UFO mystery may be result of advanced 'stealth civilization' living on Earth among us, say Harvard scientists - as they reveal where their secret bases could be located
4 months ago
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Skeptics have long questioned why UFOs, if they are E.T. craft, would visit Earth so often - but two Harvard scientists suspect the beings may have been here all along
UFO mystery may be result of advanced 'stealth civilization' living on Earth among us, say Harvard scientists - as they reveal where their secret bases could be located