Column

  1. Math

    Sosa’s Corked Bat

    Does Sammy Sosa's hitting reveal a corked-bat effect?

    By Ivars Peterson
  2. Math

    Sea Shell Spirals

    The golden ratio doesn't figure into the spiral structure of the chambered nautilus shell.

    By Ivars Peterson
  3. Math

    Fibonacci’s Other Numbers

    Arrays of whole numbers can give intriguing sums.

    By Ivars Peterson
  4. Math

    Primal Surge

    The Great Internet Mersenne Prime Search has netted its eighth champion.

    By Ivars Peterson
  5. Math

    Super Bowl Crashes

    Should you stay off the road immediately after the Super Bowl telecast is over?

    By Ivars Peterson
  6. Math

    Super Bowl Crashes

    Should you stay off the road immediately after the Super Bowl telecast is over?

    By Ivars Peterson
  7. Math

    Knot Divided in Snow

    The Möbius strip gets embedded in a knotty block of snow.