The perfect lie detector

Eric Jaffe in The Smithonian has an interesting piece on the development of lie detection technology:

An early form of lie detection existed in India 2,000 years ago. Back then, a potential liar was told to place a grain of rice in his mouth, and chew. If he could spit out the rice, he was telling the truth. If he could not, that meant fear of being caught had parched his throat, and his deceit was confirmed.

Continue Reading Detecting Lies

Posted on timeMarch 3rd, 2007 by userSimon Greenhill



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