RV Polarstern (IMAGE) Helmholtz Association Caption This is the RV Polarstern operated by the Alfred Wegener Institute on its 24th Arctic expedition. Credit Photo: Thorben Wulff, Alfred Wegener Institute 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.