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 ...

On this date in history: In 1703, Czar Peter the Great founded St. Petersburg as the new capital of Russia. In 1930, Richard Gurley Drew received a patent for his adhesive tape, which was later ...