Thanksgiving is less than a week away which means the fall season is ending. With it comes colder temperatures from an ...

Despite a warming climate, bone-chilling winter cold can grip parts of the U.S. In a study appearing in Science Advances, researchers found that two specific patterns in the polar vortex, a swirling ...

Face it — "polar vortex" is fun to say. It sounds like something that could have killed a red-shirted crewmember on the original "Star Trek" television series. Maybe that's why a weather feature that ...

The polar vortex, a high-altitude ring of westerly winds that usually keeps Arctic air locked near the pole, is showing signs of unusual weakening. If that circulation falters or collapses, the result ...

The polar vortex is currently split into two pieces. Its strongest piece is now centered over Russia. If the polar vortex, on average, resides on the other side of the globe this winter, the Great ...