The term ‘polar vortex’ is nothing new, but it has gained a lot of popularity over the last few years – especially with the recent Arctic cold outbreaks. The Polar Vortex is a ...

A highly unusual disruption of the polar vortex is taking shape in the upper atmosphere this November, raising the odds of a more volatile and wintry pattern as the season ramps up. Instead of the ...

High above the North Pole, in a slice of atmosphere rarely noticed and even less understood, a transformation is underway. Over the next 10 days, changes in the stratosphere will upend weather ...

Scientists are still trying to understand the atmospheric disturbances. A significant change in the atmosphere means the weeks after Thanksgiving could be colder and snowier than normal across ...

Bitter cold is expected across much of the U.S. this weekend. But what do headlines mean when they say a "polar vortex cold snap" is on the way? The polar vortex is a regular feature of Earth's polar ...

What is sudden stratospheric warming? Sudden Stratospheric Warming (SSW) events occur during the winter months and can lead to Arctic outbreaks across the US. They have to do with the polar vortex and ...

(NEW YORK) -- A significant change in the atmosphere means the weeks after Thanksgiving could be colder and snowier than normal across portions of the United States. It's all thanks to a disruption in ...