Most people know about the two atomic bombs dropped on Japan in 1945. But Robert Oppenheimer’s Manhattan Project had on hand another nuclear core. After claiming the lives of two scientists in separate accidents, it was dubbed the Demon Core and melted down. Some demons, however, are not so easily destroyed. Today, guest host Jonathan Witt concludes his conversation with medical doctor, disaster prep expert, and novelist Geoffrey Simmons about his new thriller novel Oppenheimer's Demon, now available from Discovery Institute Press. This is Part 2 of a two-part conversation. Read More ›