The arctic blast has hit Oklahoma, bringing frigid temperatures as well as a snow and ice risk to Oklahoma on Tuesday.

Arctic cyclones may be accelerating sea ice loss by breaking ice into smaller pieces and driving upwelling of warm water. A study links these storms to rapid ice depletion and suggests that tropopause ...

Dangerously cold temperatures were descending into the U.S. as far south as Texas on Tuesday, breaking records in some areas.

It's spring, the sun is shining and something is about to happen with the plankton in the cold waters of the Arctic Ocean.

Thule is less known than other places in classical mythology like Atlantis. But Thule actually existed. The prickly question ...

Newsweek has broken down where U.S. troops are stationed in Europe amid fears that President Donald Trump's administration will withdraw them. Newsweek has contacted the U.S. Department of Defense via ...