A polar vortex dipping down from Siberia is bringing a cold front with frigid temperatures to millions Americans. See maps of ...

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

But during the winter, it is joined by a second atmospheric phenomenon dubbed the polar vortex. This swirl of frigid air, located more than 10 miles above Earth’s surface, strengthens each year ...

It looks like it could get even colder heading into next week. Within the last decade, the phrase 'polar vortex' has become popularized in the weather world. In fact, you may have heard it getting ...

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

Much of the country is in for widespread and dangerously cold temperatures beginning this weekend — and lasting through much of next week — as a lobe of the polar vortex over northern ...

Answers as to why these strange temperatures and weather events are prevalent may be found in the polar vortex. The polar vortex is a large area of low pressure and cold air surrounding both of ...

A recent study explains how warmer temperatures at the top of the planet destabilize the jet stream and allow colder air to ...

The polar vortex will soon elongate over North America with a dangerous cold moving into sections of Canada and the U.S.

This will be due to a polar vortex, an area of strong winds that encircle the Arctic and typically keeps the coldest air locked near the Pole, according to the FOX Forecast Center. This weekend ...