News

  1. Planetary Science

    A warmer, fluffier Pluto

    Although Pluto has been receding from the sun for more than a decade, planetary scientists have now found that between 1988 and 2002, Pluto’s atmosphere has nearly doubled in size and its temperature has increased by about 1 degree C.

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  2. Health & Medicine

    Viruses, but not bacteria, tied to mental decline

    Past infection by multiple common viruses may contribute to cognitive decline in some elderly people.

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  3. Tech

    High-flying wing destroyed in crash

    The unmanned NASA aircraft that holds the world record for high-altitude flight without rocket propulsion recently broke up over the Pacific Ocean.

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  4. Health & Medicine

    Drug reduces risks for dialysis patients

    Kidney-dialysis patients getting the vitamin D drug paricalcitol survive longer than those getting a similar medication called calcitriol.