This dramatic-sounding phenomenon is a naturally occurring component of the Earth’s atmosphere that can play a huge role in ...

A powerful blast of Arctic air is set to hit the United States starting November 26, bringing dangerous cold and snow during ...

The United States is expected to experience a prolonged winter season marked by chilly winds, snow and shivers.

Polar vortexes are as scary as they sound when it comes to your garden. Here's how to handle it and ensure your plants have ...

The phrase "polar vortex" has captured public attention and is now often misused to describe short-term bouts of frigid ...

Early-season stratospheric warming events spark hype around frigid temperatures. Learn the myths and the science about the ...

For folks who long for cold, the weeks after Thanksgiving might just be a tease for some intense Arctic cold that could ...

In 2014, the term “polar vortex” burst on the scene across Canada and the U.S. as temperatures plunged. In some places, it ...

When a polar vortex or harsh winter weather is on its way, don't forget your feathered friends: They get cold and hungry like ...

A significant change in the atmosphere means the weeks after Thanksgiving could be colder and snowier than normal across ...

A polar vortex — a large area of low pressure — is heading south from the Arctic, bringing with it cold weather across many ...