If you mouth the word "colorful" to someone, it looks like you are saying "I love you".
634
There are 170,000,000,000,000,000,000,000,000 ways to play the ten opening moves in a game of chess.
266
The weight of air in a milk glass is about the same as the weight of one aspirin tablet.
63
The best time for a person to buy shoes is in the afternoon. This is because the foot tends to swell a bit around this time.
49
Americans are responsible for generating roughly 20% percent of the garbage in the world.
29
Only humans shed emotional tears.
331
An iceberg contains more heat than a lit match.
73
Passengers on the Beijing subway can pay with plastic bottles.
29