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

The polar vortex is coming back. After a half-month hiatus, frigid air will again surge across the United States beginning this weekend through next week, as the unusually cold blob of air dips ...

January is shaping up to be the coldest in a decade as the polar vortex dips south across the eastern half of the United States — shocking a nation that has enjoyed an unusually balmy end of the ...

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

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

A polar vortex is a stream of cold air that normally spins around the North Pole, but occasionally it extends down into the United States, Europe or Asia. The phenomenon, which blasts Arctic air ...

The United States has been at the epicenter of the planet’s most unusually cold conditions early in 2025. The polar vortex is to blame.

Chain reaction could unleash cold polar vortex across United States through April Don't put away those coats just yet, weather forecasters tell North Americans. By Brian Lada, Accuweather.com.

The polar vortex is coming back. After a half-month hiatus, frigid air will again surge across the United States beginning this weekend through next week, as the unusually cold blob of air dips ...

A polar vortex is currently hitting the United States, with schools closed in many parts of the country and at least four reported deaths caused by treacherous conditions. Heavy snow falls as a ...

The polar vortex is coming back. After a half-month hiatus, frigid air will again surge across the United States beginning this weekend through next week, as the unusually cold blob of air dips ...