Microrobot (2 of 2) (IMAGE) University of Washington Caption The microrobot is about the width of a fingernail, significantly slimmer than a dime. Wires to the center transmit power and directions. At the front and back are an 8-by-8 grid of tiny, shuffling legs. Credit University of Washington Usage Restrictions None License Licensed 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.