The Fermi Paradox: Where the heck are all the aliens?

Given the sheer size of the universe, it's overwhelmingly likely that some form of alien life exists - so where the heck are they? Tune in to learn more. Learn more about your ad-choices at https://www.iheartpodcastnetwork.com They don't want you to read our book.: https://static.macmillan.com/static/fib/stuff-you-should-read/ See omnystudio.com/listener for privacy information.