Liquid Metal Wires (IMAGE) North Carolina State University Caption The tube, filled with liquid metal, can be stretched many times its original length. Credit Dr. Michael Dickey, North Carolina State University 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.