News

  1. Chemistry

    Solar blobs collide with a bounce

    Superhot ejections from the sun surprise physicists by gaining energy of motion in collision.

    By Tanya Lewis
  2. Science & Society

    Banks err by confusing risk, uncertainty

    Too much information prompted bad currency projections by international money firms, a psychologist contends, and may have blinded them to the global financial crisis.

    By Bruce Bower
  3. Life

    2012 medicine Nobel honors research on reprogramming adult cells

    John Gurdon and Shinya Yamanaka share this year's prize.

    By Tina Hesman Saey
  4. Humans

    Human-Neandertal mating gets a new date

    Late Stone Age interbreeding between Neandertals and people may have left a mark on Europeans’ DNA.