Mini Rover Operating in Beach Sand (IMAGE) Georgia Institute of Technology Caption Built with multifunctional appendages able to spin wheels that can also be "wiggled" and lifted, the Mini Rover was modeled on a novel NASA rover design and used in the laboratory to develop and test complex locomotion techniques robust enough to help it climb hills composed of granular material, here ordinary beach sand. Credit Christopher Moore, Georgia Tech 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.