Movie: Dark Side of Light | putlocker

Watch movie: Dark Side of Light Released in (2009) produced by Germany, The movie categorized in Documentary, with duration 52 min Streamed at Putlocker & directed by Anja Freyhoff, Thomas Uhlmann. Since the invention of the light bulb, natural darkness is increasingly invaded by artificial light. Once, light was considered unconditionally as an entirely positive element: the more light, the better. It increases safety and has a positive effect on our moods, but scientists are discovering that light also has a dark side as we are discovering its many unforeseen consequences.