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Two diseases are ravaging cocoa crop plantations – the price of chocolate is already rising as a result and studies by Stephen Beeby, an engineer at the University of Southhampton, U.K reveal that a series of clicks played into the ear generates a faint distinctive sound in return, which varies according to the unique internal shape of the person’s ear. This unique sound could be used to reveal a person’s identity. Janine Young is a freelance science and medical writer and also a broadcaster for New Scientist magazine.
Listen/Download Janine Young on Chocolate Disaster
