Much of the nation east of the Rocky Mountains is hunkered down for what could be the worst winter storm of the season.
Morning Overview on MSN
Polar vortex map reveals which states are about to freeze in Arctic air
A fresh blast of Arctic air is poised to spill across a wide swath of the United States, and the latest polar vortex map ...
The Chosun Ilbo on MSN
Polar vortex behind cold waves and storms
This winter, the Northern Hemisphere has been suffering from extreme cold. In South Korea, an unusually prolonged cold wave ...
Fox Weather on MSN
Polar vortex to fuel dangerous spread of arctic air as coldest temperatures will linger over US for weeks
With over 170 million Americans facing below average temperatures, even colder air may be on the horizon thanks to the displacement of the polar vortex.
Rising Arctic temperatures and melting sea ice could be causing cold air to flow into the Northern Hemisphere. But not all ...
Aircraft wake vortex dynamics encompass the study of the vortical patterns generated by an aircraft during flight, which have significant implications for aviation safety and airport capacity. These ...
Alabama braces for another polar vortex blast bringing well below freezing temperatures. How cold will temperatures get? Here's what to know.
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