Algae skate through Arctic sea ice, thriving in subzero cold and revealing new secrets about survival in extreme polar ...

As I walked out onto the frozen Arctic water off Utqiagvik, Alaska, for the first time, I was mesmerized by the icescape.

Scientists used ice cores and underwater drones during an expedition to understand how life survived in the extreme ...

Sea ice floating atop the Arctic Ocean reached its minimum extent for 2025 on Sept. 10, covering 4.602 million square ...

Moonshot proposals to save the poles are gaining popularity as the planet heats up. But none of the most high-profile ideas ...

White spruce trees dot the tundra in the Brooks Range. These trees are better able to survive harsh conditions due to heavy winter snowfall, a result of Arctic sea ice loss. (Photo courtesy Colin ...

The loss of Arctic sea ice has long been a graphic measure of human-caused climate change, with images of suffering polar bears illustrating a worsening planetary crisis. Now, new research has found ...

The Polarstern recently ended a two-month expedition in the central Arctic in Longyearbyen, Svalbard. The international and ...

A recent study presents an alternate take on when the Arctic could see individual instances of ice-free days, with models pinpointing a quicker timeline than previously thought--as early as this decad ...

The Western Arctic Caribou Herd, once the biggest in Alaska, is faltering, having fallen from a high of 490,000 animals in 2003 to only 152,000 as of 2023. But to the east, the Porcupine Caribou Herd ...