Origins Lab (IMAGE) University of Chicago Caption The University of Chicago's Nicolas Dauphas at work in his Origins Lab at the University of Chicago. He wears special clothing in his environmentally controlled laboratory to prevent contamination of his research samples from stray particles suspended in the air. Credit Photo by Dan Dry Usage Restrictions These images may be used to illustrate news stories describing the research results reported in this news release. 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.