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The rapid development of artificial intelligence has made it a powerful tool for historians and archaeologists. But might it also reveal evidence of an extraterrestrial presence on Earth?
From footage of extraordinary aircraft taken by fighter pilots to mysterious glowing orbs that are reported all over the world, are these remarkable sightings evidence of extraterrestrial visitation?
From colossal figures that can only be seen from the sky to complex crop circles that mimic sound frequencies, and mathematical messages encoded on opposite sides of the planet, could these sites hold clues about alien visitation?