The North Pole’s sea ice has reached its lowest level for the winter season as increasing temperatures break records across the continents, according to the National Snow and Ice Data Center (NSIDC), ...

A new Stanford University study has helped solve a mystery about dramatic swings in sea ice extent around Antarctica. Despite rising global and regional temperatures, Antarctic sea ice expanded from ...

Vital Arctic sea ice shrank to basically tie its lowest measured level for the winter, the season when ice grows, as a warming Earth shattered records across the continents. Arctic sea ice levels, ...

Vital Arctic sea ice shrank to tie its lowest measured level for the winter, the season when ice grows, as a warming Earth shattered records across the continents. Subscribe to read this story ad-free ...

Ice plays a vital role in reflecting away planet-warming sunlight. The Arctic is warming much faster than most other parts of the world. By Sachi Kitajima Mulkey Graphics by Harry Stevens Wintertime ...

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 maximum, ...

Scientists have been debating why Antarctic sea ice, which once seemed impervious to climate change, has shrunk dramatically in the past decade. Now research suggests stronger winds have churned up ...

Arctic sea ice has large effects on the global climate. By cooling the planet, Arctic ice impacts ocean circulation, atmospheric patterns, and extreme weather conditions, even outside the Arctic ...

Rising temperatures and rapidly melting sea ice threaten polar bears across the Arctic. But the bears living 800 miles north of the Arctic Circle have stayed surprisingly fat, researchers report ...

After 10 days with only the open ocean and the occasional iceberg at our sides, sailing into the sea ice felt like crossing into a whole new realm. By Raymond Zhong Reporting from the icebreaker Araon ...

When the Chinese cargo freighter Istanbul Bridge set sail for Europe in late September, it took an unusual route. Instead of heading south for the 40-day voyage through the Suez Canal, it tacked north ...