A Unique Soft Engine (IMAGE) Rutgers University Caption A soft, four-wheeled robotic vehicle powered by a unique soft engine developed by Rutgers University engineers. Credit Xiangyu Gong 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.