William Sager, University of Houston (image) University of Houston Share Print E-Mail Caption Will Sager (left of center, white polo shirt), lead author on the Nature Geoscience study confirming Tamu Massif as the world's largest volcano, waits to inspect a core sample drilled on IODP Expedition 324 (Shatsky Rise Formation) while IODP technicians prepare to cut it. Credit Image courtesy Integrated Ocean Drilling Program/U.S. Implementing Organization [IODP-USIO] Usage Restrictions None Share Print E-Mail 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.