Since 1982, a radio frequency emanating from Russia has been broadcasting a buzzer-like sound and, periodically, an unknown voice reads orders, names, and numbers. No one knows where exactly it is coming from or what it means.
13
There are approximately three million shipwrecks on the ocean floor, worth billions in value and treasure.
22
More than 10% of the world's salt is used to de-ice American roads.
54
Sunflowers can be used to clean up radioactive waste.
17
Women blink nearly twice as much as men.
152
In a year approximately 900 million trees are cut down to make the raw materials needed for American pulp mills and paper.
-16
The first toilet being flushed in a motion picture was in the movie Psycho.
67
In 1997, a survey reported that 12% of Americans think that Joan of Arc was Noah's wife.
48