What Is Snot and Why So Much?

Who is responsible for the ridiculous pet names from John and Hank’s childhood? Any tips on how to cope with pre-wedding stress? Can you explain snot? What is turtle etiquette? What organs do you actually need? What would happen if the oceans were 50% less salty? …Hank and John Green have answers!

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

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