The plasma record reached a temperature of 50 million degrees. (IMAGE) DOE/Princeton Plasma Physics Laboratory Caption The plasma record reached a temperature of 50 million degrees. Credit © CEA Usage Restrictions Credit must be given to the creator. License CC BY 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.