A pipe 2 feet in diameter will allow four times more fluid to pass through it than a pipe 1 foot in diameter.
20
The yin-yang pattern's earliest use is in Rome - not China!
125
The Statue of Liberty is made out of copper. When originally built, it looked like a shiny new penny!
10
People who laugh more are better able to tolerate pain - both physical and emotional.
36
The French named one of their aircraft carriers after Ferdinand Foch, a man who once said "Airplanes are interesting toys but of no military value".
10
Music is as addictive to the brain as sex and drugs.
27
Women blink nearly twice as much as men.
152