Uncategorized

  1. Humans

    Hurricane provisions

    We at Science News express our strong concern and extend our deepest sympathy to those who are suffering through the ongoing ordeal caused by Hurricane Katrina.

    By Julie Ann Miller

  2. Dead Tired: Weary doctors function as if intoxicated

    After a month of long hours of challenging work, fatigued physicians show impairments in driving and other tasks requiring constant attention and quick reactions.

    By Ben Harder
  3. Health & Medicine

    Critical for Coating: Protein directs nerve-sheath construction

    A protein produced by nerve cells is essential for the manufacture of myelin, the fatty sheath surrounding nerve fibers.

    By Nathan Seppa
  4. Humans

    Letters from the September 10, 2005, issue of Science News

    Pennies in heaven? Why slam a copper impactor into Comet Tempel 1 (“A Grand Slam: In a winning move, NASA probe burrows into a comet,” SN: 7/9/05, p.