Throughout history unidentified objects have been seen in the skies. now that space travel is becoming a reality, the concept of visitors from other worlds has become more fascinating and more probable.
This book looks at:
- The history of UFOs
- Alternative explanations of the UFO phenomenon
- The mystery of Roswell and the Philadelphia Experiment
- Theories of government conspiracy surrounding aliens
Includes simple exercises to help you discover more about this fascinating subject.
Contains black and white illustrations.
