Ranger robot breaks record, walks 23km on single charge
A team of students and faculty at Cornell University claim that their <a href="http://ruina.tam.cornell.edu/research/topics/locomotion_and_robotics/ranger/Ranger2010/">Ranger robot</a> has set a new record for nonstop distance walked by an untethered, legged robot: 23 kilometers or 14.3 miles.To see video of the robot, <a href="http://www.youtube.com/watch?v=YjTLSpFyi38">click here</a>.