Many of us believe, despite no conclusive evidence, that aliens exist.
And, as of Wednesday, you can count NASA Administrator Bill Nelson among them, who just admitted that he believes we may not be alone in the galaxy after reading the classified version of the U.S. intelligence report on Navy pilots' repeated sightings of UFOs, according to an initial report from CNN.
This could mark a fundamental shift in how seriously we take the idea of extraterrestrial life.
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