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Run of the Mill Origins

Clementine, a young caller from Omaha, Nebraska, wonders why we use the term run-of-the-mill to describe something ordinary. The expression originates world of manufacturing, where a run of the mill is the entire run of things being produced...

Opaque vs. Translucent

A girl in Omaha, Nebraska, has a dispute with her father about the meaning of the words opaque and translucent. Opaque describes something that blocks light completely. Something translucent lets some light pass through. This is part of a complete...

OK vs. okay

A San Antonio, Texas, middle-schooler has observed that when she and her friends are texting, they use different spellings to indicate agreement. Her friend types OK, but the caller prefers okay. Either is correct. For an engaging, thorough history...