Here's some useless trivia that was sent to me in an e-mail a while back (I make no promises about anything's authenticity):

• A dime has 118 ridges around the edge.
• A cat has 32 muscles in each ear.
• A dragonfly has a life span of 24 hours.
• A goldfish has a memory span of three seconds.
• A "jiffy" is an actual unit of time for 1/100th of a second.
• All 50 states are listed across the top of the Lincoln Memorial on the back of the $5 bill.
• Almonds are a member of the peach family.
• An ostrich's eye is bigger than its brain.
• Butterflies taste with their feet.
• Cats have over one hundred vocal sounds. Dogs only have about 10.
• In the last 4,000 years, no new animals have been domesticated.
• Leonardo Da Vinci invented the scissors.
• Maine is the only state whose name is just one syllable.
• Rubber bands last longer when refrigerated.
• The average person's left hand does 56% of the typing.
• The sentence: "The quick brown fox jumps over the lazy dog" uses every letter of the alphabet.
• The words 'racecar,' 'kayak' and 'level' are the same whether they are read left to right or right to left (palindromes).
• There are 293 ways to make change for a dollar.
• There are more chickens than people in the world.
• There's no Betty Rubble in the Flintstones Chewables Vitamins.
• Tigers have striped skin, not just striped fur.
• Your stomach has to produce a new layer of mucus every two weeks; otherwise it will digest itself.