law of diminishing returns. A concept in economics that if one factor of production (number of workers, for example) is increased while other factors (machines and workspace, for example) are held constant, the output per unit of the variable factor will eventually diminish.
History of glass. The history of glassmaking can be traced back to 3500 BCE in Mesopotamia, but Mesopotamians may have created second-rate copies of glass objects from Egypt, where this complex craft actually originated. Other archaeological evidence suggests that the first true glass was made in coastal north Syria, Mesopotamia or Egypt.
Chris Rivas concocts pitchers of white and red sangria at his Colorado bar. The wine drink debuted in Spain more than 100 years ago and was introduced to Americans at the New York World's Fair in 1964. Chris Rivas concocts pitchers of white and red sangria at his Colorado bar. The wine drink debuted in Spain more than 100 years ago and was introduced to Americans at the New York World's Fair in 1964. Boozy punch, we think, is something sipped from small glass cups with handles big enough only for fingertips.