TechKnow: Tornado Lab - Full Episode

On this episode of “TechKnow,” Dr. Shini Somara travels to the part of the U.S. known as “Tornado Alley” to learn more about the devastating effects of tornadoes and how scientists and engineers are working to keep people safer from these storms. Unlike hurricanes and other severe storms, the short-lived and seemingly random nature of tornadoes has made them some of the country’s most devastating natural disasters.

Also in this episode, Kosta discovers a secret garden inside Chicago's O'Hare Airport and explores other ways vertical farming impacts restaurants and even schools.

Original Air Date: January 12, 2012