Uncategorized

  1. Chemistry

    Wee dots yield rainbow of molecule markers

    Chemists report a scheme for creating a versatile color-based tagging system out of tiny atomic clusters, called quantum dots, that may enable scientists to track biomolecules with more finesse than ever.

    By Peter Weiss
  2. Archaeology

    Stone Age folk in Asia adapted to extremes

    Preliminary evidence indicates that people occupied the harsh, high-altitude environment of Asia's Tibetan Plateau in the late Stone Age, between 11,000 and 12,000 years ago.

    By Bruce Bower
  3. Humans

    Physicist steps up to be science adviser

    President Bush has announced that he intends to nominate John Marburger, the head of Brookhaven National Laboratory, as his science advisor.