The polar vortex's icy grip on much of America has Arctic Greenland seeming like a toasty vacation spot by comparison.
The polar vortex, as explained by the National Weather Service, is a large area of low pressure and cold air that encircles ...
The polar vortex has returned to the U.S., and frostbite-inducing temperatures are blasting millions of Americans.
The National Weather Service has issued extreme cold warnings for millions of Americans from the Canadian border to Texas.
Douglas McIntyre, Editor-in-Chief at Climate Crisis 24/7, reports that the polar vortex is plunging temperatures to record ...
A polar vortex is bringing historic low temperatures to millions across the country as a winter storm slams the Mid-Atlantic ...
The arctic outbreak that has enveloped the central U.S. is hitting its peak Thursday as frigid temperatures continue to ...
BISMARCK, North Dakota — More than 95 million people in the United States were facing numbing cold on Tuesday as a polar ...
Cold air originating from the Arctic Ocean was dislodged earlier this week and spilled south across the United States. As a ...
Harsh weather moved west as a polar vortex was expected to grip the Rockies and the northern Plains after winter storms pummeled the eastern U.S. over the weekend, killing at least 10 people, includin ...