Cyclone studies (IMAGE) Iowa State University Caption Iowa State University's Christina Patricola and collaborators have recently published studies of tropical cyclones and the hurricanes they can produce. Credit Photo by Christopher Gannon/Iowa State University. Usage Restrictions none 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.