January 11, 2013

How Did Humans Realize That Sex Make Babies?

J. Bryan Lowder, Slate

AP Photo

When the Explainer asked you to vote on a favorite unanswered question of 2012, the majority opted for a rather lascivious query regarding why rich ladies sunbathe topless, and the Explainer has duly delivered your pound of flesh. But in perusing the runners-up, another question so intrigued the Explainer that he could not resist answering it as well: When and how did humankind figure out that sex is what causes babies?

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TAGGED: anthropology, Human evolution, reproduction


January 2, 2013
Did 'Lucy' Walk on Ground or Stay in the Trees?
Dartmouth University
Much has been made of our ancestors “coming down out of the trees,” and many researchers view terrestrial bipedalism as the hallmark of “humanness.” After all, most of our living primate... more ››