Microscope reveals two fish embryos (IMAGE) Institute of Science and Technology Austria Caption Spotted. Looking through the microscope reveals two fish embryos. Credit © ISTA Usage Restrictions Free to use when reporting about ISTA. 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.