Magnetic Fields (IMAGE) Technische Universität Dresden Caption Magnetic fields inside a superconductor with broken time-reversal symmetry: Red and blue arrows illustrate the direction and strength of the internal magnetic fields for forward and backward time development. Credit Copyright: Hans-Henning Klauss 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.