5. And while we’re on the subject, did you know that between when we first learned about Pluto in 1930 and today, the dwarf planet has not managed to completely circumnavigate the sun once? It will only accomplish this for the first time since its discovery in 2178.
6. In case you’ve ever wondered, here’s what a young person’s skull looks like with all the baby teeth still intact.
7. Oh, also, you’re never supposed to stick Q-tips in your ears.
