In this fascinating book, bestselling author Mary Roach takes a long look at the strange science behind war and combat. From battle simulations with the U.S. Marine Corp Paintball Team to deep beneath the ocean in the USS Tennessee, Roach takes the reader on a behind-the-scenes tour of the strategy and science that gets put into use every time soldiers enter the field. Learn about the threat diarrhea poses to national security, the scientists using ducks to develop more advanced DARPA technology, why shrimp are more dangerous than sharks to sailors, and why soldiers eat caffeinated meat in the field.  (Medium Discount)