Extreme cold and snow smacked the Gulf Coast states this week, but the polar vortex may not be to blame.

A winter storm sweeping through the U.S. South on Tuesday was dumping snow at levels millions of residents haven’t seen ...

A strong polar vortex in the stratosphere has brought subzero temperatures to the Midwest, Mid-Atlantic and deep into the ...

Follow live updates from Donald Trump's presidential inauguration as he is sworn in as the 47th US President to succeed Joe ...

Follow live updates from Donald Trump's presidential inauguration as he is sworn in as the 47th US President to succeed Joe ...

Another blast of winter weather is expected in parts of the U.S. in the coming days, including bone-chilling wind in the ...

A polar vortex is slated to sweep most of the continental US bringing winter storm warnings and a hazardous freeze to ...

Wind chill values are expected to drop below 10 degrees, with some locations seeing wind chills closer to zero. Forecasters ...

NPR's Leila Fadel speaks with Axios senior climate reporter Andrew Freedman about the incoming Arctic blast that's expected to bring dangerously cold temperatures to large parts of the U.S.

The Mollie Kathleen Gold Mine elevator breakdown was “not attributed to current mine practices or equipment malfunctions,” ...