 His NASA biography also records contributions to the study of noble gases in iron meteorites and lunar samples, radiometric age dating and isotope geochemistry of lunar, Martian, and meteoric samples, and the application of stable isotope methods to biomedical research.He has served as an Associate Editor of Geochimica et Cosmochimica Acta and Proceedings of the Lunar and Planetary Science Conference.Nyquist received a B.A.