Uncategorized

  1. Planetary Science

    Next Stop, Interstellar Space

    Data recorded by the venerable Voyager 1 spacecraft suggest the craft has either recently encountered or will soon enter a key region near the edge of the solar system.

    By Ron Cowen
  2. Math

    Sculpting with a Twist

    There’s more than one way to slice a bagel. A bagel (or a doughnut) can serve as a physical model for a mathematical surface called a torus. You can slice it horizontally (or longitudinally) so that you end up with two halves, each containing a hole. That’s great for making sandwiches because the cut exposes […]

    By Ivars Peterson
  3. Humans

    From the December 16 & 23, 1933, issues

    STRENGTH OF CRATES TESTED BY TOSSING An important phase of the work of the timber mechanics department of the U.S.