Neil deGrasse Tyson is Americaâ??s most famous astrophysicist and host of the modern remake of the science show â??Cosmos.â? So it is hardly surprising that he has something to say on the subject of unidentified flying objects (UFOs) and little green men.
Last year, Tyson made headlines by joking, I think, to Business Insider, â??People ask, â??If life is teeming across the galaxy, where are they? How come theyâ??re not just walkinâ?? into the White House or visiting us in Times Square?â?? I have some unorthodox thoughts on that matter.â?
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