Caffeine boosts memory.
405
To get a song out of your head, try doing something like a puzzle or Sudoku.
13
On average, the life span of an American dollar bill is eighteen months.
33
GTA V achieved $1 billion in sales just 3 days after its launch.
21
It's impossible to sink in the Dead Sea without equipment!
72
Fine-grained volcanic ash can be found as an ingredient in some toothpastes.
55
The average American uses eight times as much fuel energy as an average person anywhere else in the world.
28
On average, every dollar bill you touch has over 3,000 different types of bacteria.
8