The polar vortex is a “constant feature” that begins to develop sometime in September and persists through sometime in spring ...

The polar vortex could bring a cold blast to millions across America in the second half of March, AccuWeather said in a media ...

Britain will feel the bite of winter’s return for another 10 days as shifting Arctic winds put the nation in the path of a ...

The polar vortex could be reversing in a sudden stratospheric warming event, with the potential to send Arctic air and storms ...

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

Winter weather lingers as a major shift in the weather pattern could have millions across the United States once again ...

Winter isn't over just yet. A major shift in the weather pattern could have millions across the United States once again ...

As the National Weather Service explains, the polar vortex is an area of low pressure and cold air that exists over both of ...

It is a normal pattern that is stronger in the winter and keeps some of the coldest weather bottled up near the North Pole. But at times some of the vortex can break off or move south, bringing ...

A polar vortex collapse is expected over the next two weeks, potentially bringing cold air and snow to North America, according to The Guardian. It could be the final vortex collapse of the season.

The north pole of Mars is slowly sinking under the weight of an ice cap that only formed within the past few million years. And, in the process, it's telling us something about what the planet's ...