8 votes Blind people could 'see' letters that scientists drew on their brains with electricity: scientists stimulated the brain using electrodes implanted on its surface Posted May 15, 2020 by goodbetterbestbested Tags: medicine, blindness, neuroscience, vision, disabilities, scientists, brains, implants, surgery, author.nicoletta lanese, source.livescience https://www.livescience.com/drawing-letters-on-the-brain.html