Found this while searching for documentaries about robots;
http://www.youtube.com/watch?v=vytVIv-Rbx4 Part 1
http://www.youtube.com/watch?v=Go7GW7ef2U4 Part 2
http://www.youtube.com/watch?v=PPgXdktfiFc Part 3
http://www.youtube.com/watch?v=RocQrZ3pZXk Part 4
It's about the FIRST robotics competition, quite interesting.