A lump of pure gold the size of a matchbox can be flattened into a sheet the size of a tennis court.
140
Passengers on the Beijing subway can pay with plastic bottles.
29
If you mouth the word "colorful" to someone, it looks like you are saying "I love you".
634
In many countries, urine was used as a detergent for washing.
17
The key to happiness is spending your money on experiences rather than possessions, according to studies.
21
When glass breaks, the cracks move faster than 3,000 miles per hour. To photograph the event, a camera must shoot at a millionth of a second!
114
More Americans have died in car accidents than have died in all the wars ever fought by the United States.
55
Each day, there are over 120 million sexual intercourse taking place all over the world.
301