Uncategorized

  1. Anthropology

    Tools for Prey: Female chimps move to fore in hunting

    For the first time, researchers have observed wild chimpanzees making and using tools to hunt other animals, a practice adopted mainly by adult females and youngsters.

    By Bruce Bower
  2. Health & Medicine

    Nice Shot: Hepatitis E vaccine passes critical test

    An experimental vaccine for hepatitis E has proved nearly 96 percent protective in a test in Nepalese soldiers.

    By Nathan Seppa
  3. Humans

    Letters from the March 3, 2007, issue of Science News

    Up, down, around I haven’t seen any reference to the similarity between the “morphing” wing (“Ahead of the Curve: Novel morphing wing may reduce aircraft’s fuel use,” SN: 12/23&30/06, p.