A Reddit.com user posed the question to Neil deGrasse Tyson: “Which books should be read by every single intelligent person on the planet?â€Below, you will find the book list offered up by the astrophysicist, director of the Hayden Planetarium, and popularizer of science. Where possible, we have included links to free versions of the books, all taken from our Free Audio Books and Free eBooks collections. Or you can always download a professionally-narrated book for free from Audible.com. Details here. If you’re looking for a more extensive list of essential works, don’t miss The Harvard Classics, a 51 volume series...