› added 9 years ago

1367

TIL That people born blind use the same facial expressions as sighted people when expressing emotions, meaning that our facial expressions are innate and not learned behaviour.

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D1rlD TIL :Police in West Midlands, U.K. have hung posters with photographs of staring eyes exploiting a phenomenon called “gaze detection". While humans evolved it to avoid being eaten by predators, some law enforcement agencies believe that it might actually help to deter some crimes.
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