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

A week-long, polar vortex-related Arctic outbreak rivaling any seen so far this winter is slated to bring frigid conditions ...

The big winter weather challenge has now come and gone in the form of last week’s polar vortex. The Eastern railroads got ...

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 ...

We are tracking the return of the polar vortex next week as a wavy jet stream brings a blast of Arctic air to the Great Lakes.

Here's how the polar vortex, and climate change, influence extremely cold winter weather in the US. Intense snowy wintry weather in the US has been fuelled by activity of the polar vortex ...