Earth is written on every continent...
Instructional Video11:09
PBS

When a Billion Years Disappeared

12th - Higher Ed
In some places, the rocks below the Great Unconformity are about 1.2 billion years older than those above it. This missing chapter in Earth’s history might be linked to a fracturing supercontinent, out-of-control glaciers, and maybe the...
Instructional Video3:22
SciShow

Why Are Saturn’s Rings Younger Than Saturn?

12th - Higher Ed
Saturn's rings are younger than Saturn, and the most spectacular sight in the Solar System is also disappearing. How do we know? By running our finger through some cosmic dust.
Instructional Video2:56
SciShow

Why Are Craters Always Round?

12th - Higher Ed
If you take a look at all the impact craters in our solar system, the vast majority are nice, neat circles. But why? Meteorites and asteroids strike planets and moons at all sorts of angles. Where are all the elliptical craters?
Instructional Video5:19
SciShow

Do Polar Bears Have Fiber Optic Fur?

12th - Higher Ed
Humans may use fiber optic technology to make everything from novelty desk toys to high speed internet cables, but Nature has its own ideas. For decades, scientists have debated to what extent polar bears may use the optical properties...
Instructional Video2:36
MinuteEarth

Why Continents Are High

12th - Higher Ed
Lots of geological forces need to come together for continents to form, but they all require one ingredient: water.
Instructional Video3:56
SciShow

This Diagram of Earth Is a Lie

12th - Higher Ed
When you learned about the Earth’s interior in school, you were probably shown a diagram that looked like a perfect layer cake. But we've known for a long time that that diagram is... inaccurate at best, and leaves out information that...
Instructional Video6:07
SciShow

The Quietest, Oldest, and Magnetic-iest Science of 2018

12th - Higher Ed
2018 was full of exciting discoveries and incredible advancements in the field of science. So today, we are taking a look back at 2018 to highlight three more great science news stories!
Instructional Video2:43
SciShow

The Tiny Reasons This Island Is Shrinking

12th - Higher Ed
Hoboro Island off the coast of Japan may soon be an island of the past, and it’s primarily due to one unsuspecting isopod.
Instructional Video3:05
SciShow

The Secrets of Life’s Toughest Material

12th - Higher Ed
One of the toughest materials known to science is made not by humans, but by nature... and it's inside of oysters.
Instructional Video5:38
SciShow

Is the Mystery of Earth's 1.2 Billion Missing Years Solved? | SciShow News

12th - Higher Ed
For the last hundred and fifty years or so, geologists have been trying to wrap their heads around the mystery: in some places, the geologic record just seems to jump by over billion years. And last week, a paper was published that may...
Instructional Video5:10
SciShow

How Washington Became a Ship Graveyard: A SciShow Field Trip #3

12th - Higher Ed
Olympic National Park is temporarily closed as Washington, the US, and the world work to mitigate the spread of the COVID-19 virus. We filmed this series in early January and are currently at home practicing social distancing. We hope...
Instructional Video3:14
SciShow

Cloudy With A Chance Of Aliens: How We Look for Extraterrestrial Life

12th - Higher Ed
What do astronomers look for when they study exoplanets for signs of alien life? Hank explains how space telescopes are already yielding tantalizing clues of what other worlds might hold -- including water! -- and how the next generation...
Instructional Video2:08
SciShow

What Makes Your Ears Ring?

12th - Higher Ed
What's happening inside our ears when we can hear that ringing? What's happening inside our brains? Sit back, clean the wax out of your ears, and let Michael Aranda explain! ----------
Instructional Video9:47
SciShow

Why These 5 Rocks Actually Glow

12th - Higher Ed
If you're lucky enough to find a glowing rock, it likely doesn't mean you're the chosen one. In fact, it could have to do with one of these five phenomena! Learn about the quantum mechanics of glowing rocks in this new SciShow Episode...
Instructional Video9:12
SciShow

If the Asteroid Hit 10 Minutes Later...

12th - Higher Ed
If the 10 kilometer wide asteroid that hit the Earth 66 million years ago hit just a few minutes later, would the outcome of the living creatures here have been different?
Instructional Video3:03
SciShow

The Mollusk Hiding Rare Minerals in its Teeth

12th - Higher Ed
Chitons are constantly scraping their teeth on rocks to eat the algae off of them, but that means their teeth need to be pretty tough. And it turns out one species's teeth are the hardest, stiffest biominerals in any living thing we've...
Instructional Video2:59
SciShow

Top 5 Coolest Things about Curiosity

12th - Higher Ed
In which Hank celebrates the landing of the Mars Curiosity Rover, which, if you were following SciShow on Twitter, you know was pretty freaking cool. So here are the Top Five Coolest Things about the Mars Curiosity Rover!
Instructional Video5:49
SciShow

The Tallest, Smallest, and Oldest Science of 2019

12th - Higher Ed
Scientific discovery often dabbles in the extreme, challenging and exceeding what we think of as "possible." And this year's discoveries were no different! We present to you three scientific discoveries made this year that set out to...
Instructional Video4:20
SciShow

The Mystery of the Cleveland-Lloyd Dinosaur Death Trap

12th - Higher Ed
Paleontologists think they've solved part of the mystery of the Cleveland-Lloyd Dinosaur Quarry, a dense bed of Jurassic dinosaur fossils. Also, electron microscope images reveal new, mucus-drenched info about the tubelip wrasse.
Instructional Video3:25
SciShow

Great Minds: James Hutton, Founder of Geology

12th - Higher Ed
Rocks are more than just rocks, they're the key to Earth's history!
Instructional Video9:11
SciShow

4 Billion Years in Under 10 Minutes

12th - Higher Ed
Have you ever wondered how our earth was created? Here is a brief history about the Earth.
Instructional Video10:24
SciShow

The Secrets of Ancient Earthquakes Revealed by Science

12th - Higher Ed
Did you know that nature contains clues that can uncover ancient earthquakes that occurred decades, or even centuries ago? Join us for a fascinating look into the world of ancient earthquakes, and see how yesterday's quakes compare to...
Instructional Video5:02
SciShow

North American Inhabitants 30,000 Years Ago

12th - Higher Ed
Two new studies challenge what we thought we knew about the first humans in the Americas. Could people have been on these continents 10 to 15 thousand years earlier than archaeologists previously thought? Join Stefan Chin and learn more...