Kepler-452b revolves around a sun much like our own.
July 13, 1987|
William H. Welch and the Rise of Modern Medicine. Donald Fleming. The Johns Hopkins University Press, Baltimore, 1987. 240 pp. $8.95 PB. This lively, brief biography of William Henry Welch also explores the transition of American medicine from craft-based skill to science-based profession. As a leading scientific "Influential," Welch was largely responsible for bringing Germany's laboratory ideal of "learning by doing" to the United States, introducing scientific methods to American medical sch