ASSUMING WE DEVELOP THE CAPABILITY, SHOULD WE BRING BACK EXTINCT SPECIES? And what about tweaking them a bit in the process to, say, make them less of a threat to humans?

[ Thu. Aug. 30. 2012 ]

According to an interview with Ryan Phelan, executive director of a project called Revive and Restore, at the Science Foo conference at the Googleplex earlier this month, there are now three techniques that may someday give scientists that ability: backbreeding (trying to work evolution backward, basically, to select for the traits of a related species), cloning (if enough genetic material exists), and genome editing (selectively manipulating the genome of a related species).