Uncategorized

  1. Math

    Pennant Races and Magic Numbers

    It’s getting close to the end of the regular baseball season. Fanatic fans track not only which team is in first place or in position for a wild-card berth in the playoffs but also the number of games a team must win to avoid elimination. The elimination, or “magic,” number is usually defined to be […]

    By Ivars Peterson
  2. Chemistry

    Catalyzing green chemistry

    A recyclable catalyst promises to eliminate the waste generated during the manufacture of a wide range of chemicals, including drugs and ceramics.

    By Alexandra Goho
  3. Earth

    Indonesian reefs fell prey to fires

    The fires that swept through Indonesian rain forests late in 1997 apparently laid waste to some marine ecosystems, as well.