Diver Collecting Foraminifera (IMAGE) University of California - Davis Caption Foraminifera are marine organisms whose shells provide a valuable record of past climate change. A new study used techniques from materials science to analyze how foraminifera build their shells. In this image, Alex Gagnon of the University of Washington collects floating foraminifera (less than one centimeter in size) for the study. Credit B?rbel Hönisch, Columbia University Usage Restrictions May be used with acknowledgement. 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.