Light-Emitting Textiles (IMAGE) Cell Press Caption These photographs show light-emitting textiles displaying the 'smiling face' emoji, a rectangular spiral, and the number 8. Credit The Carmichael Lab Usage Restrictions Credit Required. 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.