MAGDEBURG, GERMANY - APRIL 26: Two teams of robots play against each other in soccer at the 2013 RoboCup German Open tournament on April 26, 2013 in Magdeburg, Germany. The robots, which are a model called Nao, manufactured by Aldebaran Robotics, perform autonomously and communicate with one another via WLAN. The three-day tournament is hosting 43 international teams and 158 German junior teams that compete in a variety of disciplines, including soccer, rescue and dance. (Photo by Jens Schlueter/Getty Images) ( 167525780 )