"It's been such a puzzle that there was liquid water on Mars, because Mars is further from the sun, and also, the sun was ...

Earth's climate has changed throughout history for numerous reasons, but modern climate change is driven by human behavior.

A new study finds that the rate of ocean warming has more than quadrupled over the past 40 years — and pinpoints why.

When you do the work you would have to be an absolute nutter to conclude anything other than that the quality of life for future generations is at risk from climate change.