Temperatures will plummet as Arctic outbreak brings frigid weather to much of the U.S. Much of the United States will see ...

A polar vortex dipping down from Siberia will bring a cold front with frigid temperatures to nearly 300 million Americans.

Extreme cold could expose residents of several states to conditions like hypothermia and frostbite over the weekend.

As Colorado drops into a deep freeze, Denver Rescue Mission is among the shelters that will be increasing capacity to protect ...

A potent shot of Arctic air starts settling in Monday as a massive dip in the jet stream pulls in frigid air across the ...

Dangerously cold weather will put much of the United States into a deep freeze over the weekend as temperatures are expected ...

Many people may be planning to stay inside this weekend due to brutally cold temperatures, but there are plenty of fun indoor ...

The Mississippi Department of Transportation is preparing its snowplows, just in case. It also is ready with sand and slag — ...

The Arctic is heating up particularly fast as a result of global warming—with serious consequences. The widespread permafrost ...

Permafrost thaw poses multiple risks to local Arctic communities, their livelihoods, infrastructure and environment. A ...

Millions are bracing for subzero wind chills this weekend as the coldest air of the season hits most of the country. The ...