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The Alien Files: UFOs Under Investigation (Full Episode S1|E5)
In most cases, UFO sightings are easily explained by simple scientific facts: optical illusions, atmospheric phenomena, sounding balloons, hallucinations. In this episode, researchers who specialize in the science of the unexplained look at these so-called sightings. Subscribe to Janson for more great UFO & Paranormal Videos: http://pixelfy.me ...
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