Cloud bow (IMAGE) University of California - San Diego Caption This is an example of a cloudbow, where small waterdrops cause the rainbow to look nearly white. Researchers simulated this by matching the size of the drops. Credit (c) Les Cowley - <i>Atmospheric Optics</i> Usage Restrictions Appropriate caption and credit required 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.