Blue eyes are the most sensitive to light, dark brown the least sensitive.
105
Water is actually naturally blue.
48
A lump of pure gold the size of a matchbox can be flattened into a sheet the size of a tennis court.
140
American car horns beep in the tone of F.
66
If you mouth the word "colorful" to someone, it looks like you are saying "I love you".
634
Drying your hands with paper towel will reduce the bacterial count by 45 - 60% on your hands. However, using a hand dryer will increase the bacteria on your hands by up to 255% because it blows out bacteria already living in the, conveniently, warm moist environment.
26
In Finland, Valentine's Day is called "Ystävänpäivä" which translates into "Friend's day".
4
The small pocket in the larger pocket of your jeans was designed for pocket watches.
11