A polar vortex dipping down from Siberia is bringing a cold front with frigid temperatures to millions Americans. See maps of ...
An arctic blast will send temperatures across the United States plummeting as bitterly cold air that originated in Siberia ...
Research has found that rising temperatures in the Arctic are weakening weather systems that normally trap the cold around ...
A strong polar vortex in the stratosphere has brought subzero temperatures to the Midwest, Mid-Atlantic and deep into the ...
It's like "bomb cyclone" or "firenado." It seems like the sort of phenomenon that would be responsible for the ...
An Arctic blast that began in the northern plains on Saturday spread bitter cold from the Rockies through the East Coast and ...
Most of the U.S. will enjoy milder temperatures on Thursday, but the warmup will be brief as a polar vortex will send ...
Anytime we get an Arctic air blast down this far south, this is an artifact of the polar vortex rearing its ugly head,” said ...
Research has found that rising temperatures in the Arctic are weakening weather systems that normally trap the cold around ...
A blast of arctic air from Canada has brought the season's coldest weather to most of the United States. The system, known as a polar vortex, is forecast to bring subzero temperatures to the ...