NOTE: This edition features the same content as the traditional text in a convenient, three-hole-punched, loose-leaf version. Books a la Carte also offer a great value—this format costs significantly less than a new textbook. Before purchasing, check with your instructor or review your course syllabus to ensure that you select the correct ISBN. Several versions of Pearson's MyLab & Mastering products exist for each title, including customized versions for individual schools, and registrations are not transferable. In addition, you may need a Course ID, provided by your instructor, to register for and use Pearson's MyLab & Mastering products.

For intro-level, one-semester multidisciplinary science and astronomy courses.

Encourage students to explore answers to questions about life beyond Earth and our solar system.

Life in the Universe provides an ideal starting point for non-science majors intrigued by the latest discoveries about life in the solar system and beyond. Rigorously researched and accessible to students of all backgrounds, the text introduces concepts drawn from astronomy, biology, and geology to explain natural phenomena and to explore profound scientific questions about astrobiology. The Fourth Edition has been thoroughly revised and updated to include the latest scientific discoveries and advancements, including new information regarding extrasolar planets, artificial life, and early life on Earth.

Designed for courses in astrobiology, Life in the Universe arouses students’ natural curiosity by exploring fundamental questions such as: How did life begin on Earth? What are the most extreme forms of life currently known? What do we know about the possibility of life beyond Earth?

The text encourages non-science majors to develop an understanding of the process of science through its inherently compelling subject matter as well as its wealth of engaging features, including Learning Goals, Special Topics, and connections to popular culture. Sidebars provide optional mathematical material for courses that fulfill quantitative requirements.

Also available with MasteringAstronomy^TM

Available for the first time with Life in the Universe , MasteringAstronomy from Pearson is the leading online homework, tutorial, and assessment system, designed to improve results by engaging students before and after class with powerful content. Instructors ensure students arrive ready to learn by assigning educationally effective content before class. Students can further master concepts after class through traditional homework assignments that provide hints and answer-specific feedback. The Mastering gradebook records scores for all automatically graded assignments in one place, while diagnostic tools give instructors access to rich data to assess student understanding and misconceptions.

Mastering brings learning full circle by continuously adapting to each student and making learning more personal than ever—before and after class.