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Gay or Straight? Show Me Your Fingers

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»Hidden in the Hand

Gay or Straight? Show Me Your Fingers

Short | 01:46

Two scientists in Sydney, Australia, believe men and women have different finger length ratios due to testosterone levels. Not only that, they think it's a predictor of sexual orientation.

More About This episode

Our hands have stories to tell, but can they actually inform us about our health, our personality, or how long we may live? Some claim that by studying the features in our hands, we can diagnose attributes or conditions such as cancer, schizophrenia, and even bad teeth. Does that mean there's actually merit to palm reading's predictive powers? To find out, we put palmistry -- as well as an array of experts in the fields of science, medicine, and fortune-telling -- to the ultimate test.

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