Carolin Frueh, Purdue University (IMAGE) Purdue University Caption Carolin Frueh and her students are helping to identify problems with satellites in space based on how they reflect sunlight. Credit Purdue University photo/Rebecca McElhoe 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.