Researchers Get to the Bottom of Fairy Circles (2 of 3) (image) University of Göttingen Share Print E-Mail Caption The fairy circles seen from the air. They form an additional source of water in this arid region, because the rainwater flows towards the grasses on the edge. Credit Stephan Getzin Usage Restrictions None 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.