You may have a different list of National Geographic photos that spoke most strongly to you over the past 10 years. There are, of course, no “right” answers—just images that matter to you, that touch ...
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2.6 million-year-old jaw from extinct 'Nutcracker Man' is found where we didn't expect it
A fossil jaw of a distant human relative was discovered much farther north than previously thought possible, revealing new ...
“While the human penis functions primarily to transfer sperm, our result suggests its unusual large size evolved as a sexual ...
The real revelation, however, came from the men. Men considered a larger penis as an indicator of a rival with both greater ...
Size matters” sounds like a tabloid cliché, but for evolutionary biologists the size of the human penis is truly a puzzle. Compared to other great apes, such as chimpanzees and go ...
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