HEALTH & MEDICINE
'(<a href="http://www.j-archive.com/media/2010-07-23_DJ_07.jpg" target="_blank">Kelly of the Clue Crew stands next to a patient undergoing a PET scan at Brookhaven National Laboratory on Long Island, New York.</a>)  Brookhaven studies the human brain using <a href="http://www.j-archive.com/media/2010-07-23_DJ_07a.jpg" target="_blank">PET scanning</a>; as in CAT scanning, the "T" is for this method of 3-D imaging'
tomography