Designed to give readers a sense of wonder through its recounting of the development of lasers and the ways in which they are used, Lasers: The Technology and Uses of Crafted Light, New Edition shows how the scientists and engineers who invented lasers created them as a means of pursuing a scientific theory and then had to figure out what to do with them. This new edition guides students and general readers through the amazing complexities of the world of lasers. It answers basic questions about the science and technology of lasers, as well as modern uses for lasers in medicine, industry, research, communications, and the military. Additionally, it examines how and why lasers have been used as substitutes for other tools, and it offers a look at the business of laser development.