Since the earliest days of spaceflight, substantial concern has been expressed regarding the physical needs of astronauts, including any biological damage that

Perkins, a former chief economist at a Boston strategic-consulting firm, confesses he was an "economic hit man" for 10 years, helping U.S. intelligence agencies

With nearly 400 scores to his credit, Ennio Morricone is one of the most prolific and influential film composers working today. He has collaborated with many si

Analyzes the impact of anesthesia on nineteenth-century medicine, discusses the advantages and disadvantages of anesthesia, and explains how rules for its use w