ORNL Director Thomas Zacharia speaks (IMAGE) DOE/Oak Ridge National Laboratory Caption ORNL Director Thomas Zacharia speaks to fourth- and fifth-grade students at Midway Elementary School in Roane County on May 14, 2021. Credit Carlos Jones/ORNL, U.S. Dept. of Energy 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.