Every state but Hawaii, California and Florida is likely to get a taste of wind chills of 20 degrees or colder.

Special needs hockey team holds first Polar Seltzer Plunge fundraiser at 11 a.m. Sunday at Craigville Beach in Centerville.

A lighthearted petition to buy the state of California for Denmark prompted more than 200,000 signatures by Wednesday in response to President Donald Trump’s talk about taking control of Greenland.

Denver7 Stacey Donaldson has the latest on the extremely cold arctic air affecting us tonight, then another system heading our way in a few days. 2/12/25 ...

A new study published in Communications Earth & Environment gives possible insight into the underprediction of sea ice ...

Travel like a local: Residents share their favorite places in our top city guides: New Orleans, Rome, Tokyo and Mexico City.

Much of the U.S. won't be spared from several winter storms sweeping the country on Wednesday, bringing snow, ice and even ...

New research at NAU looks at faster warming in the Arctic, and highlights concern about risks to the U.S. of a political ...

Georgia Rep. Earl "Buddy" Carter introduced a bill to rename Greenland as President Donald Trump continues his efforts to purchase the island.

Bryan K. Lee, 23, of Rancho Cordova, Calif., “was reported unaccounted for” on Feb. 4, according to the Coast Guard ...

Adventurous souls who don't mind a little cold water must visit the incredible beaches and surfing areas around these gorgeous islands above the Arctic Circle.

Two snow and ice storms threatened to roll across the Midwest and East this week. And a third storm could be lurking for next weekend.