How does public domain work? What is the most common name in human history? Why do we sleep in the dark? What's up with epigraphs in books? When does researching become spying? How are categories useful? Hank Green and John Green have answers!

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If you're in need of dubious advice, email us at [email protected].

Join us for monthly livestreams at patreon.com/dearhankandjohn.

Follow us on Twitter! twitter.com/dearhankandjohn