Professor Dietmar Müller (IMAGE) University of Sydney Caption Co-author Professor Dietmar Müller from the EarthByte Group in the School of Geosciences at the University of Sydney. Credit The University of Sydney Usage Restrictions For this story License Original 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.