A new tornado watch was issued Sunday for parts of West Virginia, Ohio and PA. Millions of Americans across the country are on alert for a severe weather outbreak as violent, long-track tornadoes with ...

Tornadoes are vertical funnels of rapidly spinning air. Their winds may top 250 miles an hour and can clear a pathway a mile wide and 50 miles long. Twisters are born in thunderstorms and are often ...

Tornadoes are one of nature's most powerful and destructive forces. Here's some advice on what a tornado is, how to prepare for one, and what to do if you're caught in a twister's path. Some of ...