Folded sample of magnetic cilia (IMAGE) North Carolina State University Caption Photograph of an array of magnetic cilia folded and held in the tip of tweezers. Credit Jessica A.-C. Liu Usage Restrictions Image credit must be given. 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.