News: How do we stop asteroids from hitting Earth?

msnbc.com has an article mentioning: "... below discussion x Next story in None How the Milky Way got its arms related Advertise AdChoices Olivier Boisard An illustration of how solar sails might help deflect the asteroid Apophis, as proposed by Chinese researchers. By Charles Q. Choi updated 8/31/2011 1:46:09 PM ET 2011-08-31T17:46:09 ..."

Posted by Photonic News