Earth science

Who Gets to Name Continents?

America is named after Amerigo Vespucci, right? Maybe not. And who named Australia? Find out the unusually uncertain origins of the continents and other interesting stuff in this episode.

Geothermal Energy: Earth's Gift to Mankind

Green energy is good for all, and it doesn't get much greener than using the Earth's own heat to warm your home or office. Learn all about geothermal energy in today's new episode.

How Ocean Currents Work

It's easy to overlook the importance of ocean currents - they move along out at sea, while we stay mostly on land. But we are globally affected by them every day. Currents form the base of the food chain, drive weather and keep life as we know it going.

Amazing Footage of Landslides (And Other Mass Movements)

Watch in awe of erosion's amazing power.