IceCube Upgrade (IMAGE) Johannes Gutenberg Universitaet Mainz Caption German winterovers Kathrin Mallot and Benjamin Eberhardt repairing a telescope. Credit ©: Benjamin Eberhardt, NSF 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.