I found this cool list, Hundreds of Amazing Facts. Some examples:

• A hard working adult sweats up to 4 gallons per day. Most of the sweat evaporates before a person realizes it's there, though!
• After eating, a housefly regurgitates its food and then eats it again!
• Apples are more efficient than caffeine in keeping people awake in the mornings!
• Cat urine glows under a black-light!
• Most lipstick contains fish scales!
• One ragweed plant can release as many as one billion grains of pollen!
• The longest recorded flight of a chicken is 13 seconds!
• 101 Dalmatians and Peter Pan are the only two Disney cartoon features with both parents that are present and don't die throughout the movie.