Research has found that rising temperatures in the Arctic are weakening weather systems that normally trap the cold around ...

Unable to view our graphics? Click here to see them. Polar vortex and jet stream are both extending southward into the US The ...

These conditions are all thanks to a familiar sounding occurrence: the polar vortex, a large area of low pressure and cold air that surrounds the Earth's poles. The "vortex" is the ...

The polar vortex will engulf much of North America as we head into next week, with temperatures dipping down into the -20s and -30s in some Canadian provinces. Even states like the Carolinas, Georgia, ...

However, a deep freeze, thanks to the polar vortex dipping down from Siberia, is about to bring even harsher, frigid temperatures to nearly 300 million Americans starting this weekend. The polar ...

Americans were bracing Thursday for frigid temperatures that forecasters said could produce life-threatening conditions, with Donald Trump's inauguration expected to be the coldest in 40 years.

We've already fallen as low as 1° this year. Another dip in the polar vortex makes that possible for Cincinnati again next week. We've already fallen as low as 1° this year. Another dip in the ...

Throwing on your thick socks and cranking the space heater helps, but it doesn't prevent serious damage. By staying ahead of issues like drafts, frozen pipes, and HVAC inefficiencies, you can ...

The polar vortex will send temperatures below freezing for much of the country starting this weekend and stretching into next week, including for two major national events Monday: President-elect ...

Get Wall Street's Hottest Chart Every Morning An Arctic blast is set to hit most of the country this weekend and into next week as the polar vortex pushes frigid temperatures into the U.S. The ...

How cold will it get around the state? Polar vortex:Rain, snow coming to US soon. What will Arctic blast from polar vortex bring Mississippi? "Whenever we know there is going to a be a storm ...