When glass breaks, the cracks move at speeds of up to 3,000 miles per hour.
423
One human hair can support 3 ounces.
191
The Main Library at Indiana University sinks over an inch every year because when it was built, engineers failed to take into account the weight of all the books that would occupy the building.
240
The original game of "Monopoly" was circular.
230
There are approximately three million shipwrecks on the ocean floor, worth billions in value and treasure.
22
The higher someone’s I.Q. the more likely they are to be sleep deprived.
29
