Tornadoes have always fascinated and terrified; they're one of mother nature's most incredible phenomena—and incredibly destructive occurrences to boot. If you ever wondered how they FORMED, we've GOT you covered.
Tornado vs. Twister
"Tornado" and "twister" are used interchangeably because they're really the same thing: a ROTATING column of air that spins at high speeds. The width of a tornado can range from a couple of feet to several hundred feet across and they can LAST between a few seconds to a half hour although the tend to last an average of ten minutes or less.