Feature

  1. Blood Work

    Knowing the identity of every protein in the liquid portion of blood could offer new ways to detect—or even treat and prevent—many diseases.

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  2. Tech

    On the Rebound

    When electronically reversed in time, acoustic echoes can zero in on a spot in space, focusing sound energy so that it may zap tumors, detect submarines, or transmit private and secure information.

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  3. Health & Medicine

    When Drinking Helps

    Sometimes a nip of alcohol can indeed prove therapeutic, though usually not until middle age.

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  4. Ecosystems

    Spring Forward

    Scientists who study biological responses to seasonal and climatic changes have noted that the annual cycles for many organisms are beginning earlier on average, as global temperatures rise.

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  5. Pass the Genes, Please

    Gene swapping muddles the history of microbes.

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  6. Tech

    The Little Engines That Couldn’t

    Tired of grinding their gears, micromachine researchers turn to surface science.

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  7. Earth

    A Safe Solution

    A home-based technique for treating microbe-contaminated water with chlorine solution could save millions of lives in countries that are currently unable to provide residents with safe drinking water.

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  8. Astronomy

    Mature Before Their Time

    Some galaxies were in place and forming stars at a prolific rate when the universe, now 13.7 billion years old, was just an 800-million-year-old whippersnapper.

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  9. Earth

    An Ounce of Prevention

    Fresh approaches may cut back greenhouse-gas emissions.

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  10. Earth

    The Motion in the Ocean

    Scientists dive deep to learn how the sea circulates.

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  11. Math

    Knotty Calculations

    An alternative approach to quantum computing takes advantage of space-time knots and braids.

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  12. Mining the Mouse

    Recent analyses of the mouse genome illuminate human health and evolution.

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