Crash Course
Crash Course Kids 17.1: Landforms, Hey!
If you look out your window, you'll probably notice a bunch of things; houses, streets, hopefully a tree. But beyond that you'll see things like mountains, rivers, volcanoes - well, hopefully not a volcano. These are landforms and they...
Minute Earth
Minute Earth: How Tall Can Mountains Be?
Find out the geological and physical reasons why really tall conical mountains can not exist on Earth. [1:54]
NPR: National Public Radio
Npr Videos: Skunk Bear: Two Ways to Make a Dune
As communities rebuild their dune systems after Hurricane Sandy, scientists warn that man-made dunes just aren't as sturdy as natural ones. [3:00]
NPR: National Public Radio
Npr Videos: Skunk Bear: The Lava Affair Field Trip!
Two guys in upstate New York make their own lava in a giant cauldron. They use it to demonstrate a volcanic eruption to students and visitors and to create art. [7:54]