There are more telephones than people in Washington, D.C.
121
Each day, there are over 120 million sexual intercourse taking place all over the world.
301
At 90 degrees below zero, your breath will freeze in mid-air and fall to the ground.
25
If you flip a coin ten times, the odds against its coming up with the same side showing each time are 1,023 to 1.
39
It's impossible to sink in the Dead Sea without equipment!
72
The sound you hear when you crack your knuckles is actually the sound of nitrogen gas bubbles bursting.
244


