Uncategorized

  1. Perfect Match: Embryonic stem cells carry patients’ DNA

    By priming embryonic cells with genetic material from people with problems that stem cells may one day treat, researchers have isolated 11 new lines of stem cells that exactly match the patients' own DNA.

    By Christen Brownlee
  2. Math

    Coins in a Row

    A simple game involving coins in a row has unexpected complexities.

    By Ivars Peterson
  3. Humans

    Letters from the May 14, 2005, issue of Science News

    It’s kids’ stuff Regarding the therapeutic effects of sunflower-seed oil on infants (“Anoint Them with Oil: Cheap-and-easy treatment cuts infection rates in premature infants,” SN: 3/12/05, p. 165), has any research been done as to the health benefits of the oil in any other age group? Yael LevyNew York, N.Y.