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

There are more ways than we knew for the stratospheric polar vortex to get disrupted, shooting cold air southwards across ...

The Polar Vortex,an atmospheric phenomenon that shapes our winter weather,has been gaining attention as it undergoes changes ...

Cold air breezes over North America as a result of two new patterns identified in the stratospheric polar vortex, countering ...

Three factors are combining to increase the likelihood of a weaker polar vortex this winter, the website reports. And a ...

The mechanism involves atmospheric waves that bounce between the upper atmosphere and ground level, amplifying weather ...

Even in a warming climate, brutal cold snaps still hammer parts of the U.S., and a new study uncovers why. High above the ...

Stratospheric polar vortex changes still trigger brutal U.S. winter cold snaps and extreme weather despite a warming climate.

One new study identifies a 17 percent increase in the destructive potential of the strongest nor’easters, while another ...

Despite a warming climate, bone-chilling winter cold can grip parts of the U.S.—and this study explains why. Researchers found that two specific patterns in the polar vortex, a swirling mass of cold ...

An international research group has found that extreme cold snaps in the United States are driven by disruptions in a high-altitude Arctic air mass called the polar vortex, Hebrew University of ...

Despite a warming climate, bone-chilling winter cold can grip parts of the U.S. -- and this study explains why. Researchers ...