Nanotubes "wiggling" (VIDEO) Johns Hopkins University This video is under embargo. Please login to access this video. Caption Leak-free piping, made with nanotubes that self-assemble, self-repair, and can connect themselves to different biostructures. Credit Johns Hopkins University Usage Restrictions None 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.