The polar vortex of ultra-cold air usually spins around ... School closings were widespread, with districts in Indiana, Virginia, Kentucky, Missouri and Kansas canceling or delaying the start ...

That system is expected to push northeastward by Friday with a mix of heavy snow and freezing rain forecast from southeastern Oklahoma and northeastern Texas all the way to the Virginia and North ...

Data from a polar vortex splitting during 2002’s Southern Hemisphere sudden warming event helps expand models to accommodate ...

The deadly cold front was tied to a misshapen Arctic polar vortex. In the winter, this mass of air swirling above the North Pole can push deadly winter weather into southern latitudes. Photograph ...

Houston-based Vortex Cos., which provides trenchless water and sewer infrastructure products, announced last week that it has acquired Williamsburg-based Prism Contractors & Engineers. “The ...

But for a huge swath of more populated land, from Alberta to Quebec in Canada, and the Pacific Northwest to the Northeast in the U.S., a polar vortex-linked series of frigid blasts await.

A pinwheeling section of the polar vortex is clearing customs at the Canadian border, heading for the northern Plains, Midwest, Mid-Atlantic and Northeast U.S. For millions, this may be the ...

A dramatic video captured a man fleeing a charging polar bear in Norway after dropping his gun and hopping onto a snowmobile. The incident reportedly unfolded in Pyramiden – an Arctic town in th ...

A viral video posted by ABC News shows the terrifying moment a man narrowly escaped a charging polar bear in the Arctic wilderness. The footage captures the man sprinting toward a snowmobile with ...