Posted: Monday, March 11, 2013 12:00 am
Iowa State University researchers are studying ways to protect the Earth from an asteroid strike.
Bong Wie, director of ISU's Asteroid Deflection Research Center, will visit Washington, D.C., on April 17 to discuss his research as part of NASA's Technology Day on Capitol Hill.
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Monday, March 11, 2013 12:00 am.