Uncategorized

  1. Anthropology

    Ancient footprints yield oldest signs of upright gait

    Human ancestors may have been walking with an efficient, extended-leg technique by 3.6 million years ago.

    By Bruce Bower
  2. Health & Medicine

    Ingredient of dark roasted coffees may make them easier on the tummy

    A compound generated in the roasting process appears to reduce acid production in the stomach.

    By Rachel Ehrenberg
  3. Space

    Cosmic telephoto lens shows intense, early star formation

    A recently discovered galaxy gives a detailed view of stellar birth in the young universe.

    By Ron Cowen
  4. Life

    There are rules in fiddler crab fight club

    Territorial crustaceans will defend their own rivals, but only to keep stronger ones out.