Astronomy: Did you mean...?

Democritus (l. c. 460 - c. 370 BCE) was a Greek philosopher and younger contemporary of Socrates, born in Abdera (though other sources cite Miletus) who, with his teacher Leucippus (l. 5th century BCE), was the first to propose an atomic...

Chacchoben (pronounced chac-CHO-bin) is a Maya site dated to c. 700 located in the state of Quintana Roo, Mexico. Once a large and significant urban religious center, the city was abandoned c. 900-950 CE at about the same time as the other...

The Pentecontaetia (Pentekontætia, πεντηκονταετία) or “the account of the fifty years” is a term first used by Thucydides to describe, in Book 1, Sections 89 to 117 (1.89-117) of his History of the Peloponnesian War, the period between the...

Gyeongju (Kyongju), formerly known as Seorabeol or Saro, was the capital of the Silla kingdom of ancient Korea from the 1st century BCE to the 10th century CE. Located in the south-east of the Korean peninsula, at its peak in the 9th century...

The Etymologiae (Etymologies) is a Latin work by Isidore of Seville (l. c. 560 - 636 CE), compiled in the early 7th century CE and published in its final form shortly after his death. The book is a type of medieval encyclopedia and is a survey...

The Maori people of Aotearoa (New Zealand) have long observed the heliacal (pre-dawn) rising of the star cluster commonly known throughout the world as Pleiades or Messier 45 (M45), located in the constellation of Taurus. Matariki is the...

Virtual Model of the Antikythera Mechanism - 2200 YEARS OLD AMAZING!!! Ο Μηχανισμός των Αντικυθήρων Origin Generally referred to as the first known analog computer, the quality and complexity of the mechanism's manufacture suggests...

The Scientific Revolution (1500-1700), which occurred first in Europe before spreading worldwide, witnessed a new approach to knowledge gathering – the scientific method – which utilised new technologies like the telescope to observe, measure...

Aztec society was hierarchical and divided into clearly defined classes. The nobility dominated the key positions in the military, state administration, judiciary, and priesthood. While traders could become extremely wealthy and powerful...

Greek mathematics, the study of numbers and their properties, patterns, structure, space, apparent change, and measurement, is said to have originated with Thales of Miletus (l. c. 585 BCE) but was clearly understood during the periods of...