Packed with stunning photography, Eyewitness The Elements explores the building blocks of our universe. Become an eyewitness to the fascinating world of chemical elements, in this picture-led reference guide that will take you on a visual tour of their many different properties and uses. Children will be mesmerized by where each element comes from and what it is used for, like how precious gold protects astronauts in space. This unique, beautifully illustrated guide reveals the concise history of chemistry, scientific pioneers, and the creation of the first table of elements. Using striking full-color photographs and illustrations, discover why nitrogen and oxygen are essential to our survival, what makes the metal mercury so unusual, and much more. Throughout the pages of this newly-revised book on chemical elements, you can expect to find: - A fresh new look, new photographs, updated information, and a new eyewitness feature - Amazing facts, diagrams, statistics, and timelines - Brand new eyewitness accounts from experts in the field.