The 2017 Thomas Fire, one of the largest fires in state history, was sparked by Southern California Edison power lines that ...

It was a week of fire and ice. Climate change is messing with the jet stream, the air currents that circle the globe.

That means more energy bouncing off and warping or moving the polar vortex ... several celebrities, including Billy Crystal, Mandy Moore and Jhené Aiko, had lost homes. Less than 72 hours ...

However, a deep freeze, thanks to the polar vortex dipping down from Siberia, is about to bring even harsher arctic blast to nearly 300 million Americans starting this weekend. Maps show where and ...

Most of the U.s. enjoyed warmer air to end the workweek, but the warmup will be brief as a polar vortex will send temperatures tumbling below freezing for most of the nation starting this weekend.

But during the winter, it is joined by a second atmospheric phenomenon dubbed the polar vortex. This swirl of frigid air, located more than 10 miles above Earth’s surface, strengthens each year ...

One of the key players in these dramatic shifts is something called the polar vortex. The polar vortex is a massive area of cold air located high in the atmosphere, typically spinning over the ...

However, a deep freeze, thanks to the polar vortex dipping down from Siberia, is about to bring even harsher arctic blast to nearly 300 million Americans starting this weekend. Maps show where and ...

ELMIRA, N.Y.(WETM) – We start the following work week with a polar vortex. This will bring in unseasonably cold air to the region and wind chill temperatures back to the negatives. But what is a polar ...