Light and lipids (IMAGE) Washington University in St. Louis Caption Polarized light in tandem with programmable microscopes allow researchers at the Lew Lab, at the McKelvey School of Engineering, to see both how molecules translate and how they rotate -- at the same time. Credit Oument Zhang/WashU Usage Restrictions Use allowed with proper attribution 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.