View towards Cairns, Australia (IMAGE) University of Tokyo Caption The Greatship Maya is about to start sample collection using a research drill (center) over the remains of ancient portions of the Great Barrier Reef, now submerged in deep water. In the distance, waves break over the modern Great Barrier Reef in shallow waters. University of Tokyo Professor Yusuke Yokoyama was co-chief scientist on the expedition to collect fossil coral core samples in 2010. Credit Image by Yusuke Yokoyama Usage Restrictions Re-use only with attribution to Yusuke Yokoyama. Creative Commons license CC BY-ND. 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.