When the polar vortex stretches, North America feels the chill. New research reveals some of the stratospheric patterns controlling these cold snaps.

And while the polar vortex did not reach Houston or the state of Texas with this most recent freeze, it did help usher in even colder air to the Great Lakes and Northeast, as well as Canada ...

The Polar Vortex,an atmospheric phenomenon that shapes our winter weather,has been gaining attention as it undergoes changes that could signal a shift in Earth's climate. This high-altitude, rotating ...

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 ...

Strange things are happening in the sky above the Arctic — and they’re freezing the U.S. in unexpected ways. A new study reveals how shifting polar vortex patterns explain why parts of the country ...

Gabriel Romero is the Texas Hill Country reporter for MySA, covering the I-35 corridor growth, the Buc-ee's brand, huge Texas sports news and all the changes coming to the booming region. Gabriel ...

Despite a warming climate, bone-chilling winter cold can grip parts of the U.S.—and this study explains why. Researchers found that two specific patterns in the polar vortex, a swirling mass of cold ...