News

  1. Science & Society

    How the 5 riskiest U.S. cities for coastal flooding are preparing for rising tides

    The five U.S. cities most at risk of coastal flooding from rising sea levels are in various stages of preparedness.

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  2. Anthropology

    Ancient Maya warfare flared up surprisingly early

    Extreme conflicts broke out well before the decline of the Maya civilization, researchers say.

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  3. Earth

    Decades of dumping acid suggest acid rain may make trees thirstier

    Acidified soil loses calcium, which can affect trees’ ability to hang on to water.

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  4. Climate

    The Arctic is burning and Greenland is melting, thanks to record heat

    A heat wave is melting Greenland’s ice and fueling blazes across the Arctic that are pumping record amounts of carbon dioxide into the air.