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  1. Thugs and Bugs

    With some laboratory detective work, scientists are discovering how various pathogens interact with their targets.

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  2. Math

    Euclid’s Fourteenth Book

    An ancient manuscript reveals an astonishing, unexpected realm of Euclidean geometry. For additional math news, visit the MathTrek blog.

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  3. Math

    A Gathering for Gardner

    Recreational mathematics and magic highlighted a lively gathering held recently to honor Martin Gardner. For additional news, visit the MathTrek blog.

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  4. Humans

    From the March 21, 1936, issue

    An arctic myth debunked, a treatment for high blood pressure, and a radio tube with no filament.

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  5. Digital Dissection

    The same medical technology used to image brain tumors and torn knee ligaments is taking the field of marine biology to a new dimension by allowing anyone with Internet access to examine fish as never before.