Ling Li (IMAGE) Virginia Tech Caption Ling Li, an assistant professor in the Department of Mechanical Engineering in the College of Engineering, holds a cuttlebone sample. Credit Peter Means for Virginia Tech Usage Restrictions None 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.