Dartboards are made out of horsehairs.
129
Like fingerprints, everyone's tongue print is different.
250
Only 8% of the world’s currency is physical money. The rest exists only on computers.
20
Blue eyes are the most sensitive to light, dark brown the least sensitive.
105
When glass breaks, the cracks move faster than 3,000 miles per hour. To photograph the event, a camera must shoot at a millionth of a second!
114
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 "Cobra Effect" is where a solution for a problem actually makes the problem worse.
21
Contrary to popular belief, hair does not grow back darker and thicker after it has been shaved.
71