Gene-editing technologies promise to eliminate diseases, and biohackers push for access while scientists grapple with formidable ethical questions.

70 min . 2019-10-18

New gene therapies may change the lives of Jackson, Nick and Tristan. But on this risky frontier, nothing is guaranteed, and the price can be steep.

64 min . 2019-10-18

Using gene drive technology, humans have the chance to shape -- and eradicate -- whole species. But the implications alarm bioethicists and activists.

62 min . 2019-10-18

As Jackson gets ready for surgery, Maria and Victor await their “three-person baby” at a Ukrainian clinic that uses pronuclear transfer technology.

68 min . 2019-10-18