Glass Comparison (IMAGE) Optica Caption Researchers created a new type of glass that is etched with nanograss structures. The top image shows that text can be read through normal flat glass, while the glass etched with nanostructure scatters light, making the glass appear opaque. This glass could help boost the performance of solar cells and LEDs. Credit Image Credit: Sajad Haghanifar, University of Pittsburgh 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.