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The Metternich Stela

By |2020-05-15T13:15:42+03:00May 15th, 2020|Categories: Culture|Tags: , , , , , , , , , , , , , |

The Metternich Stela is a magico-medical stele that is part of the Egyptian Collection of the Metropolitan Museum of Art in New York City. The Metternich Stela dates to the thirtieth dynasty of Egypt around 380–342 B.C. during the reign of Nectanebo II. The provenance [...]

The Concept of the Zodiac Man

By |2020-05-04T17:47:45+03:00May 4th, 2020|Categories: Knowledge|Tags: , , , , , |

Sometimes depicted in writings and drawings from ancient classical, medieval and modern times, the Zodiac Man (Homo Signorum, or 'Man of Signs') represents a roughly consistent correlation of zodiacal names with body parts. The Zodiac Man appeared most frequently in calendars, devotional Books of Hours, [...]

Celestial Spheres – History and Visual Expressions

By |2020-04-13T12:11:02+03:00April 13th, 2020|Categories: Culture, Knowledge|Tags: , , , , , , , , , |

The celestial spheres, or celestial orbs, were the fundamental entities of the cosmological models developed by Plato, Eudoxus, Aristotle, Ptolemy, Copernicus, and others. In these celestial models, the apparent motions of the fixed stars and planets are accounted for by treating them as embedded in [...]

The History of Halley’s Comet

By |2020-03-16T17:12:13+03:00March 15th, 2020|Categories: Knowledge|Tags: , , , , , , , , |

Halley's Comet or Comet Halley, officially designated 1P/Halley, is a short-period comet visible from Earth every 75–76 years. Halley is the only known short-period comet that is regularly visible to the naked eye from Earth, and the only naked-eye comet that might appear twice in [...]

Aurora Consurgens – An Alchemical Treatise of the 15th Century

By |2020-01-28T22:44:34+03:00January 28th, 2020|Categories: Culture|Tags: , , , , , |

The Aurora consurgens is an alchemical treatise of the 15th century famous for the rich illuminations that accompany it in some manuscripts. While in the last century, the text has been more commonly referred to as "Pseudo-Aquinas", there are as well arguments in favor of [...]

Helios: The Greek God of Life and Creation

By |2020-01-23T23:37:28+03:00January 23rd, 2020|Categories: Culture|Tags: , , , , , , , , |

Helios in ancient Greek religion and myth is the god and personification of the Sun. Though Helios was a relatively minor deity in Classical Greece, his worship grew more prominent in late antiquity thanks to his identification with several major solar divinities of the Roman [...]

Crescent Shape Symbolism and History

By |2019-12-31T16:44:18+03:00December 31st, 2019|Categories: Culture, Knowledge|Tags: , , , , |

A crescent shape is a symbol or emblem used to represent the lunar phase in the first quarter (the "sickle moon"), or by extension a symbol representing the Moon itself. Crescent is used as the astrological symbol for the Moon, and hence as the alchemical [...]

Horus: Egyptian God of the Sky

By |2019-09-19T02:52:08+03:00September 19th, 2019|Categories: Culture|Tags: , , , , , , , , , |

Horus is one of the most significant ancient Egyptian deities who served many functions, most notable god of kingship and the sky. He was worshipped from at least the late prehistoric Egypt until the Ptolemaic Kingdom and Roman Egypt. Different forms of Horus are recorded [...]

The Almagest: A Mathematical and Astronomical Treatise

By |2019-08-24T03:43:51+03:00August 24th, 2019|Categories: Culture|Tags: , , , , , , , , , |

The Almagest is a 2nd-century Greek-language mathematical and astronomical treatise on the apparent motions of the stars and planetary paths, written by Claudius Ptolemy. The Almagest is of the most influential scientific texts of all time, it canonized a geocentric model of the Universe that [...]

An Introduction to Islamic Astronomy

By |2019-08-16T17:27:06+03:00August 16th, 2019|Categories: Culture, Knowledge|Tags: , , , , , , , |

Islamic astronomy comprises the astronomical developments made in the Islamic world, particularly during the Islamic Golden Age (9th–13th centuries), and mostly written in the Arabic language. These developments mostly took place in the Middle East, Central Asia, Al-Andalus, and North Africa, and later in the [...]