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

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 ...

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 ...

A strong cold front or a polar vortex could plummet temperatures in Texas as an arctic blast makes it way through the country bringing snow, ice to some areas.

A weaker and more unstable polar vortex, on the other hand, weakens the jet stream, which allows cold air to escape from the Arctic region and descend upon the U.S. and Canada.

Two newly identified patterns in the stratospheric polar vortex can send cold air over North America to cause extreme cold snaps, but the parts of the country that suffer differ between them. Those ...

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 ...

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 ...