Scientists Make Plans To Blast Threatening Asteroids

The recent meteor blast in Russia has brought renewed attention to the risk posed by meteors on a collision course with Earth. NASA and the European Space Agency are working on a plan to develop a rocket that could collide with an asteroid and knock it off course. Dr. Andrew Cheng of the John Hopkins Applied Physics Lab, who is leading the initiative, talks about it with host Jacki Lyden.

Source: http://www.npr.org/2013/03/09/173911145/scientists-make-plans-to-blast-threatening-asteroids?ft=1&f=1007

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