#252 — Are We Alone in the Universe?

Sam Harris speaks with Neil deGrasse Tyson about our place in the universe. They discuss our current understanding of extra-solar planets, the prospect that there is complex life elsewhere in the galaxy, the Fermi problem, the possibility that all advanced civilizations self destruct, how we can detect life on exoplanets, recent media interest in UFOs, whether a direct encounter with alien life would change our world, the flat-Earth conspiracy, the public understanding of science, the problem of political partisanship, racial inequality, and other topics. If the Making Sense podcast logo in your player is BLACK, you can SUBSCRIBE to gain access to all full-length episodes at samharris.org/subscribe.   Learning how to train your mind is the single greatest investment you can make in li