It came from outer space. Like, literally, outer, outer space. Oumuamua made the news last year as the first observed body from interstellar space that had been seen in our solar system. And then it got weird. It was like nothing we ever saw before. It was neither astroid nor comet. It also seemed to accelerate as it left our solar system. Now a Harvard professor, no less, believes it was of artificial origin. On this…
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