Spin supercurrent (IMAGE) University of Jyväskylä - Jyväskylän yliopisto Caption Superconductors can carry magnetic information to much longer distances than can conventional metals. Credit University of Jyväskylä Usage Restrictions Can be used in news and social media posts with picture credit information included. License Original 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.