This book throws light on the men and women whose research and discoveries changed the world, retracing the history of scientific ideas from ancient civilizations to the present. Learn all about the lives of the world's most renowned scientists, as well as some important but lesser-known figures. From Aristotle to Einstein, from planets to penicillin, this book reviews the scientific world in a charming and easy manner, with illustrative detailed drawings to help tell the stories of these extraordinary people.