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

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 ...

Because of an unstable polar vortex, experts have projected record low levels of Arctic sea ice for the coming winter.

While global temperatures are rising, climate change is paradoxically causing harsher and colder winters in many regions.

Yaks are well adapted to the high-altitude regions of Central Asia, particularly the Himalayan region and the Tibetan Plateau ...

The Polar Vortex in the upper atmosphere has disintegrated after the intense warming of the stratosphere in mid-March.

A 'polar vortex collapse' is set to plunge the United States back into the frigid weather much of the country suffered through in February.

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