We've definitely designed them and done most of the difficult research. [1][2] Even though it's not fully realized, it's an entirely likely and plausible outco

We've definitely designed them and done most of the difficult research. [1][2] Even though it's not fully realized, it's an entirely likely and plausible outcome of agriculture. [1] http://www.universetoday.com/90798/every-way-devised-to-deflect-an-asteroid/ http://www.universetoday.com/90798/every-way-devised-to-defl... [2] http://www.space.com/21333-asteroid-nuke-spacecraft-mission.html http://www.space.com/21333-asteroid-nuke-spacecraft-mission....