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 ...

Tornadoes with the most destructive F5/EF5 rating are a rare beast, but nearly 30 years ago, one such tornado put on a second rare display because of its strange movement. A small, rope tornado ...

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 ...

Experts predicted a one in 100 trillion chance homes would be struck twice. May 21, 2013 — -- For the residents of Moore, Okla., the damage wrought by Monday's E-F5 tornado was all too familiar.