See how sleep helps children try to learn made-up words.
Explore this spectacular, icy cave.
Scientists dig up ancient clams from the ocean 90 miles from the nearest beach.
See how one small town’s survival is threatened by climate change.
Together, all the cars on Earth would leave quite the pile of carbon behind—every day.
Drop yourself into a modern-day swamp, and that's what the ancient Arctic looked like.
Warming ocean water is eating away at Greenland's glaciers from below.
Learn more about our planet’s Hothouse and Icehouse climates.
Understand climate time.