The sound you hear when you crack your knuckles is actually the sound of nitrogen gas bubbles bursting.
244
A million dollars weighs about a metric ton. Hence the expression "a ton of money."
66
There are more telephones than people in Washington, D.C.
121
There are approximately three million shipwrecks on the ocean floor, worth billions in value and treasure.
22
On average, 100 people choke to death on ballpoint pens every year.
72
Water is actually naturally blue.
48