The shark cornea has been used in eye surgery, since its cornea is similar to a human cornea.

On average, 42,000 balls are used and 650 matches are played at the annual Wimbledon tennis tournament.

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.

A M A Z I N G   F A C T S