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Ancient Greek astronomy was the study of the universe to understand how it functioned and why apart from the established theistic model that claimed all things were ordered and maintained by the gods. Ancient Greek astronomers relied on observation...

William Bradford (l. 1590-1657 CE) was one of the leading members of the congregation of pilgrims who came to North America aboard the Mayflower, a signer of the Mayflower Compact, and the second governor of the Plymouth Colony after the...

Empedocles (l. c. 484-424 BCE) was a Greek philosopher and mystic whose work harmonized the philosophies of Parmenides (l. c. 485 BCE), Heraclitus (l. c. 500 BCE), and Pythagoras (l. c. 571 to c. 497 BCE) in presenting a unified vision of...

From the early days of the Roman Republic through the volatile reigns of such ignoble emperors as Caligula, Nero, and Commodus, the Roman Empire continued to expand, stretching its borders to encompass the entire Mediterranean Sea as well...

The Mongol invasions of Japan took place in 1274 and 1281 CE when Kublai Khan (r. 1260-1294 CE) sent two huge fleets from Korea and China. In both cases, the Japanese, and especially the samurai warriors, vigorously defended their shores...

Heraclitus of Ephesos (l. c. 500 BCE) was an early Pre-Socratic philospher who claimed that the First Cause of existence was fire and that life itself was characterized by strife and change. Heraclitus did not see this condition as a bad...

In the late 6th century BCE, the small city-state of Rome overthrew the shackles of monarchy and created a republican government that, in theory if not always in practice, represented the wishes of its citizens. From this basis the city would...

Sparta was one of the most important city-states in ancient Greece and was famous for its military prowess. The professional and well-trained Spartan hoplites with their distinctive red cloaks and long hair were probably the best and most...

Caliphate (“Khilafat” in Arabic) was a semi-religious political system of governance in Islam, in which the territories of the Islamic empire in the Middle East and North Africa and the people within were ruled by a supreme leader called...

Galileo Galilei (1564-1642) was an Italian mathematician, physicist, astronomer, and natural philosopher. He created a superior telescope with which he made new observations of the night sky, notably that the surface of the Moon has mountains...