3D-Printed Soft Robo (VIDEO) North Carolina State University This video is under embargo. Please login to access this video. Caption NC State researchers created a 3D-printed soft robot that contracts and expands when magnetic fields are applied. Credit Sangchul Roh, NC State University 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.