Different weather forces in the Arctic are combining to push the chilly air that usually stays near the North Pole not just into the United States, but also Europe.

As the polar vortex stretches its icy grip, America braces for a winter like no other. Discover the forces behind this ...

I also want to thank my furnace and HVAC guy too, as we flirt with another polar vortex the first half of next week — nearly as cold as it was in mid-January. Temperatures may stay below zero from ...

After a winter storm this weekend, the polar vortex will return, bringing subzero temperatures to around 80 million people ...

The polar vortex hasn’t just been discovered; it has been around for as long as Earth has had an atmosphere. It’s a cold, swirling whirlpool of low pressure surrounding both o ...

The U.S. is set to feel the impacts of an Arctic polar vortex next week, meteorologists have warned, with sub-zero ...