A dangerous and potentially life-threatening stretch of cold weather has much of the U.S. on alert as a lobe of the polar ...

A major cold blast is in store for millions of Americans as a lobe of a polar vortex will bring brutally cold temperatures to ...

Winter isn’t over yet! A polar vortex is bringing subzero winds, frigid temperatures, and possibly snow to the U.S., ...

People living "basically anywhere from the Rockies eastward" will see extremely cold temperatures over the next several days, ...

Florida's manatee population is seeking warmer waters due to a polar vortex, with many gathering near power plants. The species is still recovering from a mass starvation event.

The Florida Panhandle could see a brief period of snow or ice next week, if the right conditions combine. Bottom line: Cold temps coming.

SpaceX has launched a pair of lunar landers for U.S. and Japanese companies looking to jumpstart business up there.

Why herds of manatees are huddling in water near America's power plants - A polar vortex that has hit much of the U.S. in a ...

The National Weather Service (NWS) has issued urgent weather warnings for several counties across the state, with temperatures dropping below freezing and wind chills reaching dangerously low levels.

At least four people have died as the brutal Arctic blast hit much of the central and eastern U.S. Newsweek's live blog is closed.

Enjoy your balmy Monday, South Florida: The polar vortex snarling much of the U.S. in snow and ice is on its way — and it’s planning to chill here for a few days. The National Weather Service ...