Experience the greatest breakthroughs in science, with the DK Science Stories series. In 1870s America, two brilliant scientists, Edward Drinker Cope and Othniel Marsh, are locked in a ruthless competition. They're not fighting over gold, but something much more incredible: dinosaur bones. This is the explosive true story of the Bone Wars, a period of fierce rivalry, daring expeditions, and astonishing discoveries that transformed our understanding of life of on Earth. From secret digs and stolen fossils to sabotage and public feuds, this is a story of scientific skulduggery and a ruthless quest to discover the most spectacular prehistoric creatures ever found. As the two teams raced across the American West, they unearthed iconic dinosaur fossils but left a trail of destruction in their wake.