This book features 12 engaging biographies of women and men in physics—from a materials physicist and an oceanographer to a biophysicist, an atmospheric scientist, and more. These remarkable scientists share their stories and provide personal photographs. They describe what they do, how they got into it, and why they enjoy it. Next to each biography there are interesting and fun activities related to each career. This innovative book, written by award-winning science writer John Johnson Jr, conveys the excitement of physics and the wide variety of careers available. It also inspires young readers to think about what they like to do and possible careers in physics.