Heat Shrinking Materials (IMAGE) Massachusetts Institute of Technology Caption While most solid materials expand with heat, this 3-D-printed structure, designed by MIT engineers, is designed to shrink, based on the stretching and pulling of its internal beams and trusses. Credit Image: Qiming Wang Usage Restrictions Images are made available to non-commercial entities, press and the general public under a Creative Commons Attribution Non-Commercial No Derivatives license. You may not alter the images provided, other than to crop them to size. A credit line must be used when reproducing images. 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.