According to the U.S. Lawn Tennis Association, a tennis ball is supposed to bounce between 53 and 58 inches when it is dropped on concrete from a height of 100 inches. The concrete surface should be 4 inches thick.

George Constant Louis Washington (May 1871 – March 29, 1946) was an American inventor and businessman of Anglo-Belgian origin. He is best remembered for his invention of an early instant coffee process and for the ...Read More

In November, there is a stretch of warm dry weather with a little wind and usually a bit of haze in the air. In the United States, it is called “Indian Summer.” In England, France, and Italy, it is referred to as “St...Read More

Using chemicals to get "high" isn't as new as one may think. Nitrous oxide was discovered in 1800. When inhaled, it was found to give a giddy, intoxicated feeling and to release the emotions. People laughed inanely, so it ...Read More

Potatoes were banned in Burgundy in 1910 because it was said, "frequent use caused leprosy."

Johnny Bench, Cincinnati’s Number 5, is the benchmark against which other catchers are still often compared. As Rookie of the Year in 1968, Bench controlled the game on both sides of the plate with his hitting (.267 with...Read More