News

  1. Health & Medicine

    Shots stop allergic reactions to venom

    An immune therapy prevents allergic reactions to the sting of the jack jumper ant, a pest common to Australia.

    By Nathan Seppa
  2. Physics

    Light rambles through room-temperature ruby

    Researchers have dramatically slowed light within a solid at room temperature.

    By Peter Weiss
  3. Math

    Prime conjecture verified to new heights

    Computations show that all even integers up to 4 x 1014 can be written as the sum of two prime numbers, lending support to the Goldbach conjecture.

    By Ivars Peterson
  4. Astronomy

    Comet LINEAR: Breaking up isn’t hard to do

    New images reveal that Comet LINEAR, which passed near the sun late last month, has broken into at least 10 fragments.