Are there more wheels or doors? Why do we have individual teeth? Are there more teeth or more legs? mOON NOT COLD? What if my colors are different? How do I use a mouse? Why do firefighters have Dalmatians? Do astronauts ever eat normal food? How does moving water cast a shadow? John Green and Hank 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

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