Cumulus Clouds (IMAGE) University of Kansas Caption Cumulus cloud field over northern Oklahoma taken during the MC3E (Midlatitude Continental Convective Cloud) field campaign on May 25, 2011. Credit Photo courtesy Dr. Scott Giangrande, Brookhaven National Laboratory, Upton, NY. 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.