The sound you hear when you crack your knuckles is actually the sound of nitrogen gas bubbles bursting.
244
In Monopoly, the character locked behind the bars is called Jake the Jailbird. Officer Edgar Mallory sent him to jail.
65
Blue light fends off drowsiness in the middle of the night, which could be useful to people who work at night.
240
A sneeze travels out your mouth at over 100 m.p.h.!
29
If the human eye was a digital camera, it would have 576 megapixels.
25
In 1997, a survey reported that 12% of Americans think that Joan of Arc was Noah's wife.
48
New York's Central Park is nearly twice the size of the entire country of Monaco.
42
The average American uses eight times as much fuel energy as an average person anywhere else in the world.
28