Revolutionary Scientific Discoveries and Theoriesa"[ Riveting audio explains history's most exciting discoveries. In this series, listeners will travel back in time, experiencing the lives and cultures of some of the world's greatest scientists. This audiobook helps students gain perspective on the scientific climate surrounding history's greatest scientific discoveries and theories. This series is an eye-opening addition to any library. Hubblea (TM)s discovery of the Big Bang is one of the most important in astronomy and physics. It taught us where the universe came from and how it might end. Students will learn how Hubblea (TM)s early, unprecedented photographs of pulsars served as one of the first clues along the path that led him to the discovery of the Big Bang. Listeners will also see how Hubblea (TM)s discovery opened up new doors to information about the universe.