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  1. Math

    Humanitarian Statistics

    From Iraq to Sierra Leone to New Orleans, statistical tools help guide responses to human rights crises.

    By Julie Rehmeyer
  2. Humans

    Letters from the March 29, 2008, issue of Science News

    Why switch to grass? Regarding “Switchgrass may yield biofuel bounty” (SN: 1/19/08, p. 46): Distilleries have been around since the dawn of time, including barleycorn (whiskey), maize (whiskey), potatoes (vodka), sugarcane (rum), and arcane brews distilled from beets, bread crumbs, and bamboo. The ethanol molecule cares not one wit about its particular provenance, so what […]

    By Science News
  3. Math

    Sacred Geometry

    Beginning in the 17th century, the Japanese adorned temples with beautiful wooden tablets that depicted mathematical questions and theorems, apparently as offerings to the gods.