This is fascinating for those of you into robotics. The Defense Advanced Research Projects Agency (DARPA) has developed a prototype of a running robot as fast as the runner Usaine Bolt. In time these machines will be the next generation of war machines to replace humans in special operations and tasks too dangerous for humans. Check some of the other projects in development. http://www.youtube.com/watch?v=d2D71CveQwo
Still not as impressive as this badboy... http://www.youtube.com/watch?NR=1&v=cNZPRsrwumQ&feature=endscreen