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human birth

  • lucy walking skeleton

    Why Are You So Smart? Thank Mom & Your Difficult Birth

      Looking around our planet today, it’s hard not to be struck by humanity’s uniqueness. We are the only species around that writes books, runs experiments, and builds skyscrapers. Our intelligence must have also been useful when we were evolving—presumably it helped us to be better hunters and avoid being hunted ourselves, for instance. Perhaps […]