Electron Microscope (IMAGE) University of Missouri-Columbia Caption In the study, the scientists heated a single grain of ochre and watched the effects of temperature change under an electron microscope at MU's Electron Microscopy Core facility. Credit University of Missouri 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.