Propagation of the Terahertz Waves (IMAGE) Forschungszentrum Juelich Caption This image shows the propagation of the terahertz waves in ionized gas in a magnetic field of 178 tesla. Credit Forschungszentrum Jülich 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.