Winter in the CSRA is usually mild overall, but every now and then, we get a taste of true Arctic air. If you’ve ever ...

Studying crowd dynamics could inform strategies that help to prevent dense gatherings from becoming dangerous.

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

But what exactly is it and how does it impact our weather? The polar vortex is like a giant, swirling pool of super-cold air in the upper atmosphere over the North Pole. Imagine it like a children ...

You can make coins move in a swirling motion down into a money vortex and KDKA Meteorologist Ray Petelin shows us how.

How the Polar Vortex Can Bring Arctic Blasts to the U.S. Vast weather patterns can carry blasts of frigid air far from the polar regions—here’s how it works ...

The polar vortex, a swirling mass of cold air located over the polar regions, is responsible for the cold. It's bringing extreme cold as far as the Deep South. Overnight lows will be well below ...

Video footage from Friday shows a rotating inferno surrounded by smoke in the Pacific Palisades fire that has devastated the LA area.

New forecast maps show a swirling vortex of cold conditions heading for Britain in the coming days that will lash the nation ...

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