The sound you hear when you crack your knuckles is actually the sound of nitrogen gas bubbles bursting.
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The full moon causes a tidal wave to roll up the Amazon river once in day and once in night for a period of only three weeks in a year. This results in continuous 4m high wave that can be surfed for up to 13km.
14
Some nursing homes in Germany have fake bus stops to keep Alzheimer's patients from wandering away.
14
Leather skin does not have any smell. The leather smell that you sense is actually derived from the materials used in the tanning process.
23
97% of all paper money in the US contains traces of cocaine.
93
The 409 escalators in the London subway cover a distance every week which is approximately equivalent to several trips around the globe!
94
85% of all Valentine's Day cards are purchased by women!
38
Contrary to popular belief, hair does not grow back darker and thicker after it has been shaved.
71