You can hear the blood flowing through your ears if you find a quiet place and cover them tightly.
17
The most expensive license plate is the number '1', bought by an Abu Dhabi businessman - costing a staggering $14.3 million!
3
When glass breaks, the cracks move at speeds of up to 3,000 miles per hour.
423
Paper money is not made from wood pulp but from cotton. This means that it will not disintegrate as fast if it is put in the laundry.
37
The weight of air in a milk glass is about the same as the weight of one aspirin tablet.
63
