President Barack Obama gestures as he speaks in the East Room of the White House in Washington, Friday, Feb. 1, 2013, before awarding the National Medal of Science and National Medal of

 

              President Barack Obama gestures as he speaks in the East Room of the White House in Washington, Friday, Feb. 1, 2013, before awarding the National Medal of Science and National Medal of
President Barack Obama gestures as he speaks in the East Room of the White House in Washington, Friday, Feb. 1, 2013, before awarding the National Medal of Science and National Medal of Technology and Innovation to recipients at a ceremony. The awards are the highest honors bestowed by the United States Government upon scientists, engineers, and inventors. (AP Photo/Carolyn Kaster)