Solar system: Did you mean...?

The Heinkel He 111 was a medium two-engined bomber plane used by the German Air Force (Luftwaffe) during the Second World War (1939-45). Heinkel He 111s contributed significantly to such campaigns as the Battle of France, the Battle...

Esoteric Buddhism is the mystical interpretation and practice of the belief system founded by the Buddha (known as Sakyamuni Buddha, l. c. 563 - c. 483 BCE). It is known by several names and is characterized by a personal relationship...

Ptolemaic Egypt rapidly established itself as an economic powerhouse of the ancient world at the end of the 4th century BCE. The wealth of Egypt was owed in large part to the unrivalled fertility of the Nile, which...

The Haudenosaunee, also known as the Iroquois Confederacy, Iroquois Five Nations, or the Iroquois League, was one of the most powerful Native American polities north of the Rio Grande. They arrived...

The New Fire Ceremony, also known as the Binding of the Years Ceremony, was a ritual held every 52 years in the month of November on the completion of a full cycle of the Aztec solar year (xiuhmopilli). The purpose of...

The Antikythera mechanism (also known as the Antikythera Device), dated to the late 2nd century/early 1st century BCE (roughly 205-60 BCE) is understood as the world's first analog computer, created to accurately calculate...

Civilization (from the Latin civis=citizen and civitas=city) is a term applied to any society which has developed a writing system, government, production of surplus food, division of labor, and urbanization...

Catherine II of Russia (Catherine the Great) was empress regent of Russia from 1762-1796. She was born in Prussia to Prince Christian August of Anhalt-Zerbst (1690-1747) and Princess Johanna Elisabeth of Holstein-Gottorp (1712-1760...

The government of ancient Persia was based on an efficient bureaucracy which combined the centralization of power with the decentralization of administration. The Achaemenid Empire (c. 550-330 BCE) founded by Cyrus the...

Writing is the physical manifestation of a spoken language. It is thought that human beings developed language circa 35,000 BCE as evidenced by cave paintings from the period of the Cro-Magnon Man...