Fact-filled non-fiction that uncovers the who, where, why, and how of amazing scientific discoveries throughout history. From the explosion at the start of the universe to atomic energy and the impact of immunization the contents focus on the people behind the science and the history happening at the time. Included within the book is a contents list at the front and a glossary at the back plus a "take it further" activity on each page. Discover the human side of STEM!