Energy-recycling actuator prototype (IMAGE) Stanford University Caption Energy-recycling actuator prototype. (Image credit: Erez Krimsky) Credit Image credit: Erez Krimsky Usage Restrictions Please use with credit. 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.