When the tornado touches down on the ground, its color darkens because of the debris it is sweeping up. The tornado is capable of tearing up houses and taking many lives. Although tornadoes form in many parts of the world, the United States is affected by many severe ones.
Tornadoes rank as the nation's second deadliest type of natural disaster.
The Miami Museum of Science will choose several stories to share on this page. Write to the Webmaster . You can buy this resource on CD-ROM for use on computers without internet access.