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  1. Hotel-room surfaces can harbor viruses

    Rhinovirus, which is responsible for roughly half of all common colds, survives on surfaces in hotel rooms for hours and can be transferred from there to people.

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  2. Health & Medicine

    Novel approach fights leprosy

    An antibiotic typically used to fight sinus infections shows remarkable potency against leprosy.

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  3. Materials Science

    A nanotechnology report card

    Research on how nanotechnology affects human health and the environment must be expanded, a National Research Council report concludes.

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  4. Right brain area linked to fairness

    The ability to control selfish impulses in order to reject an unfair deal depends on a specific right brain area.