Flashback Friday: What the shape of your nose says about your quality as a mate.

Photo: flickr/jbcurio

Compared to the noses of most other primates, the human nose is quite large and easily broken. Why have we evolved such a risky appendage? According to this study, it might be because of sexual selection — in other words, a nice nose acts as an indicator of an individual’s fitness as a mate. To test this hypothesis, the authors photoshopped either a man’s nose or mouth so that it looked slightly asymmetrical in some photos (see figure below) and then asked subjects t

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