'flapping Wings' Powered by the Sun (Video) (image) American Chemical Society Share Print E-Mail Caption This tiny wing could someday be used in robots or devices to harvest solar energy. Credit American Chemical Society Usage Restrictions The video may only be used with the appropriate credit. Share Print E-Mail 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.