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Leonardo da Vinci's study of mechanics led to the creation of early prototypes of flying machines and submarines. Biologist Carolus Linnaeus pioneered the hierarchal system of taxonomic classification in use today. Barbara McClintock's genetics research garnered her the Nobel Prize in Medicine. Detailed profiles of these and many other notable scientists are thoughtfully collected within these pages, and are supported by stunning photographs and images. Readers will be fascinated and inspired for years to come.