Sullivan won nearly every award open to a science journalist, including the Daly Medal of the American Geographical Society, the George Polk Award, the Distinguished Public Service Award of the National Science Foundation, the AIP Science writing award; the James T. Grady-James H. Stack Award for Interpreting Chemistry for the Public from the American Chemical Society, and the American Association for the Advancement of Science.
Sullivan a câștigat aproape fiecare premiu atribuit unui jurnalist științific, inclusiv Medalia Daly a Societății Americane de Geografie, Premiul George Polk, Distinguished Public Service Award al National Science Foundation, Science writing award al AIP; James T. Grady-James H. Stack Award for Interpreting Chemistry for the Public din partea American Chemical Society și American Association for the Advancement of Science.