American astronomer Donald H Menzel demonstrates an experiment of illusion of UFO in a laboratory in the United States.
United States USA Date:1966 Duration:3 min 18 sec Sound:Yes
Television broadcast shows the controversies regarding UFO (Unidentified Flying Object) in the United States. Book reads 'The World of Flying Saucers'. American astronomer and astrophysicist Donald H Menzel demonstrates an experiment of illusion of UFO, in the laboratory. He says that illusions of atmospheric objects are mistaken for UFOs.
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