Paralyzed man writes on screen with his mind
A man paralyzed from his neck down was able to imagine writing words and have them appear on a screen using a process described in Nature. Researchers attached a pair of electrodes to an area of the man’s brain associated with finger and hand movement, and after he imagined he was writing the words, an algorithm translated the neural patterns into words that were then transmitted to the screen.

Wow, really Kool science!  Click on title above to read the short review article.