MARLO Robot Standing Free
Look ma, no tethers. Evan Dougherty, Michigan Engineering

Walking is hard. While humans usually figure out how to do it within the first year of life, we are plagued with errors throughout our lifespan, and we are creatures innately made to walk. At the University of Michigan, researchers spent years working on MABEL, a bipedal robot that can walk forwards and backwards. Their new robot, MARLO, builds on that experience, with algorithms that help it shamble over uneven ground

From the University of Michigan:

Watch it in action below:

This Bipedal Robot Walks Calmly Over Uneven Ground