Neil deGrasse Tyson urges government to just 'show the alien' after latest UFO files release

Astrophysicist Neil deGrasse Tyson has a blunt request for the government as the Pentagon rolls out the highly anticipated ...
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Scientist Neil deGrasse Tyson tells US government to 'show the alien!' after latest UFO disclosure

Astrophysicist Neil deGrasse Tyson, 67, explained how any alien visitor from another planet would likely look very different ...