Tornadoes are a relatively rare event. Only a tiny percentage of thunderstorms ever go on to produce a tornado. No two twisters are alike—and some of those storms are truly bizarre. From twin ...

On May 31, 1985, an unprecedented 44 tornadoes ripped across Pennsylvania, Ohio, New York, and Ontario, Canada. The outbreak produced Pennsylvania's first and only F5 tornado, a violent twister that ...

We haven't seen much severe weather recently in the U.S., but the country hasn't been nearly that fortunate in past Augusts. On Aug. 28, 1990, 35 years ago today, an F5 tornado raked through two ...

Teacher captures the moment the EF-5 tornado hit Briarwood Elementary. May 23, 2013— -- Cellphone video recorded by an Oklahoma teacher at Briarwood Elementary School shows the exact moment an ...

Some weather events were not just impactful – they also served as the instigator for significant leaps forward in the field of meteorology. June 20, 1957, 68 years ago, was one of those days. That ...