Manoochehr Shirzaei (IMAGE) Virginia Tech Caption Manoochehr Shirzaei, an associate professor of geosciences at Virginia Tech. Photo by Steven Mackay. Credit Virginia Tech Usage Restrictions Credit Virginia Tech 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.