An investigation into UFO sightings compiled under the guidance of Britain's leading Ufologist. Every year thousands of people report sighting unidentified flying objects or UFO's. In approximately 90% of cases these soon become IFO's- Identified flying objects...but what are we to make of the remaining 10%? Speculation as to whether or not these mainfestations are the ships of alien spacemen, secret Russian or American spy planes, or just strange quirks of natural light and weather conditions has been going on for decades. UFO Sightings examines the evidence and gives you the facts.