The system, known as a polar vortex, is forecast to bring subzero temperatures to the Midwest, Mid-Atlantic and deep into the South. And it looks as if we may get more arctic blasts in the coming ...

How is climate change affecting polar regions? Climate change is amplified in the polar regions. The northern and southern reaches of the planet are warming faster than any area on Earth, with the ...

What’s shaping up to be the most expansive polar vortex in over a decade is about to plunge much of North America, including nearly all of Canada, into the coldest temperatures the country has ...

Most of the US will enjoy milder temperatures on Thursday, but the warmup will be brief as a polar vortex will send temperatures tumbling below freezing for most of the nation starting this ...

Editor's Note for Sat. Jan. 18: A polar vortex is set to impact much of the US. Click here for the latest update. A polar vortex is forecasted to blanket most of the continental United States in ...

There's something about polar bears that's always puzzled the people who study them. How do they seem to repel snow? The animals spend their lives in cold climates, sometimes rolling around in ...

Email: [email protected]. Millions of people across the U.S. will experience subzero or below-average temperatures in the coming days as a polar vortex coming from Siberia will usher in a ...

This Arctic blast is thanks to a polar vortex. "We live on this big blue marble called Earth and at the top and the bottom you have spinning air — a vortex — and that air at the top and bottom ...

The bitter weather—tied to an Arctic "polar vortex" blast—is expected to bring nighttime lows as cold as minus 23 degrees Fahrenheit (minus 31 degrees Celsius) over the weekend for some of the ...

The coldest weather of the season to date will be due to a phenomenon called a polar vortex, an upper-level jet stream that typically circulates around both the North and South Poles, but can push ...

According to the NWS, the Arctic polar vortex is a powerful band of west-to-east winds that develops in the stratosphere, about 10 to 30 miles above the North Pole, during the winter season.