33 documentaries on Netflix right now that will make you smarter

IFC Films One of the great things about Netflix is that it has brought thoughtful, compelling documentaries to a much wider audience -- something filmmakers could only dream of a decade ago. And with binge-worthy titles like "Amanda Knox" or "Metallica: Some Kind of Monster" a click away, you can get a lot of great nonfiction viewing any night of the week. You'll learn a lot more about the world, but don't worry -- you'll also be entertained. Here are 33 documentaries we think you should stream ...