As the Arctic region becomes increasingly contested, the U.S. military faces a new era of challenges in one of the world's most inhospitable environments. Researchers at the Johns Hopkins Applied ...

The bitter cold temperatures that have left a chill over the eastern half of the country aren’t going anywhere, as a major disruption to the polar vortex is coming this month. While the cold is not ...

For new readers, here’s a brief overview. The Polar Vortex is a large scale winter circulation over the Northern Hemisphere. Imagine it as a spinning wall of wind above the polar regions, stretching ...

Polar bears are now adding new foods to their diet, including reindeer, walruses and bird eggs Charlotte Phillipp is a Weekend Writer-Reporter at PEOPLE. She has been working at PEOPLE since 2024, and ...

In the face of sea ice loss, some of the bears on the Norwegian archipelago are gaining weight. By Laura Baisas Published Jan 29, 2026 11:00 AM EST Get the Popular Science daily newsletter💡 ...

When news breaks, you need to understand what actually matters — and what to do about it. At Vox, our mission to help you make sense of the world has never been more vital. But we can’t do it on our ...

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 ...

Severe temperatures are expected to dominate most of the country in the coming days, with single-digit temperatures forecast for parts of the Northeast. Overall, temperatures will begin to warm in the ...

The finding offers a small window of hope for a polar bear population vulnerable to the effects of climate change. A polar bear (Ursus maritimus) walks on pack ice in Svalbard, Norway. The effects ...

Polar bears are the poster children of climate change—and for good reason. These giant bears hunt, mate and spend their days hanging out on Arctic sea ice, which is rapidly disappearing as the climate ...

Seals favored by Svalbard bears are becoming easier to hunt as ice declines, a study found. But researchers say the situation may be temporary. By Eric Niiler The population of polar bears in Norway’s ...

To understand what Americans are experiencing with this winter blast, we need to look more than 20 miles above the surface of Earth, to the stratospheric polar vortex. When you purchase through links ...