Light the brain to boost mental skills

摘要

It Turns the phrase "light bulb moment" on its head. Stimulating brain cells with light has been shown to improve mental performance in monkeys. The demonstration brings the prospect of using light to treat disease a step closer to reality. "For the first time, we were able to change behaviour in primates with our technique," says Wim Vanduffel of Massachusetts General Hospital in Charlestown, who is head of the group that performed the experiment.