DerekJohnson (IMAGE) West Virginia University Caption Derek Johnson, associate professor, Department of Mechanical and Aerospace Engineering, WVU Benjamin M. Statler College of Engineering and Mineral Resources Credit WVU Photo Usage Restrictions NONE License Original 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.