Feature

  1. Health & Medicine

    Flora Horror

    A diarrhea-causing bacterium has developed new resistance to a widely used class of antibiotics and has recently become more transmissible and more deadly.

    By Ben Harder

  2. Self-Serve Brains

    New brain-imaging studies and investigations of certain types of brain damage suggest that the right hemisphere typically coordinates one's sense of being a self, with a body and a set of life experiences distinct from those of other people.

    By Bruce Bower
  3. Astronomy

    Blasts from the Past

    Gamma-ray bursts may soon surpass quasars and galaxies as the most distant known objects in the universe and are likely to provide a new window on the early universe.