Science and Technology News

Friday, September 7, 2012

Tornadoes -- Science Behind the News

Tornadoes are violent, twisting columns of air with wind speeds over 100 miles per hour that can tear communities apart. Josh Wurman, an atmospheric scientist, explains that tornadoes develop in a special type of thunderstorm called a supercell, but says there are still mysteries to unravel.

Credit: NBC Learn and the National Science Foundation

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