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  1. Health & Medicine

    How to wash chicken in the kitchen more safely, according to physics

    Despite the advice of health experts, most people who cook chicken at home wash it. New research offers ways to reduce spreading dangerous germs.

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  2. Agriculture

    These six foods may become more popular as the planet warms

    Millet, kelp, Bambara groundnut and cassava are resilient, sustainable and nutrient dense — good options for future dinner plates.

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  3. Space

    50 years ago, scientists had hints of a planet beyond Pluto

    In 1972, calculations from Halley’s comet offered evidence of another planet. Today’s astronomers are still searching for a Planet Nine.