The scent of women’s tears temporarily reduces sexual arousal and testosterone production in men.
12
Passengers on the Beijing subway can pay with plastic bottles.
29
You burn 26 calories in a one minute kiss.
605
If the human eye was a digital camera, it would have 576 megapixels.
25
Bamboo plants can grow up to 36 inches in a day.
52
Cash machines are as dirty as public toilets.
175
The search engine Google got its name from the word 'googol', which refers to the number one with a hundred zeros after it.
56
Only 8% of the world’s currency is physical money. The rest exists only on computers.
20