Comets
Scientific American Investigates Things That Light Up the Sky
Even before knowing what they were, humans were captivated with comets. Some early mathematicians correctly calculated when the comets would return; contemporary scientists discovered why this happens. From their ancient symbolism to their modern scientific significance, this volume explores the captivating tales and cutting-edge research surrounding these celestial bodies. The engaging main text, augmented with informative graphic organizers and intriguing fact boxes, gives young readers a deeper understanding of the formation and movement of comets, as well as what this knowledge can teach us about the universe.