Swarms of robots could be mining asteroids within a generation

Within your lifetime, we could have a permanent Mars colony, says Eric C. Anderson, chairman and co-founder of Space Adventures in a new interview with The Atlantic. But that's not all — Anderson also believes we'll have tons of relatively cheap-to-produce robots mining asteroids, sooner than you probably expect. » 3/21/13 4:00pm 3/21/13 4:00pm