Rising Arctic temperatures and melting sea ice could be causing cold air to flow into the Northern Hemisphere. But not all ...

The sudden blast may have come as a shock to many after a mostly mild start to winter, but that warmth may have partly ...

Global warming is a reality, and we're seeing it not only in the high summer temperatures but also in these weather cycles ...

Tens of millions of people are in the path of a major winter storm. Federal cuts threaten efforts to understand the causes of such weather.

An unusually brutal winter storm is set to pummel more than 160 million Americans from Friday, as a stretched "polar vortex" ...

The frigid temperatures, massive snow and deadly ice storm taking shape east of the Rockies might seem to conflict with life on a rapidly warming planet. But all of these things still happen, even ...

Winter Storm Fern is a stark reminder that the Trump administration's attempted cuts to weather related research impacts the ...

A severe winter storm in January 2026, impacting the U.S. from Texas to New England, highlights the dynamic role of the stratospheric polar vortex. Despite global warming, intense winter storms ...

Meteorologists warn that a stretched polar vortex could bring severe winter weather to much of the United States.

A vast pool of Arctic air is again spilling south, the kind of outbreak that can turn highways into morguish car lots and ...

As the polar vortex descends upon Quebec this weekend, residents are bracing for the coldest weather of the season. With wind chill values plummeting to nearly -35°C, the city of Montreal is ...

About 230 million people will face temperatures of 20 degrees or colder and about 150 million likely will be hit by snow and ...