Violent tornadoes ripped through parts of the U.S., wiping out schools and toppling semitractor-trailers in several states, ...

Scientists said the storm's strength and potential for far-reaching impacts is notable, but its timing isn't unusual.

At least 13 people have died in vehicle crashes and pile-ups during severe dust storms in three states, authorities say as a ...

Violent tornadoes ripped through parts of the U.S., wiping out schools and toppling semitractor-trailers in several states, ...