Much of the world's oceans remain unexplored. Underwater drones help researchers find shipwrecks and learn more about ocean habitats. Deep-Sea Drones explains how these drones work and how they can be used to make scientific breakthroughs now and in the future. Easy-to-read text, vivid images, and helpful back matter give readers a clear look at this subject. Features include a table of contents, an infographic, a glossary, additional resources, and an index. Aligned to Common Core Standards and correlated to state standards.