The cool conditions which have allowed ice caps to form on Earth are rare events in the planet's history and require many ...

Extensive evidence, including global temperature and sea ice data, shows Earth's climate is changing due to human activity.

If you're looking to impress your friends with some rare space facts, these gems will serve you well. The Largest Known Star ...

Discover interesting facts about how big earthquakes can get, why earthquakes happen, and why they're so hard to predict.