UFO Evaluating the Evidence Author:Bill Yenne, Bill Yenne Unidentified Flying Objects: A figment of the paranoid imagination? A sophisticated hoax? Misperception of natural phenomena? This captivating investigation features photographs and a variety of evidence, including gripping eyewitness accounts, astounding technical data, and secret government research. Explore the history of UFO sightings includ... more »ing "flying saucers," Project Blue Book, Roswell, and more. This fascinating up-to-the-minute volume presents all the information you need to form your own conclusions about the true nature of UFOs.« less