Despite a warming climate, bone-chilling winter cold can grip parts of the U.S. In a study appearing in Science Advances, ...

BISMARCK, North Dakota — More than 95 million people in the United States were facing numbing cold on Tuesday as a polar vortex sent temperatures plunging to record levels, closing schools, bursting ...

There is a sudden warming about to happen high up in the atmosphere. This warming usually affects the Polar Vortex.

The polar vortex has returned to the U.S., and frostbite-inducing temperatures are blasting millions of Americans.

You might have heard the term “polar vortex” thrown around during the winter months, but what does it really mean and how does it affect us here in sunny Central Florida?

As we continue to warm moving into February, it appears latest trends suggest a classic "what goes up, must come down" type of event very soon with the next split of our polar vortex.

The polar vortex can be a powerful source of winter weather, but it's not the only cause of severe cold and snow in regions better known for warmth and sunshine.

Meanwhile, cold is blanketing the majority of the continental U.S. thanks to a polar vortex disruption. The Arctic polar vortex is a band of strong winds above the North Pole that usually locks in ...

The Arctic polar vortex is a band of strong winds above the North Pole that usually locks in extremely cold air, but right now is stretching south, allowing bone-chilling air to flow down.

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

A polar vortex that has hit much of the U.S. with ice and snow has dealt a glancing blow to Florida and its manatee population. The manatees have been forced to seek warmer waters as coastal ...

A polar vortex that has hit much of the U.S. with ice and snow has dealt a glancing blow to Florida and its manatee population. The manatees have been forced to seek warmer waters as coastal ...