from all over the world. deborah feyerick has our edge of discovery report. >> reporter: ever want to bend it like beckum? how about like r2d2. at robocup teams compete in soccer matches using robots. >> people look at these games and they often ask why robots present a challenge that go to fundamental of robotic. it's friendly competition that drives research forward. >> reporter: how do robots pl soccer? they create software to make them think. robots see between two cameras on the field. images feed on an external computer to decide the next move. they can deliver a flat kick and even a chip kick. >> robots soccer you have to