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

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

The mechanism involves atmospheric waves that bounce between the upper atmosphere and ground level, amplifying weather patterns and making them more extreme. Scientists call this “stratospheric wave ...

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

NASA has selected three instruments to travel to the moon, with two planned for integration onto an LTV (Lunar Terrain ...

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

Weather analysts are divided over the polar vortex’s influence on weather and what that means for the rest of this year’s winter.

The polar vortex has taken on an unexpected pattern this winter - one that’s made part of the United States the most unusually cold place on the planet, at least so far this year. While the ...

WASHINGTON (AP) — The polar vortex hit its peak across much of America on Wednesday, with an icy grip that made Arctic Greenland seem like a toasty vacation spot in comparison. Even Mars has ...