When telephone companies first began hiring telephone operators, they chose teenage boys for the job. They switched to women because the teenage boys were wrestling instead of working and pulling pranks on callers.

Tycho Brahe, a 16th century astronomer, lost his nose in a duel with one of his students over a mathematical computation. He wore a silver replacement nose for the rest of his life.

Dogs can make about 10 sounds, while cats make about 100.

AMAZING FACTS