Last year was the hottest year on record, oceans boiled and glaciers melted at alarming rates, and it has left scientists ...

Now a new study published Thursday in the journal Science says it has identified the missing part of the puzzle: clouds. To be more specific, the rapid surge in warming was supercharged by a ...

Temperatures have risen far higher over the past two years than scientists expected. A study offers a possible reason why: ...

Constantino Aucca Chutas is leading a group of conservationists on mission to restore forests of the world’s highest-altitude trees.