Meet Esther the first ever human scale tennis playing robot. Robots have been introduced into the world of sports. A team of researchers at Georgia Tech have developed a robot called Esther (Experimental Sports Tennis Robot) named after Esther Vergeer, the dutch tennis player. Using high-res cameras and computer vision algorithms…this wheelchair equipped robot can follow tennis balls and return them to players. Robots like Esther could revolutionize how athletes train in the game of tennis.