Uncategorized

  1. Humans

    Letters from the March 5, 2005, issue of Science News

    Way-up wander? It seems interesting that undersea flows have at least one characteristic different from rivers: “While river floods on land can create natural levees a few meters tall, the levees formed by [undersea] turbidity currents can grow up to 100 m[eters] high” (“Hidden Canyons,” SN: 1/1/05, p. 9). There are several sites on Mars […]

    By Science News
  2. Math

    Primal Surge

    The Great Internet Mersenne Prime Search has netted its eighth champion.

    By Ivars Peterson

  3. 19522

    I’m sure you published this article in good faith, but I believe that claims for shark cartilage are not made seriously by anyone who studies the role of natural substances in cancer prevention.