The fourth immigrant to make Popular Science's Brilliant 10 list is Yoky Matsuoka, a Japanese native who is a robotics expert at the University of Washington in Seattle. Matsuoka was a promising young tennis player in Japan interested in turning professional, but injuries forced her to look at alternative careers. And that is good news for rest of us. Matsuoka, who also received a MacArthur genius grant, is pioneering research in to controlling devices through signals from  the brain. She's now applying this research in creating an artificial hand controlled directly through brain impulses.