Did you know that in Ottumwa, Iowa it is forbid for men to wave to an unknown woman within the borders of the city?
If you keep a Goldfish in the dark room, it will eventually turn white.
Did you know that 1billion position of Pi is 9?
Women blink nearly twice as much as men.
A cockroach can live several weeks with its head cut off!
Did you know that the cremation of an adult takes 90 minutes?
A rhinoceros horn is made of compacted hair.
Did you know that 111,111,111 x 111,111,111 = 12,345,678,987,654,321 is?
Did you know that only humens, bonobos and dolphins are having sex just for fun?
The longest word in the English language is 1909 letters long and it refers to a distinct part of DNA.