Uncategorized

  1. Ecosystems

    After Invasions: Can an ant takeover change the rules?

    A rare before-and-after study of a takeover by an invasive ant species shows the interloper quickly disassembling the basic rules of the invaded community.

    By Susan Milius
  2. Health & Medicine

    Mixed Results: AIDS vaccine falters in whites, may help blacks

    In its first large test, an AIDS vaccine has failed to shield an at-risk population from acquiring AIDS.

    By Nathan Seppa

  3. 19226

    This article on waterproof coats was interesting, but the process used by the Turkish scientists would require evaporating the solvent. Should not possible harmful environmental side effects be considered before a new industrial process is created? Kenneth CrookSan Jose, Calif.