S.O.T.T: The moment a person slips from conscious thought into unconsciousness has long been a mystery. Now researchers have pinpointed exactly what goes on in the brain as people become unconscious after taking anesthesia. It turns out that there probably aren't individual neurons, or brain cells, responsible for consciousness. "This data shows that consciousness might not be the result of a special group of neurons, but rather might be the result of how neurons communicate with one another," study co-author Martin Monti, a psychology professor at the University of California at Los Angeles, wrote in an email. When people are conscious, information zips from one place to another along a direct route, much like an express bus, whereas the way information travels in the unconscious brain is more like taking several buses and stopping in North Dakota and Tennessee to get from New York to Los Angeles, Monti said.
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