You could win a goodie bag packed with Quark Expeditions’ signature yellow expedition parka, a polar bear water bottle, Quark packing cubes and a branded travel adapter ...

"ZooEarthTV brings you incredible animal interactions, amazing wildlife moments, and stunning travel destinations from around ...

How the Polar Vortex Can Bring Arctic Blasts to the U.S. Vast weather patterns can carry blasts of frigid air far from the ...

The ice is melting because of global warming. When humans burn fossil fuels like oil and coal, a bunch of greenhouse gases go ...

However, a deep freeze, thanks to the polar vortex dipping down from Siberia, is about to bring even harsher arctic blast to nearly 300 million Americans starting this weekend. Maps show where and ...

The polar vortex is an enormous ring of powerful winds spinning above the North Pole. It normally circles the Arctic and it typically stays contained by a strong jet stream, but when this ring of ...

Baby, it’s cold outside, and it’s about to get even colder for much of the United States. A polar vortex of brutally cold air that normally circles the Arctic will be spilling southward ...

Up next: another visit from the polar vortex. An Arctic air mass plunges into the Lower 48 next week. This brings the potential for multiple nights with subzero wind chills in the Ohio Valley.

Bundle up Tennessee because it's about to get downright frigid. Tennessee, along with most of the lower 48 states, can expect a blast of cold air thanks to a polar vortex. The term has recently ...

If you thought last week was cold, hold onto your hot lattes and be ready to bundle up as (another) winter storm is forecast to plunge arctic air deep into the Deep South by early next week.