At TEDMED, Sheila Nirenberg shows a bold way to create sight in people with certain kinds of blindness: by hooking into the optic nerve and sending signals from a camera direct to the brain. (Recorded at TEDMED 2011, October 2011, in San Diego, California. Duration: 16:00)

[ted id=1309]

Watch Sheila Nirenberg‘s talk on TED.com, where you can download it, rate it, comment on it and find other talks and performances from our archive of 1,000+ TEDTalks.

Learn more about our content partner TEDMED >>

Watch more talks from our friends at TEDMED on TED.com >>