Guest: Dave Ketchledge. Topics: "Rocket Science," nuclear power, space policy, space education. Dave Ketchledge was our guest to discuss his new book on CD, "Rocket Science." You can order this book and find out more about it by visiting his website, www.rocketengineer.bravehost.com/. During Segment 1, Dave talked about the need for space engineering and rocket education, how his book fills this need, and what it means for future engineers in all disciplines, not just those related to space.