Uncategorized

  1. Math

    The Math Game

    The television game show Who Wants to Be a Millionaire regularly attracts a huge audience. Can a mathematical game show hold its own against such competition–especially without lifelines, dramatic lighting effects, precarious chairs for contestants, and Regis Philbin as host? Probably not, but it can still be great fun. More than 200 mathematicians and students […]

    By Ivars Peterson
  2. Earth

    Pharm Pollution

    Antibiotics in sewage sludge and manure have the potential to poison plants or end up in food.

    By Janet Raloff
  3. Chemistry

    Ions on the Move: Theory of hydroxide’s motion overturned

    New computer calculations reveal that a long-held belief about the hydroxide ion's movement in water is wrong.