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Biology

Did Dads Evolve?

[no-caption] Vincent van Gogh/Wikimedia Commons This article was originally published at Knowable Magazine and has been republished under Creative Commons. Lee Gettler …


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The Evolution of Throwing

United States Olympic athlete Kara Winger competes in the women’s javelin throw in 2019. Kirill Kudryavtsev/AFP/Getty Images With the Tokyo Olympics on …


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How Apes Reveal Human History

Except for humans, every great ape is endangered—many at great risk of going extinct. There are fewer than 300,000 chimpanzees living in …


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Is Love a Biological Reality?

Helen Fisher knows more about love than most. As a biological anthropologist who studies the topic, she has been a chief scientific …


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Time to Rethink Teeth

Tooth enamel growth starts before birth and continues until adult teeth are fully formed. Ksenia Chernaya/Pexels Four years ago, I found myself …


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The CDC Needs Social Science

[no-caption] John Moore/Getty Images The U.S. Centers for Disease Control and Prevention, as the primary agency in the United States that monitors, …


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