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BiographiesScience and TechnologyAstronauts and AviatorsExplorersMathematicians and statisticiansScientists: Applied Sciences and TechnologyScientists: Earth SciencesScientists: Life SciencesScientists: Physical SciencesSee alsoArchitectsAfrican-American Scientists and InventorsAsian Pacific Americans ScientistsHispanic-American ScientistsWomen ScientistsRelated LinksAstronomySpace ExplorationHealth & NutritionAviationScience and InventionsScience and Other AwardsSally RideBiographies by CategoryArts and EntertainmentBusiness, Philanthropy, and LaborPolitics and GovernmentScience and TechnologySociety, Culture, and ScholarshipSportsPeople in the NewsRecent Obituaries