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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...

During the period of early Judaism (6th century BCE - 70 CE), Judean religion began to develop ideas which diverged significantly from 10th-to-7th-centuries BCE Israelite and Judean religion. In particular, this period marks a significant...

The books of the New Testament were written in the 1st century CE. As Christianity spread in the 2nd century CE, many copies were made, some by non-professionals. Early manuscripts are considered to be closer to the original than later manuscripts...

In the ancient world, human sexuality was crucial for the survival of the tribe and clan as well as pleasurable, a gift from the gods. Thousands of native cults emphasized fertility through rituals and prayers, and ancient gods were depicted...

Philo of Byzantium's On the Seven Wonders (225 BCE) is the first known list of the Seven Wonders of the Ancient World (though it may have been based on earlier works now lost). Philo's list differs from the standard Seven Wonders in replacing...

Psychological intimidation in military conflict has been an art of war since ancient times. Employing misinformation, feigned movements, subtle messaging, and overt display of aggression, its employ is meant to unnerve the enemy before engagement...

After Julius Caesar’s (100-44 BCE) conquest of Gaul, Roman legions pushed the borders of the Roman Empire’s frontier to the banks of the Rhine River. Augustus (r. 27 BCE - 14 CE) divided the newly acquired region into three provinces: Gallia...

The Triplex Acies was the triple battle line employed by roman legions. This formation was the key to Roman military success! It allowed legions to traverse rough terrain while maintaining cohesion and provided a system for reinforcement...

The Indus Valley Civilization was a cultural and political entity which flourished in the northern region of the Indian subcontinent between c. 7000 - c. 600 BCE. Its modern name derives from its location in the valley of the Indus River...

Cuneiform is a system of writing first developed by the ancient Sumerians of Mesopotamia c. 3500 BCE. It is considered the most significant among the many cultural contributions of the Sumerians and the greatest among those of the Sumerian...