Forecasts indicate that the Arctic polar vortex will deliver frigid winds across large portions of the U.S. in the new year.

A powerful polar vortex is set to grip much of the United States next week, as seen on a map, with meteorologists predicting plunging temperatures and widespread disruptions.

AccuWeather forecast that the state's "RealFeel" temperature could be as cold as between 10-20 degrees from January 8-10.

A winter storm spanning 1,500 miles (from Kansas to Virginia) is about to leave behind a menacing trail of snow and ice that ...

Temperatures are forecast to plummet below average for much of the nation, with the most severe cold gripping areas east of ...

The northern lights are one of the most spectacular natural phenomena on our planet and commonly occur within the so-called ...

A light, 4.7-magnitude earthquake struck in Northern California on Wednesday, according to the United States Geological ...