CLEVELAND — High above the Arctic, swirling like a giant icy crown, the polar vortex is a permanent feature of our atmosphere ...

The polar vortex is making a return to the forecast, but the counterintuitive weather feature is nothing to fear.

The term "polar vortex" has been a "rising star" in recent years, according to the National Oceanic and Atmospheric Administration's polar vortex blog. It's such a star, in fact, that a viral image ...

A rare split polar Vortex will plunge millions of Americans into freezing temperatures as it's set to blast powerful cold air across the country around Valentine's Day. Forecasters have warned of snow ...

With the winter on the horizon and the onset of colder temperatures drawing near, U.S. residents may question just how chilly it could become in the states this season. One factor that plays a role in ...

The new year brings a wave of cold temperatures to much of the country, including Connecticut. A polar vortex, which is a large pocket of cold air that swirls in place over the North and South Poles, ...

The Polar Vortex forecast over the next two weeks is showing the weakening that usually leads to a final warming and disappearance of the Polar Vortex until next winter. At the same time, the Polar ...

You may not realize it, but the Doppler effect is everywhere in our lives, from tracking the speed of cars with radar to locating satellites in the sky. It's all about how waves change their frequency ...

Parts of Texas are likely to be hit with unusually cold temperatures as a polar vortex looks set to push frigid winds across the country. Some forecast models have suggested lobes of the polar ...

The new year brings a wave of cold temperatures to much of the country, including Rhode Island. A polar vortex, which is a large pocket of cold air that swirls in place over the North and South Poles, ...