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The human body's system of blood circulation was discovered by the English physician and anatomist William Harvey (1578-1657) in 1628. Harvey determined the relationship between the blood system of arteries and veins and the regular contractions...

The English historian Edward Gibbon (1737-1794) wrote and published his seminal work History of the Decline and Fall of the Roman Empire between 1776 and 1788. The dominant theme of Gibbon's six-volume work is that the fall of the Roman Empire...

A Roman boy's rite of passage, a ceremony or ritual marking a transitional period in life from childhood to adulthood, was the assuming of the toga virilis, the adult toga. The ceremony usually took place sometime between the boy's 14th and...

John Harrison (1693-1776) invented an accurate marine chronometer after several decades of research and development. While the pendulum clock had already been invented in the 17th century, a clock that could withstand the vagaries of the...

One of Aristotle's more famous quotes was, "All men naturally desire knowledge" ("πάντες ἄνθρωποι τοὺ εἰδέναι ὀρὲγονται φύσει") (Aristotle, Metaphysics, 1.980a.22). As a classical Greek philosopher, an ideology like this is required for producing...

Women in ancient Egypt had greater rights than in any other civilization of the time. They could own land, initiate divorce, own and operate their own business, become scribes, priests, seers, dentists, and doctors. Although men were dominant...

T. R. Dew's A Review of the Debate in the Virginia Legislature of 1831 and 1832 is a pro-slavery work written in response to calls for emancipation of the slaves of Virginia in the wake of Nat Turner's Rebellion of August 1831. Emancipation...

Martin Luther's 95 Theses, credited with sparking the Protestant Reformation in Europe, have become a cultural touchstone since he posted them 31 October 1517, but the little-known 97 Theses, posted only a month earlier, are equally significant...

The Curse of Agade is a story dated to the Ur III Period of Mesopotamia (2047-1750 BCE) though thought to be somewhat older in origin. It tells the story of the Akkadian king Naram-Sin (r. 2261-2224 BCE) and his confrontation with the gods...

The Battle of Megiddo (c. 1457 BCE) is one of the most famous military engagements in history in which Thutmose III (1458-1425 BCE) of Egypt defeated the coalition of subject regions led in rebellion by the kings of Kadesh and Megiddo. The...