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

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

Despite a warming climate, bone-chilling winter cold can grip parts of the U.S. In a study appearing in Science Advances, researchers found that two specific patterns in the polar vortex, a swirling ...

Utah's Bureau of Land Management released a video on Monday (July 14) which it said showed a fire vortex forming from the Deer Creek wildfire outside of La Sal in the western U.S. state.

KERRVILLE, Texas—Families sifted through waterlogged debris Sunday and stepped inside empty cabins at Camp Mystic, an all-girls summer camp ripped apart by flash floods that washed homes off their ...