Clouds are reflecting less sunlight, trapping heat, and rapidly accelerating global warming beyond predictions.

The atmosphere is like an invisible cloak enveloping our planet, a silent guardian that shapes our daily experiences in ways ...

A NASA spacecraft will make its second close brush with the sun. The Parker Solar Probe made its record-breaking first pass ...

Dozens of companies and academic groups are pitching the same theory: that sinking rocks, nutrients, crop waste or seaweed in ...

Unseen mountains, valleys, lakes, and rivers lie under Antarctica’s mile-thick ice sheet. Changes to those hidden rivers could have dramatic global consequences.