The sound you hear when you crack your knuckles is actually the sound of nitrogen gas bubbles bursting.
244
People who laugh more are better able to tolerate pain - both physical and emotional.
36
The New York Stock Exchange started as a coffee shop!
99
Barbie's full name is Barbara Millicent Roberts.
78
When withdrawing money from an ATM, the 'whirring' sound before your money pops out is actually a recording. The actual mechanism is so far back that you can't hear it.
282
The 1 yen coin can be used as a weight, because it weighs exactly one gram. Also, it can float on water.
19