内容简介：
An important series of books that tells the dramatic stories behind the great discoveries of science. From the nature of the atom to the age of the universe, your students will read about the great scientists who asked the questions, and followed the process of discovery that helped us to understand these momentous scientific answers.A history of the scientific effort to understand the nature of light, to measure its velocity, and to comprehend how our modern conception of light has altered our views about the nature of space and time.