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

It's a term you hear every couple of winters, when we get stuck in the coldest of cold patterns – polar vortex. But what exactly is it and how does it impact our weather? The polar vortex is ...

Ranked dead last, or perhaps not mentioned at all, would probably be the only state that sits partly within the Arctic Circle ...

A polar vortex dipping down from Siberia is bringing a cold front with frigid temperatures to millions Americans. See maps of ...

According to the National Weather Service, a polar vortex will impact most of the country this weekend, here is what you need ...

With last week's freeze being the second time temperatures dipped below freezing this winter, many are wondering if this ...

Like much of the U.S., Wisconsinites woke up Tuesday morning to bitter cold conditions. Many schools and colleges throughout the Milwaukee area closed as the area braced for the dangerous freezing ...

A mass of air called the polar vortex has escaped the Arctic and plunged southward. Some scientists see the fingerprints of ...

While scientists say that there is not evidence that extreme cold is becoming more frequent or intense, a growing body of research is finding that rising temperatures in the Arctic are weakening ...