What would happen if a day was a minute? What if an asteroid hit a volcano that was ready to erupt? Would a rocket and a bullet go through Jupiter's center? How many countries would Earth have if they were all the size of Vatican City? Would you tell anyone if you found oil on Mars? Could a person eat a whole cloud? Hank Green and Randall Munroe have answers!

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If you're in need of dubious advice, email us at hankandjohn@gmail.com.

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

Follow us on Twitter! twitter.com/dearhankandjohn

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'Falei uma frase errada em uma entrevista e até hoje lembram disso': a jovem que virou meme há 10 anos