Nanospheres (IMAGE) DOE/Lawrence Berkeley National Laboratory Caption At upper right, a cadmium sulfide nanosphere before stress is applied. The hollow sphere is partly transparent to the electron beam. At lower right, the sphere after being stressed to the point of failure. Credit Andrew Minor, National Center for Electron Microscopy 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.