A short discussion about the invention of the submarine and its use by both the Confederates and the Federals in the Civil War. This is a transcript of an accompanying radio broadcast.

The explanation of why the South Fork Creek dam broke causing the famous disaster. This is a transcript of an accompanying radio broadcast.

An account of the beginning of the American lead industry started by Moses Austin, a Texas pioneer. This is a transcript of an accompanying radio broadcast.

A brief biography of African-American inventor, Lewis Latimer. Read about his association with both Hiram Maxim and Thomas Edison in developing the incandescent light bulb. This is a transcript of an accompanying radio broadcast.

This article names six factors that must exist in order for a species to be domesticated by humans. Includes analysis of diet, growth rate, breeding, personality, disposition, and social structure. This is a transcript of an accompanying...

A short lecture on trompe l'oeil in art that introduces the concept of realism turned to visual deception in artwork. It explores the great divide in theory between Plato and Aristotle which serves as an epistemological backdrop to the...