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
Caffeine boosts memory.
405
Any domino can knock over another object up to 1.5x its size. The 32nd object would be big enough to knock over the Empire State Building.
18
Each day, more than $40 Trillion Dollars changes hands worldwide.
37
The number of births that occur in India each year is higher than the entire population of Australia.
66
If you dropped an aerodynamic object (such as a bullet) from the Empire State Building, you could kill someone.
132
There are more than 10 million bricks in the Empire State Building!
75
Dartboards are made out of horsehairs.
129