Add Yahoo as a preferred source to see more of our stories on Google. Get ready for some much colder weather. Forecasters are calling for a return of the polar vortex in the coming days and weeks.

Every winter, millions of people brace for news about the polar vortex - that vast, spinning mass of frigid Arctic air high ...

Nearly all of New England has seen its share of frigid cold days and record mountain snow so far this November — and looking ahead, we’re about to get hit with another blast of Arctic air from a ...

You’ve almost certainly heard of the polar vortex. But what about "sudden stratospheric warming," a weather term that’s started making the rounds on social media? They’re related to one another, and ...

A team of NASA researchers is developing new types of optical masks that could help enable the many orders of magnitude of ...

New York is being hit by an arctic polar vortex, making temperatures drop hard overnight after a snow storm hit Sunday. Gov. Kathy Hochul declared a state of emergency on Sunday, including Oneida ...

In 2014, the term “polar vortex” burst on the scene across Canada and the U.S. as temperatures plunged. In some places, it was colder than it was on Mars. Well, get ready to hear more about it.