Our bones contain chemical information about our diet, our behavior, and even our geographic origin. With the right tools, scientists can decode that information to learn about the past lives behind skeletal remains. Christine France of the Smithsonian's Museum Conservation Institute uses stable isotope ratio analysis to help anthropologists answer questions about possible 18th-century pirates and more. Sign up for C&EN's newsletter at bit.ly/chemnewsletter. Find a full transcript of the episode at http://cenm.ag/storyinbones. Stereo Chemistry is published by C&EN, the newsmagazine of the American Chemical Society. Contact us at [email protected]. This episode was written, hosted, and produced by Kerri Jansen. Music: "Shoe Glaze" by Jesse Spillane is licensed under CC BY 4.0