June 12, 2011 5:00 PM
Steve Kroft profiles famous microbiologist J. Craig Venter, whose scientists have already mapped the human genome and created what he calls "the first synthetic species."
This story was first published on Nov. 21, 2010. It was updated on June 12, 2011.
For generations, scientists have wrestled with the idea of creating new forms of life in the laboratory. Now that age is upon us.
Watch the Segment »