News

  1. Astronomy

    Cosmic rays from the solar system

    Dust grains from the Kuiper belt, a storehouse of comets and other frozen bodies in the outer solar system, are the source of some of the lower energy cosmic rays that bombard Earth.

    By Ron Cowen
  2. Health & Medicine

    Schizophrenia spurs imaging network

    Thanks to a federal grant, a team of researchers will establish a national database of brain images that will allow for expanded investigations of the neural basis of schizophrenia.

    By Bruce Bower
  3. Health & Medicine

    First Line of Defense: Hints of primitive antibodies

    After looking in primitive marine invertebrates that are considered to be close relatives to vertebrates, immunologists find families of genes that might provide clues as to how early immune systems evolved.