USA UFO - Avrocar 1950
The Avro Canada VZ-9 Avrocar was the vertical take-off and landing vehicle name under which a the USA and Canada developed one of their first experimental flying vehicles with the capacity to fly at any angle, .
Denver UFO sighting
The Federal Aviation Administration is investigating a mystery in the sky. A mysterious object flying over Denver nearly caused a mid-air collision Monday evening, 9Wants to Know has learned.
As far as investigators know, the mystery object did not .
The Mantell UFO incident where captain Thomas F. Mantell got involved in belongs to one of the most important and popular UFO sightings. Especially becouse the encounter with a UFO ended in the death of a fighter pilot that changed .