Every state but Hawaii, California and Florida is likely to get a taste of wind chills of 20 degrees or colder.

(THE CONVERSATION) Long before the current political divide over climate change, and even before the U.S. Civil War (1861-1865), an American scientist named Eunice Foote documented the underlying ...

Throughout Earth's history, ice caps have been very rare, but a model of the past 420 million years suggests an explanation ...

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

How did Earth transform from a hostile, acidic ocean world to one that nurtured life? Scientists at Yale and in Singapore ...

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