In many countries, urine was used as a detergent for washing.
17
160 cars can drive side by side on the Monumental Axis in Brazil, the world's widest road.
39
The key to happiness is spending your money on experiences rather than possessions, according to studies.
21
"Dysania" is the state of finding it hard getting up out of bed in the morning.
33
Playing Tetris after a traumatic event can prevent the development of traumatic memories and reduce the chance of having flashbacks.
30
There are 635,013,559,599 possible hands in a game of bridge.
39
You can actually sharpen the blades on a pencil sharpener by wrapping your pencils in aluminum foil before inserting them.
209

