News

  1. Strep infection sets off tics in some kids

    Some children may have a genetic susceptibility to developing obsessive-compulsive disorder and tic ailments after a streptococcal infection.

    By Bruce Bower
  2. Health & Medicine

    Carotid surgery stands test of time

    Surgery to remove blockages from the carotid artery in the neck has lasting effects against stroke over several years and even provides some benefit when it's delayed.

    By Nathan Seppa
  3. Astronomy

    Neutron stars twist Einstein’s theory

    Astronomers may finally have found evidence of a key prediction of Einstein's general theory of relativity—that a spinning object drags space-time along with it.

    By Ron Cowen

  4. Gene find could yield decaffeinated plants

    The first published report of cloning a gene for caffeine synthesis raises the possibility of creating decaf plants.