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  1. Math

    Works in Progress

    Studying math in school doesn't often give you a sense of what mathematical research is about.

    By Ivars Peterson
  2. Humans

    Letters from the April 30, 2005, issue of Science News

    Supplemental information Vitamin E Loses Luster: Nutrient tests show disappointing results” (SN: 3/19/05, p. 182) is the fourth time I’ve seen a report that vitamin E may not be appropriate for elderly people at cardiac risk. Detailed statistics are always given, but one fact is always omitted: what type of vitamin E was used in […]

    By Science News
  3. Humans

    From the April 27, 1935, issue

    An artificial lightning bolt, predicting life spans, and a new, nonmagnetic ship.