Uncategorized

  1. Space

    First stars may still shine

    Simulations suggest some slow-burning remnants of the early universe may still exist.

    By Ron Cowen
  2. Humans

    Running past Neandertals

    Stone Age humans’ heel bones, more so than those of Neandertals, aided long-distance running.

    By Bruce Bower
  3. Physics

    X-raying life’s microscopic machinery

    A powerful new laser technique promises to reveal the cell’s molecular components in detailed, 3-D images.

    By Rachel Ehrenberg
  4. Health & Medicine

    No flu vaccine link to Guillain-Barré syndrome found

    A massive study of millions of people in China finds no association between receiving the 2009 H1N1 immunization and developing the rare nervous system disorder.