Martians Go Home, by Fredric Brown, copyright 1955; Baen Books/Baen Publishing Enterprises, May 1992. A light and entertaining tale of annoying Martians.
The Protector's War, by S.M. Stirling, copyright 2006; ROC/New American Library/Penguin Group (USA) Inc., September 2006. Second in Stirling's readable post-Apocalyptic series.
Random musings on books, code, and tabletop games.