9:09
Yellowstone: When will it explode? Anatomy of a Supervolcano
polýMATHY
10:42
Latin & Greek of the Geologic Timescale
10:12
Devils Tower: Extinct Volcano, or Something Else? 🌋
24:05
My First Time Out West: The Badlands Unveils Earth's Ancient History
9:55
Niagara Falls: how much water? — Geology of a Waterfall
6:59
What America looked like 400 million years ago
12:55
Origin of the Great Lakes: a Geology Field Trip
8:06
Ringing Rocks - what makes them ring?
5:39
Schists and their shiny origin
3:33
Is ice a mineral? Definition of a Mineral | Geology
6:48
What is a Metamorphic Rock? with Jackson Crawford
