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  1. Earth

    Mind the Gap: Inadequate monitoring at many U.S. volcanoes

    A report just released by the U.S. Geological Survey ranks the threats posed by the nation's volcanoes.

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  2. Earth

    Nanowaste: Predicting the environmental fate of buckyballs

    The potentially harmful effects of buckyballs in aquatic environments could vary depending on the chemistry of the water.

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  3. Long Live the Mammals: Antioxidant redirection extends mouse life span

    Increasing the amount of antioxidants naturally produced in the body and directing those molecules to where they're needed can dramatically slow the aging process, according to a new study in mice.

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  4. Astronomy

    Planetary Picture? Criteria for planethood cloud object’s identity

    Astronomers are debating whether an image of a planetary-mass object orbiting a brown dwarf qualifies as the first image of an extrasolar planet.