In this week’s Nature, a team from California show how it’s possible to control images on a screen using just the power of thought. Working with patients who had electrodes implanted for surgery, they fed signals from the patients’ brains into a computer, and then watched as they learned how to use these signals to fade in an image of Marilyn Monroe, or fade out Michael Jackson. This video about the work was made by first author Moran Cerf:

Read the Nature News story and the original research paper.