
New gene editing tools hold a great deal of promise, but biologist Paul Knoepfler says we should be cautious. He warns altering DNA can have dire consequences, including a new form of eugenics.
(Image credit: TED)

New gene editing tools hold a great deal of promise, but biologist Paul Knoepfler says we should be cautious. He warns altering DNA can have dire consequences, including a new form of eugenics.
(Image credit: TED)