Drilling a Core (IMAGE) Ohio State University Caption Researchers atop Mount Ortles in the eastern Alps are using a manual hand auger to drill a shallow core for later analysis. Credit Paolo Gabrielli, Ohio State University Usage Restrictions News Media use only 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.