Behind the historic winter storm that blasted 40 states this weekend, a dome of Arctic air associated with the polar vortex ...

Rising Arctic temperatures and melting sea ice could be causing cold air to flow into the Northern Hemisphere. But not all ...

The U.S. Coast Guard Cutter Polar Star (WAGB 10) began icebreaking operations in the Southern Ocean in support of Operation ...

In subzero winds, hypothermia announces itself in small, easy-to-miss ways. Here’s what one Nat Geo Explorer does to combat it in some of the coldest places on Earth.

The annual polar plunge fundraiser hosted by the Chicago Polar Bear Club scheduled for Friday was canceled in anticipation of ...

Meteorologists warn that a stretched polar vortex could bring severe winter weather to much of the United States. This week, ...

Three members of a family, including a child, were injured by a polar bear in a rare attack in the far north of Siberia, Russian officials said Monday. Local police "received a report of a polar bear ...

Add Yahoo as a preferred source to see more of our stories on Google. The aptly-named Polar Bear Marathon takes runners along the Hudson Bay shoreline, starting from Churchill, Manitoba. Temperatures ...

Hearty souls braved the frigid waters of Marblehead’s Devereux Beach on Thursday for the Freeze for a Future: 2026 Changing Futures Polar Plunge. The event was a benefit for cystic fibrosis and cancer ...

Thousands of brave divers took to the chilly waters of the Pacific near the Cayucos Pier on New Year’s Day to celebrate the 46th annual Carlin Soulé Memorial Polar Bear Dip. Hosted by the Cayucos ...

Participants in this year's polar bear dives will get a little last minute help from Mother Nature. After several days of brutally cold weather, the temperature is expected to ruse to 62 degrees by ...