Why Humans Are So Smart—And So Stressed Out
Homo sapiens evolved big brains not so that we could make tools but so that we could keep track of 150 friends and competitors.
Why Humans Are So Smart—And So Stressed Out
Human Nature
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How Did Humans Get So Good at Politics?
We often make friends today who turn into foes tomorrow. It’s all part of the way we’ve evolved as cooperative and competitive animals.
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How Molecular Clocks Are Refining Human Evolution’s Timeline
Scientists are getting better and better at using DNA to figure out when key evolutionary events happened.
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Why Are Human Teeth So Messed Up?
Many of us have had crooked, ill-fitting teeth at some point in our lives. The reason has a lot to do with what we eat.
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Is Violence Embedded in Our DNA?
Some research suggests that throughout our evolution an innate tendency toward fighting shaped human anatomy. But anthropologists are sharply divided on the matter.
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How and Why Hazing Evolved
Some researchers have claimed there’s an evolutionary explanation for hazing. If they’re correct, should we accept—or even encourage—the ongoing use of this type of initiation ritual?