TED Talks
TED: A stellar history of modern astronomy | Emily Levesque
Astronomers once gazed upon the night sky and counted every star in the galaxy by hand. The process has evolved since then, but the thirst for celestial knowledge remains the same. Join astrophysicist Emily Levesque for an anecdote-rich...
MinuteEarth
Why Earthquakes Are So Hard To Predict
Scientists are trying to figure out if they can predict big earthquakes by simulating small quakes in labs and studying big quakes under the ocean. Thanks to the University of Rhode Island for sponsoring this video....
SciShow
The Secrets of Life’s Toughest Material
One of the toughest materials known to science is made not by humans, but by nature... and it's inside of oysters.
SciShow
Do Women Have Adam's Apples?
Quick Questions takes on the matter of the adam's apple -- The fact is, everyone has one! Learn what it really is, what its purpose is, and why they might look different in different people.
PBS
Stegosaurs: Tiny Brains & Thagomizers
If you take it as a given that extinct dinosaurs were all weird and wonderful, then you gotta at least consider that Stegosaurus was one of the weirdest and wonderfulest.
Crash Course
The Earth
Phil starts the planet-by-planet tour of the solar system right here at home, Earth.
Crash Course Kids
A Change of Scenery
The world changes. It really does! But sometimes it changes so slowly that we don't notice it. Other times it changes REALLY FAST!!! In this episode of Crash Course Kids, Sabrina talks about some of the reasons things can change quickly...
SciShow
5 Unsolved Mysteries About Dinosaurs
We can learn a lot from dinosaur fossils, but figuring how they behaved is a real challenge.
TED-Ed
TED-Ed: Jean-Baptiste P. Koehl: Why are earthquakes so hard to predict?
In 132 CE, Zhang Heng presented his latest invention: a large vase he claimed could tell them whenever an earthquake occurred for hundreds of miles. Today, we no longer rely on pots as warning systems, but earthquakes still offer...
Bozeman Science
Stickleback Evolution
Paul Andersen describes microevolution and macroevolution in the stickleback fish of Loberg Lake. He describes how anadramous fish repopulated the lake after poisoning and adapted to the new environment through natural selection. He also...
TED-Ed
TED-ED: The Pangaea Pop-up - Michael Molina
The supercontinent Pangaea, with its connected South America and Africa, broke apart 200 million years ago. But the continents haven't stopped shifting -- the tectonic plates beneath our feet (in Earth's two top layers, the lithosphere...
SciShow Kids
What Causes Earthquakes?
Like it or not, the ground you’re walking on is always on the move! Join Jessi and Squeaks to learn how this movement can sometimes lead to earthquakes!
Bozeman Science
Electric Field Strength
In this video Paul Andersen explains how the electric field strength is directly related to the amount of charge that generates the field.
Bozeman Science
ESS2B - Plate Tectonics and Large-Scale System Interactions
In this video Paul Andersen explains how plate tectonics explains the large-scale system interactions on our planet. Large plates float on the mantle and interact to form the major landforms on the planet. Evidence for plate tectonics...
SciShow Kids
Make Your Own Mountains!
Mountains are some of the biggest things in the world, but today, we're going to teach you how to make some of your own, right on your kitchen table!
SciShow Kids
Where Do Mountains Come From?
Do you like to go hiking like Jessi and Squeaks do? Have you ever wondered how those mountains you're hiking on got there? Check out this episode to learn how mountains form, and how mountains can keep growing!
SciShow
Indonesian Earthquakes
Hank briefs us on the news of earthquakes in Indonesia and helps us understand why these had less impact than earthquakes which hit the area in 2004.
Crash Course
What Are Volcanoes? Crash Course Geography
Today we’re going to take a closer look at these beautiful but dangerous landforms as we explore the different types of volcanoes and trace the patterns of volcanic activity around the world. From the explosive power of a stratovolcano...
Crash Course
The Plate Tectonics Revolution: Crash Course Geography
Today we're going to tell the story of a quiet revolution in the 1960s that shifted our entire understanding of how the Earth works. We currently believe that the Earth's broken outer shell rises from the mantle and folds back in - kind...
SciShow
What Really Killed the Dinosaurs
What wiped out the dinosaurs? Most of us were taught it was a killer asteroid—which is true. But it turns out there was more than one disaster movie playing at the cineplex that was Earth 66 million years ago.
TED-Ed
TED-Ed: How North America got its shape - Peter J. Haproff
North America didn't always have its familiar shape, nor its famed mountains, canyons, and plains: all of that was once contained in an unrecognizable mass, buried deep in Rodinia, a huge supercontinent that lay on the face of the Earth....
Bozeman Science
Geology
In this video Paul Andersen explains how rock is formed and changed on the planet. The video begins with a brief description of rocks, minerals, and the rock cycle. Plate tectonics is used to describe structure near plate boundaries. Hot...
SciShow
Earthquake Science, and the Disaster That Created It
What happened March 27, 1964? Alaska knows very wellÉ Join us to learn more about earthquakes with host Hank Green on this infusion of SciShow.