Design of a smart lighting system (IMAGE) City University of Hong Kong Caption Design of a smart lighting system: a) An apple observed under natural light; b) An apple observed under a control light. Credit © Li, H. et al. https://www.nature.com/articles/s41377-023-01073-x Usage Restrictions Image must be used with appropriate caption and credit. 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.