There are 170,000,000,000,000,000,000,000,000 ways to play the ten opening moves in a game of chess.
266
There is a fake village with fake shops and restaurants that is actually a care home for elderly dementia sufferers in the Netherlands.
7
Blue light fends off drowsiness in the middle of the night, which could be useful to people who work at night.
240
The glue on Israeli stamps is certified kosher.
67
When watching a DVD press stop-stop-play-skip to skip the ads and go straight to the movie.
23
Coins usually survive in circulation for about 30 years.
66
The chills you sometimes feel when listening to music is called "musical frisson."
18
It takes the same amount of time to age a cigar as wine.
25