The chlorine smell in swimming pools is accentuated by the chemical's reaction with impurities (like poop.)
7
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
Mushrooms are more closely related to humans than they are to plants.
47
More than 6,000 people with pillow-related injuries check into U.S. emergency rooms every year!
51
On average, 100 people choke to death on ballpoint pens every year.
72
There was once an undersea post office in the Bahamas.
241
The chances of making two holes-in-one in a round of golf are one in 67 million.
67
