Argyropoeia is the process of making silver from another metal, such as copper. Although gold-making or chrysopoeia is better known,...

Albertus Magnus ( c.  1200 - 1280) is a German Dominican friar, philosopher, scientist, and bishop, considered one of the greatest...

Sulfur and mercury are the two main elements of alchemical theory. Used as medicine in ancient civilizations such as Greece, they take a...

Babylonians are among the earliest astrologers. An ancient practice, astrology correlations the movements or habits of celestial bodies...

Astrology and astronomy give insights into seasonal changes and human nature. In Western tradition, astronomy is based on observance of...

In the ancient Greek view, creation of astrology is attributed to the legendary sage Hermes Trismegistus. In Hellenic Greek times (323...

Medieval Islamic astrology and astronomy begin in traditions of the Hellenistic and Roman eras. Early astronomy observes seasonal changes...

Celandine (Chelidonium majus) is a popular medicinal plant in the ancient world, also appearing in gold-making recipes of alchemists. Use...

The Kunstkammer or Art Chamber of Rudolf II is a delight. A patron of arts, science, literature and occult the Holy Roman Emperor...

Women often find inspiration in alchemy. In the light of the Renaissance several female alchemists emerge. Women alchemists of the...

Plague, war, famine and pervading doom lurk beneath the genius and enlightenment of the western Renaissance. The Rosicrucian movement...

Caterina Sforza (1463-1509) is a remarkable figure of the Italian Renaissance, leading a colorful and controversial life. Alchemy is...

Plato's Theory of Forms points to abstract, ideal forms or concepts more real than the world one perceives. Alchemy deconstructs the...

Lake Van is the largest lake in Turkey. A saline soda lake, it's fed by numerous mountain streams. Van lacks a water outlet, making it...

The Stymphalian birds are vicious flesh-eating birds in Greek mythology. They're believed to originate from the swamps of Stymphalia in...

Yahweh is the God of the Israelites in ancient Levant. In the Book of Exodus he reveals his Hebrew name, YHWH, to Moses. The origins of...

White pigments used in ancient art, spirituality and beauty include bone, limestone variations like chalk and other natural sources....

Limonite is an iron earth mineraloid among the first colors of the Stone Age palette. Grinding limonite produces yellow ochre. Other...

Youngest of four sons, Hattusilis (Hattusili) doesn't expect to take the throne. In fact he's not expected to live. Weak and sickly as a...

A Mesopotamian urban center, Kish is occupied for thousands of years. At about 12 km (7.5 mi) from Babylon Iraq, Kish is built upon the...