President Obama shakes Bill Nye's hand at the 2012 White House Science Fair

President Obama shakes Bill Nye's hand at the 2012 White House Science Fair
President Obama shakes Bill Nye's hand at the 2012 White House Science Fair President Barack Obama shakes hands with Bill Nye, The Science Guy, during an event in the East Room of the White House in Washington, Tuesday, Feb. 7, 2012, for the White House Science Fair. Obama hosted the second White House Science Fair celebrating the student winners of a broad range of science, technology, engineering and math (STEM) competitions from across the country. Source: CBSNEWS.com AP Photo / Susan Walsh