'Family Portrait' (IMAGE) American Chemical Society Caption Researchers are using a new X-ray technique to identify the original details and colors of the "fist-fight" image (above) hidden underneath this "Family Portrait" painting. Credit Brandywine River Museum Usage Restrictions With 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.