That's a Stretch (IMAGE) DOE/Sandia National Laboratories Caption Sandia-developed interfacial force microscope tip unexpectedly creates a tendril from a block of salt as the tip retreats from the salt surface. The picture was taken by a transmission electron microscope at the Sandia/Los Alamos Center for Integrated Nanotechnologies. Credit Jianyu Huang 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.