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Full Version: Where are all those aliens? (Jill Tarter & Douglas Vakoch interview)
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https://youtu.be/UqVFdBSyR8s

VIDEO EXCERPT: The Fermi Paradox has a robust structure of a paradox only if you can say they aren't here. And then you can conclude that there cannot have been any technological civilizations at any other time in any other place -- we're the first. But can we say they're not here? 

I actually think that we've so poorly explored even our own little corner of the universe that there could be many forms of intelligent technologies -- alien colonizers here. But they're nanoscale, or they are not the model that we think of -- the big wet, fat biology. That might not be what visitation by an alien advanced technology actually means...

Where are all those aliens? (Jill Tarter & Douglas Vakoch)