Download or read book Nemesis Affair Revised And Expanded written by David Raup and published by W. W. Norton & Company. This book was released on 1999-11-23 with total page 244 pages. Available in PDF, EPUB and Kindle. Book excerpt: In this lively, fascinating, and often disturbing book, Raup reexplores the controversies of the Nemesis theory and investigates the issues--both scientific and philosophical --of mass extinction.