Polar warming is shaping the air we breathe, the water we drink, the food we grow, and the stability of our minds and bodies.

Climate change in Earth's polar regions is emerging as an underrecognized driver of global health risks, with consequences ...

As sea ice vanishes, polar ocean currents are stirring faster - reshaping heat, carbon, and nutrient flow across the Arctic and Antarctic.

The polar vortex is one of Earth’s most powerful climate systems and scientists believe it may be collapsing. This could ...

FILE - A male polar bear eats a piece of whale meat as it walks along the shore of Hudson Bay near Churchill, Manitoba, Aug. 23, 2010. With Arctic sea ice shrinking from climate change, many polar ...

These severe cold events occur when the polar jet stream – the familiar jet stream of winter that runs along the boundary between Arctic and more temperate air – dips deeply southward, bringing the ...

A new study finds a link between chemicals and bone loss that could damage males' penises, potentially harming reproduction.

Wisconsin is in store for a warmer weekend, but could see a return of Arctic air around Thanksgiving as models suggest weakening in the polar vortex.

Michigan could see a return of Arctic air around Thanksgiving as models suggest a possible wobble in the polar vortex, which could push frigid air into the northern U.S.

New York could see a return of Arctic air around Thanksgiving as models suggest a possible wobble in the polar vortex, ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. For polar bears, the climate change diet is ...

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 ...