Eureka! tells the stories of the of revolutionary scientific discoveries throughout history. Through a fusion of history and popular science, readers are introduced to the contributions made scientists such as Galileo, Louis Pasteur, and Marie Curie, and the passion and inspiration that fueled their discoveries. The book is divided into key subject areas, including medicine, the human body, atoms and molecules, planet Earth, and the universe. Read the gripping real-life experiences of scientists who often risked injury and sometimes even their lives to change the way we think. Each thrilling "Eureka!" moment is brought vividly to life with fascinating details of experiments and equipment and stories of the scientists' terrible blunders and lucky mistakes. This book brings the excitement of scientific exploration vividly to life for young readers who are increasingly urged to pursue professions in the sciences.