A few decades ago, the idea of being able to interact directly with a computer using only your thoughts would have sounded like science fiction. But today researchers and companies are testing brain-computer interfaces that allow patients to move a computer cursor or control a prosthetic limb directly with their thoughts. Nicholas Hatsopoulos, PhD, discusses the future of brain-computer interfaces, how they work, the practical challenges researchers face, and what scientists have learned about the brain as they develop this technology.

Learn more about your ad choices. Visit megaphone.fm/adchoices