Scientists found that sea ice cracks, pollution, and cloud formation interact to amplify Arctic warming faster than expected.

A picture of what West Antarctica looked like when its ice sheet melted in the past can offer insight into the continent’s ...

In July 1970, a man was shot and killed on Fletcher’s Ice Island, a drifting iceberg in the Arctic Ocean. The shooter ...

The last decade has been the hottest decade in human history.  Driven by drought and extreme winds, a massive fire burned its ...

The U.S. Coast Guard is updating its fleet, adding up to six Arctic Security Cutter (ASC) icebreaker ships as part of joint ...

National-security officials say Chinese submarines and icebreakers pose a new military threat from the High North.

US military officials are growing increasingly concerned about China's expeditions in the Arctic after the country conducted ...

More than 25 million cubic yards of rock and ice broke loose and plunged into Greenland's Dickson Fjord, creating a ...

Antarctica holds so much frozen water that if it vanished overnight, the shape of the planet’s coasts, climate and oceans ...

Senior Scientist, National Snow and Ice Data Center (NSIDC), Cooperative Institute for Research in Environmental Sciences (CIRES), University of Colorado Boulder Matthew L. Druckenmiller receives ...

Hundreds of Arctic rivers and streams are turning bright red-orange, not from chemical pollution, but from naturally occurring iron spilling from long-frozen ground as temperatures warm. The "rusting ...

These 15 places represent the fragile edges of our world—from ice sheets the size of continents to underwater mountains—where ...