When glass breaks, the cracks move at speeds of up to 3,000 miles per hour.
423
People who laugh more are better able to tolerate pain - both physical and emotional.
36
Water is actually naturally blue.
48
A pipe 2 feet in diameter will allow four times more fluid to pass through it than a pipe 1 foot in diameter.
20
It takes about 63,000 trees to make the newsprint for the average Sunday edition of The New York Times.
-11
The streets of Victor, Colorado, once a gold rush town, are paved with low-grade gold.
78
There are more fatal car accidents in July than any other month.
85
It is estimated that millions of trees in the world are accidentally planted by squirrels who bury nuts and then forget where they hid them!
174