News

  1. Chemistry

    Depths hold clues to dearth of xenon in air

    The gas doesn’t dissolve well in minerals deep inside Earth, a discovery that may explain why it’s also scarce in the atmosphere.

    By Alexandra Witze
  2. Life

    Research in cell communication system wins 2012 chemistry Nobel

    G protein-coupled receptors relay messages from other cells and the environment into the cell's interior.

    By Tina Hesman Saey
  3. Tech

    Cancer cells executed by magnet

    Metal nanoparticles trigger cell's own death machinery.

    By Rachel Ehrenberg
  4. Life

    Pulsing blob makes memories sans brain

    Slime molds create a GPS navigation system based on their own gooey trails.

    By Susan Milius
  5. Physics

    2012 physics Nobel recognizes experiments probing quantum world

    Serge Haroche and David Wineland win for investigating single particles of light and matter.