Uncategorized

  1. Anthropology

    Wild gorillas take time for tool use

    Gorillas that balance on walking sticks and trudge across makeshift bridges have provided the first evidence of tool use among these creatures in the wild.

    By Bruce Bower
  2. Math

    Binary Dice

    A set of specially marked, black-and-white dice suggests novel puzzles and games.

    By Ivars Peterson
  3. Earth

    Invisible Rivers

    The fresh water that seeps from continents into coastal waters via submarine springs is a phenomenon that many scientists are just beginning to appreciate, model, and accurately measure.

    By Sid Perkins

  4. 19601

    Nothing was said in your article about the situation in Canada, where killing bears for their gallbladders and paws is a serious problem.