Arctic Expeditions Find Giant Mud Waves, Glacier Tracks (2 of 3) (IMAGE) Ohio State University Caption Leonid Polyak, a research scientist at Byrd Polar Research Center at Ohio State University, holds a stone drawn from an Arctic Ocean sediment core. Credit Image courtesy of 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.