Uncategorized

  1. Health & Medicine

    Testing Times

    Relying in part on a new rapid HIV test, health officials are working to identify and treat more HIV infections earlier in the course of the disease.

    By Ben Harder
  2. Humans

    Munching Along

    New Orleans' French Quarter has become a central proving ground for new technologies to find and attack the North American invasion of especially aggressive and resourceful alien termites.

    By Janet Raloff
  3. Math

    Pentomino Battleships

    Many of you are probably familiar with the two-player, pencil-and-paper (or electronic) game known as Battleships. There are 12 different pentominoes, each one consisting of five adjacent squares. Traditionally, each pentomino is identified by the letter of the alphabet that it roughly resembles.