IceCube 3 (IMAGE) University of Wisconsin-Madison Caption This is a representation of one of the 21 highest-energy neutrinos detected in a survey of the sky in the northern hemisphere. It was detected by the IceCube Neutrino Observatory at the South Pole on Oct. 28, 2010. Credit IceCube Collaboration 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.