Uncategorized

  1. Health & Medicine

    Add penis bacteria to the list of HIV risk factors

    Certain bacteria found on the penis raise the risk of HIV infection, a new study finds.

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  2. Earth

    How earthquake scientists eavesdrop on North Korea’s nuclear blasts

    Researchers monitor the power and location of underground nuclear weapons testing by North Korea.

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  3. Astronomy

    ‘Making Contact’ chronicles an astronomer’s struggle to find E.T.

    For decades, astronomer Jill Tarter led the hunt for extraterrestrial intelligence, as detailed in a new biography.

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  4. Astronomy

    Fewer big rogue planets roam the galaxy, recount shows

    Jupiter-mass planets without parent solar systems are less common than astronomers thought, a new study suggests.