Presenting three books in the popular and exhaustive trivia series. This collection takes a trip to the dark side of crime and disaster that is educational and informative. Lennox answers such questions as: How long does it really take to analyze a DNA sample? Who started the first forensics laboratory? What makes a perfect storm perfect? How did the Halifax Explosion occur? What was the world's worst airplane crash? The answers may surprise you. IncludesNow You Know Extreme WeatherNow You Know Crime ScenesNow You Know Disasters