Dear Hank & John

Why are crisp packet wrappers so noisy? What do you do with a second copy of a book? What's between your organs? Why are podcast ads so different from TV & radio ads? What is a relegation zone? Are Martian sunsets really blue? Hank Green and John Green have answers!If you're in need of dubious advice, email us at hankandjohn@gmail.com.Join us for monthly livestreams and an exclusive weekly podcast at patreon.com/dearhankandjohn.Follow us on Twitter! twitter.com/dearhankandjohn