Dr. Amy Butler with the National Oceanic and Atmospheric Administration says the early polar vortex disruption is unusual and ...

A rare atmospheric collision is poised to deliver unprecedented Arctic air across North America in December 2025. On November ...

The polar vortex, a high-altitude ring of westerly winds that usually keeps Arctic air locked near the pole, is showing signs ...

Melting polar ice is unleashing stronger, faster currents, reshaping heat flow, nutrient pathways, and microplastic movement ...

The culprit behind the country’s somewhat wacky weather, or at least part of it, is the (aforementioned) probable sudden stratospheric warming event (SSW) disrupting the stratosphere’s polar vortex ...

It's about to get very, very cold for lots of Americans. A series of blasts of polar vortex air from the north will bring subfreezing temperatures as well as ice and snowstorms to 40 US states, ...

It's no secret that polar bears in the Arctic are suffering as a result of changing conditions due to climate change, but a new study has discovered they are hurting in more ways than previously ...

As climate change diminishes sea ice from coastal communities in the Arctic and the subarctic, researchers expect polar bears to range farther into the towns and camps in that remote part of the world ...

Without “decisive” action to slow climate change and stop sea-ice melting, endangered Arctic polar bears are unlikely to recover, the Fish and Wildlife Service said today. The agency’s final ...

Learn why polar bears have white fur and other cool facts, plus WWF’s efforts to protect them and their Arctic habitat from climate change.

FILE - This March 25, 2009, file photo provided by the U.S. Geological Survey shows a polar bear in the Beaufort Sea region of Alaska. On Dec. 28, 1973, President Richard Nixon signed the Endangered ...