Add Yahoo as a preferred source to see more of our stories on Google. Another severe-cold outbreak has pushed onto the Prairies, courtesy of the polar vortex. Part of the polar vortex has branched off ...

The polar vortex is in its final month as the condition that kills it is now occurring. The polar vortex is a swirling vortex most often centered over the top of the globe and hovers over the north ...

LOWELL, Mass. — Americans expecting the worst winter weather to slam the East Coast might need to look northwest instead. A major study spanning four decades reveals that severe winter storms are ...