As the U.S. prepares to take on another bout of cold weather, the term "polar vortex" is getting thrown around. But what is ...

A winter storm descending on the US is expected to deliver heavy snow and ice to more than 150 million people across roughly ...

Despite being notorious for bringing brutal cold and dangerous wind chills, the polar vortex has a surprising upside.

Meteorologists warn that a stretched polar vortex could bring severe winter weather to much of the United States ...

The majority of the United States will experience chilling temperatures due to a blast of arctic air from Canada. The Midwest ...

What is the polar vortex? This article explains what a polar vortex is in simple terms, how it influences winter weather in ...

Starting Thursday, dangerously frigid air from Siberia and the North Pole is forecast to plunge the Great Lakes region into ...

A snowstorm and harsh winter weather have impacted at least 177 million people across the US ...

Ben Gelber, a meteorologist for NBC4 in Columbus, Ohio, and a Pocono native, said the polar vortex is a large, circular pool ...

The big winter (and popular) topic is dusted off very early this season as frigid air plunges south next weekend. But what is ...

The polar vortex is a large area of low pressure and cold air surrounding both of the Earth’s poles. It ALWAYS exists near ...