A gene tied to facial development hints humans domesticated themselves

Called BAZ1B, it may also help explain why domesticated animals look cuter than their wild kin

Illustration of a modern human skull and a Neandertal skull

Modern humans (left in this illustration) have flatter, smaller faces than Neandertals (right) did. Now researchers are implicating a gene that affects movement of some developmentally important cells in that change.

heavypred/DigitalVision Vectors/Getty Images

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