How much of the galaxy have we actually searched for extraterrestrial life? Neil deGrasse Tyson explores just how little we’ve looked at with Jill Tarter, …
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Searching for Aliens, with Neil deGrasse Tyson
How much of the galaxy have we actually searched for extraterrestrial life? Neil deGrasse Tyson explores just how little we’ve looked at with Jill Tarter, …
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