Recap: 3.2 million years ago, Lucy took us down from the trees. She was ...

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A few years ago, I was still a frequent flyer and thus a frequent ...

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The three foremost reasons that people give for having sex are love, pleasure, and ...

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Our human ancestors had long decided to leave the chimps and gorillas behind and ...

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For survival and reproduction in the Middle Stone Age, Homo sapiens was still following ...

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Since a few weeks, I am conducting a private survey. In noncommittal conversation, I ...

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