Description: Dr. Anna J. Phillips, Research Zoologist, National Museum of Natural History, focuses on the systematics, evolution, and host associations of two parasitic worms: leeches and tapeworms. She has conducted fieldwork on 6 of the 7 continents. #Groundbreaker
Description: Henry David Hubbard (1870-1943), a physicist at the U.S. National Bureau of Standards, designed the first edition of the "Periodic Chart of the Atoms" in 1924. The chart is still in use today, continually updated to reflect new elements.
Description: Astrophysicist Dr. Andrea K. Dupree, and Kepler teammate, Ron Gilliland, obtained the first image of the surface of a star. She recently led a team that discovered fast hot winds from very young stars, which could profoundly affect their evolution and the environment of surrounding planets. #Groundbreaker
Description: Retired geologist Dr. Ursula B. Marvin, Smithsonian Astrophysical Observatory, studied lunar samples from the Apollo missions, and meteorites around the world. She has both an asteroid and a mountain ridge in the Antarctic ice named after her. #Groundbreaker