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  1. Health & Medicine

    Spice component versus cancer cells

    Curcumin, a compound in the spice turmeric, teams up with an immune-system protein to kill prostate cancer cells in a new laboratory study.

    By Nathan Seppa
  2. Earth

    Honey may pose hidden toxic risk

    Many honeys may contain potentially toxic traces of potent liver-damaging compounds produced naturally by a broad range of flowering plants.

    By Janet Raloff
  3. Math

    A Lawyer’s Math Library

    “Strangely enough, anyone wishing to write about Galois in Paris would do well to journey to Louisville, Kentucky.”–Leopold Infeld, Whom the Gods Love LOUISVILLE, KY. French mathematician Evariste Galois (1811–1832), whose death in a duel at the age of 20 cut short a remarkably productive career, is only one of many mathematicians represented in a […]

    By Ivars Peterson

  4. From the May 14, 1932, issue

    DOVE ORCHID MAKES FITTING FLOWER FOR WHITSUNDAY Sunday, May 15, is the Feast of Pentecost, or Whitsunday, when many of the churches commemorate the descent of the Holy Spirit.