UFOs might have been extra-terrestrial vehicles: retired McGill prof | Montreal Gazette
"There are cases going back 50 years of pilots seeing" UFOs, says Don Donderi, adding that some sightings have been unnervingly detailed.
Just as Harvard scientists weigh in on that massive thingamajig that zipped past the sun last year — the flat, elongated ‘Oumuamua’ was possibly a probe sent to Earth by “an alien civilization,” they said
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