The El Reno tornado, Joplin tornado and Tri-State tornado are among the biggest and most damaging twisters in U.S. history. Tornadoes can be more than a mile wide and have wind speeds greater than 300 ...

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 ...

(Reuters) - A succession of tornadoes ripped through Alabama's Lee County on Sunday with winds of 150 miles per hour (241 kph), killing at least 23 people including children in the deadliest such ...

On a sunny Sunday morning in 1990 in the "Biggest little town in the U.S.," Portsmouth, Iowa, parishioners gathered at the church that was rebuilt after the devastating tornado tore through the town ...