To get a song out of your head, try doing something like a puzzle or Sudoku.
13
A lump of pure gold the size of a matchbox can be flattened into a sheet the size of a tennis court.
140
Those things you see in your eyes when you stare into space are called Mouches Voltanes, which are also broadly referenced to as Floaters.
9
There is a Swedish religion called Kopimism whose sole tenet is that all knowledge should be available to everyone - and thus, using CTRL+C and CTRL+V are sacred acts.
2
There is a mass reservoir of water floating in space that is 100,000 times bigger than our sun and holds 140 trillion times more water than all of our oceans.
11
Most of the dust underneath your bed is actually your own dead skin.
251
In Japan, it is tradition for husbands to get a monthly allowance from their wives.
6