The partisan gap is growing and not just in Congress. In the last four years, Republicans have turned away from the theory of evolution, while Democrats have embraced it. According to a new poll by the Pew Research Center, 43 percent of Republicans believe in evolution, down from 54 percent in 2009, while 67 percent of Democrats believe in the theory, up from 64 percent. Overall, 60 percent of Americans believe that life evolved over time.
