Week of:
Jan 03, 2020

Food's travels through the body

Dear Alice,

Some friends and I were debating how long it takes for food to digest within our bodies, and then the total time it stays until it is excreted. Please settle this issue for us.

Union of Uranus

How do tattoos work?

Alice,

How do tattoos work? I mean, if human skin cells are always shedding and reproducing themselves, how are the pigments of a tattoo able to stay in the skin for so long?

— MOM

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