Katherine Harmon Courage

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    What Makes Someone Forgettable?

    One question for Michèle Belot, an economist at Cornell University.

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    Why Is Sea Level Rise Worse In Some Places?

    One question for Sönke Dangendorf, a coastal flooding researcher at Tulane University.

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    Even Machine Brains Need Sleep

    Without some downtime, artificial neural networks become catastrophically forgetful.

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    The Secret Life of the North Pole

    A universe of microbes is melting with Arctic ice—with consequences for us all.

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    Hear the Wind on Mars

    What we can learn from a Martian dust devil—and the sounds of other planets.

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    How Mental Time Travel Can Make Us Better People

    Kindness lives in the future-present.

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    Do Political Ads Influence Voting Behavior?

    One question for Donald Green, a political scientist at Columbia University.

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    What to Do When Your Girlfriend Is 70 Times Bigger Than You

    Out in the clear waters near the Great Barrier Reef, a common blanket octopus male swim toward a female. This male need not worry about showing his brightest colors or engaging in a showy battle of strength in hopes of winning the female’s permission to approach. In fact it’s unclear if the female even notices […]