In a medical first, researchers harnessed the brain waves of a paralyzed man unable to speak — and turned what he intended to say into sentences on a computer screen.
![Device taps brain waves to help paralyzed man communicate](https://worldposts.net/wp-content/uploads/2021/07/paralyzed_man_speak_ap-slmoYl-825x500.jpeg)
In a medical first, researchers harnessed the brain waves of a paralyzed man unable to speak — and turned what he intended to say into sentences on a computer screen.