The waters of the north Pacific have had their warmest summer on record, according to BBC analysis of a mysterious marine ...

Water temperatures several degrees above normal span thousands of miles, though they have mostly stopped short of the Pacific ...

A new study finds the world is on track to add nearly two months of dangerously hot days each year by the end of the century.

The world is on track to add nearly two months of dangerous superhot days each year by the end of the century.

By Ruth Kamnitzer Wondering how this summer’s blistering heat or last winter’s bone-chilling cold snap compared with previous ...

But dry weather in summer and fall can change all that because the lack of water causes leaves to brown and fall more quickly ...