Explanation of walking movement. (IMAGE) University of Tokyo Caption The top illustrations show the three phases of the robot’s movement: first, lifting the foot; second, the foot hangs suspended; and third, it lands. The graph below shows the distance traveled and time it took for each phase, the longest being the hanging phase. The combination of the three phases leads to one step. Credit 2024, Kinjo et al/ Matter Usage Restrictions News organizations may use or redistribute this image/ video, with proper attribution, as part of news coverage of this paper only. License Original content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.