MARILYN BROLIN People connected to a brain-machine interface can control individual neurons that recognize Marilyn Monroe or Josh Brolin, making one image or the other brighter on a computer screen. Cerf et al./Nature 2010
Using nothing but thoughts, people can coax a brain cell that likes Marilyn Monroe to overpower a Josh Brolin–favoring cell in a dominance battle that brings her image up on a computer screen, a study appearing October 28 in Nature shows.
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