The little circles of paper that are cut out after a paper has been punched by a hole puncher are called "chad."

On December 23, 1947, Bell Telephone Laboratories in Murray Hill, N.J., held a secret demonstration of the transistor which marked the foundation of modern electronics.

A perfect SAT score is 1600 combined. Bill Gates scored 1590 on his SAT. Paul Allen, Bill's partner in Microsoft, scored a perfect 1600. Bill Cosby scored less than 500 combined.

AMAZING FACTS