News

  1. Life

    Climate change miscues may shrink species’ outer limits

    Ecological partnerships are getting out of sync especially at high latitudes, a study of hummingbirds suggests.

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  2. Health & Medicine

    Severe sleep apnea tied to cancer risk

    A chronic lack of oxygen caused by disrupted rest may explain the association, researchers say.

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  3. Life

    Egg wars

    Birds engage in evolutionary arms race.

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  4. Humans

    From cancer to quantum, teens’ scientific feats celebrated

    Winners of the 2012 Intel ISEF show the promise of science for improving the world.

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  5. Life

    Good cholesterol may not be what keeps the heart healthy

    Genetic study suggests that higher levels of HDL aren’t directly responsible for the lower risk of cardiovascular disease seen in population studies.