Lucan's famous dictum that those standing on the shoulders of giantssee more than the giants themselves applies to no human endeavormore thoroughly than to the pure sciences: astronomy, chemistry, biology, geology, mathematics, physics, and the many subdisciplinesthey have spawned. The three volumes of Science and Scientistsdocuments more than 200 of the most important breakthroughs ormilestones in the history of science, cross-referenced to link those thatbuilt on others, from ancient times to the present day. These essaysare accompanied by biographical sidebars on nearly as many giantsbehind the discoveries