From computers to optical communication, this text explores core principles underlying those technologies that continue to revolutionize our lives. Designed for nonscientists, this book requires no higher math or prior physics. It details basic physics principles at the core of information technology; examines the quantum era, discussing digital memory and computers; then moves on to the Internet era, covering lasers, optical fibers, light amplification, and wireless technology. Going beyond the technical, the book clarifies common misconceptions while offering insight on the social impacts of science and technology. It offers study questions, end-of-chapter problem sets, and real-world exercises.
