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  1. Corporal punishment takes research hit

    A review of 88 studies concludes that corporal punishment, such as spanking, yields no psychological or behavioral benefits for children and may prove harmful in some cases.

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  2. Astronomy

    An assault on comets

    Over the next few years, a trio of comet missions, one of which was launched recently, promises to provide the closet look yet at the core of these icy relics from the formation of the solar system.

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  3. Health & Medicine

    Viral Survivor

    Epstein-Barr virus, the cause of diseases ranging from mononucleosis to several kinds of cancer, has begun to reveal how it enters human cells and protects itself from the immune system.