As a coast-to-coast winter storm slices across the U.S. Sunday and Monday, severe thunderstorms are expected to fire up ...

Up to a foot of snow is expected from Ohio to DC in what could be the biggest such accumulation in over a decade.

Last year gave skywatchers multiple stunning sky shows, including the total solar eclipse, the return of the “devil comet,” ...

A​n arctic cold outbreak is plunging not just through the Midwest and East, but also the Deep South and this chilly pattern ...