Uncategorized

  1. Materials Science

    Materials Take Wing

    Materials scientists are finding new uses for the billions of pounds of feathers produced each year by the poultry industry.

    By Jessica Gorman
  2. Ecosystems

    Cryptic Invasion: Native reeds harbor aggressive alien

    A mild-mannered reed native to the United States is getting blamed for the mayhem caused by an evil twin.

    By Susan Milius
  3. Humans

    And Counting . . . : Latest census resets U.S. population clock

    The 2000 census missed a little more than 1 percent of the nation’s population, due in part to a surge of undocumented immigrants to the United States in the late 1990s.

    By Sid Perkins
  4. Archaeology

    Almond Joy, Stone Age Style: Our ancestors had a bash eating wild nuts

    New finds at a 780,000-year-old Israeli site indicate that its ancient residents used stone tools to crack open a variety of hard-shelled nuts that were gathered as a dietary staple.