Even the current level of global warming may already have locked in unstoppable ice melt, with a major new study warning of ...

A physician who studies astronaut health says Summit Station in Greenland is a good stand-in for the harsh conditions of ...

Greenland's relatively isolated indigenous culture finds itself increasingly exposed to the world just as Trump pushes to ...

Long-lost 1960s aerial photos let Copenhagen researchers watch Antarctica’s Wordie Ice Shelf crumble in slow motion. By ...

Picture this: you’re standing in a frozen landscape, breath visible in the crisp air, when suddenly the sky explodes into a ...

A salty surge in the Southern Ocean is melting Antarctic sea ice from below — and causing dramatic changes scientists didn’t ...

A climate tipping point is a critical threshold where a small environmental change can lead to dramatic and often ...

In two recent studies, researchers suggest a weakening ocean current system is to blame for a persistent cold spot in the ...

A patch of the Atlantic Ocean just south of Greenland is cooling while much of the world warms. The origin of this "cold blob ...

The ocean around Antarctica is rapidly getting saltier at the same time as sea ice is retreating at a record pace.

An unprecedented Arctic heat wave caused record high temperatures in Greenland and Iceland, raising major concerns among ...