Mars news and movies: Project Hail Mary

What do you do with a check once it’s deposited? How does Vitamin D work? When someone compliments my necklace, is there a concise way of saying it’s cremation jewelry and contains the ashes of my grandpas (plural)? What should I do in my free time? How do glow in the dark stickers work? What’s up with teeth? …Hank and John Green have answers!

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

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