Minerals, Crystals, & Gems
Youth Geology
What’s the difference between minerals, crystals, rocks, and gems? In this lesson students will learn what these substances are and how they naturally form.
The Science Of Sinkholes
Youth Geology
Explore the science of sinkholes, how they commonly form, and what human activities can also trigger them.
Canadian Spotted Lake
Youth Geology
This lake in Canada sports a stunning summer look - spots!
Weathering And Erosion
Youth Geology
Sabrina gives us a real-world example of how the Hydrosphere and Geosphere affect each other in the form of Weathering and Erosion.
Huge Volcano Erupts In Iceland
Youth Geology
A huge volcano has erupted on the Reykjanes peninsula of south-west Iceland after weeks of intense earthquake activity.
Animated Maps: Tectonic Plate Movement
Youth Geology
This set of 41 paleo-elevation models (DEM) represents the changing paleogeography of the oceans and continents back to 540 million years ago.
Coastal Geohazards
Youth Geology
Did you know that one geohazard can domino into another, creating a cascade of chaos?
When Will The Continents Collide?
Youth Geology
Dig into the science of plate tectonics to find out when the next supercontinent will emerge— and how it could affect Earth’s environment.
How Can You Grow Rocks From Thin Air?
Youth Geology
Do you know what a stalagmite or a stalactite is?
Inside The World's Largest Crystal 'Cave'
Youth Geology
Discovered in 1999 inside an abandoned mine in Southern Spain, Pulpí Geode is the largest crystal 'cave' of its kind in the world.
Gems, Minerals, Crystals & Rocks–What's the Difference?
Youth Geology
How can you distinguish rock from a mineral? Is that a gem, or is it a crystal? Learn what all these words really mean in this video!
How Saturn Got Its Rings
Youth Geology
There's evidence to suggest Saturn didn't have its rings when the dinosaurs inhabited Earth, so how did they form?