This Cornell robot makes history by walking 14.3 miles and becomes the longest walking bi-pedal robot in history on a single charge!
Ranger, a robot more specialized for distance than BigDog, beat that record by 1.5 miles, walking 14.3 miles on a single charge of its batteries without being touched by a human. Ranger took about 20,000 steps, over three miles, for each penny worth of electricity it used. Ranger was steered with a model-plane remote control. Commands from the r