If you want to know what the Polar Vortex really should look like, stare at the video just below. The Polar Vortex is a swirling circulation often times positioned near the North Pole. Occasionally ...

(CNN) — High above the North Pole, in a slice of atmosphere rarely noticed and even less understood, a transformation is underway. Over the next 10 days, changes in the stratosphere will upend weather ...

Editor's note: CNN’s Laura Paddison contributed to this report. (CNN) — It’s really, really cold again — as the US shivers through at least the eighth blast of air from the Arctic this winter. Winter, ...

The 26-year-old finalist dishes on making friends with Alyssa after that shocking elimination, the deeper inspiration behind her eye-popping fashions, and her theater kid days. Senior Entertainment ...

(CNN) — It’s really, really cold again — as the US shivers through at least the eighth blast of air from the Arctic this winter. Winter, which is warming faster than any other season for much of the ...