Flexing 3D (IMAGE) DOE/Sandia National Laboratories Caption Alex Commisso flexes a piece of 3D- printed material with varying softness achieved by Selective Dual-Wavelength Olefin Metathesis 3D-Printing, or SWOMP. Credit Craig Fritz/Sandia National Laboratories Usage Restrictions with courtesy 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.