Science has a funny way of humbling certainty. Most of us carry a mental picture of how Earth works that was assembled in school, reinforced by documentaries, and rarely questioned afterward. The ...

Discover 25 mind-blowing facts about the continents and plates beneath your feet! Explore Earth's restless geology, from moving landmasses to deep ocean tr ...

Add Yahoo as a preferred source to see more of our stories on Google. Every year as winter turns into spring, I'm awed by all the changes in the natural world: the grass becoming greener, the trees ...

Earth, our home planet, is a world unlike any other. The third planet from the sun, Earth is the only place in the known ...

We have lots of recent evidence to suggest Earth is weird—really weird. Our planet, for example, mysteriously pulsates every 26 seconds, has a secret hidden layer, is rapidly getting colder (but only ...