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From chewing rice to scanning brains, the perfect lie detector remains elusive
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Could ancient campfire rituals have separated us from Neanderthals?
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Psychiatrist Stuart Hauser answers questions about his new book, Out of the Woods, which chronicles four emotionally disturbed teenagers
The (Scientific) Pursuit of Happiness
What does the Dalai Lama have to teach psychologists about joy and contentment?
Is that a scowl or just disgust? Facial expressions can be harder to interpret than most of us realize, but help is on the way
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