A Drill that Breathes (IMAGE) University of Innsbruck Caption The scientists from Innsbruck used a special drill to extract cores of calcite deposits above and below the groundwater table. Here, geologist Yuri Dublyansky extracts a core from underwater. Credit Robbie Shone Usage Restrictions The image may only be used with appropriate credit. 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.