May 30, 2011 Gravitational Waves Think about it... http://www.youtube.com/watch?v=v1tkM_f5B9s "In  physics ,  gravitational waves  are ripples in the  curvature  of  spacetime  which propagates as a  wave , traveling outward from the source. Predicted to exist by  Albert Einstein  in 1916 on the basis of his theory of  general relativity , [