A major winter storm is expected to sweep across Oklahoma this weekend, bringing a mix of snow, sleet and ice.

The North Pole is surrounded by a massive circular upper-air weather phenomenon in the Arctic called the polar vortex. It is ...

Beneath Antarctica's Ross Ice Shelf lies one of the least measured oceans on Earth—a vast, dark cavity roughly twice the volume of the North Sea.

Denmark defended its authority over Greenland on Sunday after President Trump and the wife of a Trump adviser renewed calls for the U.S. to annex the territory. On Saturday, Katie Miller, wife of ...

The U.S. Coast Guard is updating its fleet, adding up to six Arctic Security Cutter (ASC) icebreaker ships as part of joint security efforts between the United States and Finland. USCG made the ...

Norway is considering a land based strike capability with a reach of 500 kilometers, aimed squarely at reshaping deterrence in the Arctic. This move quietly puts Russian military infrastructure on the ...

The world’s polar bear population is projected to decline by two-thirds by 2050. A new study from the University of East Anglia suggests that polar bears are undergoing rapid genetic changes, and ...

Chinese research submarines for the first time traveled thousands of feet beneath the Arctic ice this summer, a technical feat with chilling military and commercial implications for America and its ...

USCG Cutter Healy, shown here operating in the Gulf of Alaska, is one of three operational Arctic-capable icebreakers. (Janes/Michael Fabey) The US Coast Guard (USCG) awarded two contracts on 26 ...

An Arctic blast is forecast to usher in multiple waves of dangerous cold to the Midwest and Northeast next week, forecasters warn. "A pair of potent cold fronts will plunge into the northern tier of ...