Navodi Jayarathne and Kathleen Smits (IMAGE) Southern Methodist University Caption Lead study author Navodi Jayarathne, a postdoctoral researcher in SMU Lyle School's Civil and Engineering Department, and Kathleen Smits, SMU Lyle School of Engineering Chair of Civil and Environmental Engineering and Solomon Professor for Global Development, at the test site in Colorado. Credit Austin Hannon/CSU 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.