How does the world work? How do light, energy, and matter interact? These fundamental questions about our world are studied by physicists, who put their discoveries to work in the real world. For the last century, discoveries in physics have happened at a rapid pace, and scientists of African heritage from around the world have been in the middle of the action. Inside, read inspiring stories of men and women who changed our ideas about how the universe was made, who examined the Earth and how it moves, and many more. Great scientific achievements, innovations, and inventions have been recorded in recent times and in the past by men and women of color, and this series celebrates their work and lives, specialty by specialty. Their stories can inspire students of today to pursue their own dreams of science success. In a perfect world, we, like science, would not see color. Until then, we celebrate and inspire with stories of BLACK ACHIEVEMENT IN SCIENCE.