Scientists warned for decades that the Arctic would lose its summer ice, and now research shows the first ice-free day could happen as early as 2027. That's way earlier than most predictions from just ...

The Arctic Ocean, once locked in a vault of thick, old ice, now is transforming at lightspeed. Temperatures there are increasing at up to four times the rate of the planet overall, melting sea ice ...

Melting Arctic ice is revealing a hidden world of nitrogen-fixing bacteria beneath the surface. These microbes, not the usual cyanobacteria, enrich the ocean with nitrogen, fueling algae growth that ...

(CNN) — Right now, the Arctic is maxing out on sea ice – the cold of winter has built up over months of darkness, and ice has spread as far south as it will all year. It’s the North Pole’s sea ice ...

Populations of bowhead whales were able to hide from hunters under ice, a new study finds, saving them from extinction. But ...

On Sept. 24, 2025, a rumor spread online that Norway's engineers had created a novel invention to help Arctic seals: floating "ice pods" that give the animals somewhere to "rest, raise pups, and ...