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Featured Article: Jacopo Peri

Jacopo Peri, in costume for the performance of the first opera, Dafne

Jacopo Peri (August 20, 1561 – August 12, 1633), known as Il Zazzerino for his prominent reddish-blonde hair, was an Italian composer and singer of the transitional period between the Renaissance and Baroque styles, and is often called the inventor of opera. He wrote the first work to be called an opera today, Dafne (around 1597), and also the first opera to have survived to the present day, Euridice (1600).

Popular Article: Tissue

Microscopic view of a histologic specimen of human lung, consisting of various tissues

Biological tissue is an aggregation of interconnected, morphologically, and functionally similar cells, and associated intercellular matter, that together perform one or more specific functions within an organism. Organs are usually composed of several tissues. Cells work together harmoniously in a tissue to perform a function(s), such as epithelial tissue in the stomach producing the enzyme pepsin to help with digestion, or muscle tissue providing movement.

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In some cultures, adultery was defined as a crime only when a wife had sexual relations with a man who was not her husband; a husband could be unfaithful to his wife without it being considered adultery. (source: Adultery)

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