Fusion -- Heating the Core (VIDEO) DOE/Oak Ridge National Laboratory This video is under embargo. Please login to access this video. To view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 video Caption The linear-shaped plasma created in the Proto-MPEX machine at ORNL is suitable for testing novel metal alloys designed to protect the inside of fusion reactors that reach millions of degrees. Credit Ted Biewer/Oak Ridge National Laboratory, 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.