Biofinder images (IMAGE) University of Hawaii at Manoa Caption Biofinder detection of biological resides in fish fossil. (a) White light image of a Green River formation fish fossil (b) Fluorescence image of the fish fossil obtained by the Biofinder (c) Close-up white light image of the fish fossil cross-section (d) Fluorescence image showing strong bio-fluorescence from the fish remains. Credit Misra, et al., 2022 Usage Restrictions Image may only be used with appropriate caption and credit. 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.