Upgoing Taus (IMAGE) Johannes Gutenberg Universitaet Mainz Caption Spektrum der aufsteigenden Taus als Funktion der Energie des Taus beim Eintritt in IceCube: Das vertikale Band zeigt die benötigte Energie des Tau-Teilchens an, um 2,6 PeV in IceCube zu deponieren. Credit Abb./©: Matthew D. Kistler und Ranjan Laha Usage Restrictions This image may only be used in connection with the press release "Mysterious IceCube event may be caused by a tau neutrino", issued by Johannes Gutenberg University Mainz on June 19, 2018. 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.