If you've ever looked at Mars through a telescope, you probably noticed its two polar ice caps. The northern one is made ...

A stunning satellite image captures Greenland’s snow-covered winter landscape, where glaciers meet the sea. The coastline is ...

In a new study, researchers used remote cameras and data from GPS tracking collars to learn more about this vulnerable period ...

Beginning around 2.5 million years ago, Earth entered an era marked by successive ice ages and interglacial periods, emerging ...

Algae on Greenland’s ice are spreading faster due to climate change. They store nutrients, darken ice, and speed up melting.

Sebastian Copeland’s images of the Arctic may look otherworldly – with their tilting cathedrals of ice, hypnotic light, and ...