Unlike other interfaces—which sound stiff and robotic, like early smart assistants—this one imitates the sound and cadence of real human speech. Share on Facebook (opens in a new window) Share on X ...

A man who hasn’t been able to move or speak for years imagines picking up a cup and filling it with water. In response to the man’s thoughts, a robotic arm mounted on his wheelchair glides forward, ...

But a month after a surgery in which Harrell had four 3-by-3 millimeter arrays of electrodes implanted in his brain that July, he was suddenly able to tell his little girl whatever he wanted. The ...