In a first step toward helping severely paralyzed people communicate more easily, Utah researchers have shown that it is possible to translate recorded brain waves into words, using a grid of electrodes placed directly on the brain, reports the Los Angeles Times. Although they have only done it with one person and individual words can only be identified with accuracy in tests 50 percent of the time, the study provides a ray of hope for people who can now communicate only by blinking, or wiggling a fingertip. "This is quite a simple technology … based on devices that have been...
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