When glass breaks, the cracks move at speeds of up to 3,000 miles per hour.
423
An ounce of platinum can be stretched 10,000 feet.
40
Studies show that the colder the room you sleep in, the more likely you are to have a bad dream.
29
More than 10% of the world's salt is used to de-ice American roads.
54
The average IQ is 100, while 140 is the beginning of genius IQ.
140
One in five long-term love relationships began with one or both partners being involved with others.
177
Only 8% of the world’s currency is physical money. The rest exists only on computers.
20