The tria prima are mercury, sulfur and salt. Based on medieval views of mercury and sulfur making up all metals, Swiss physician and...

During the late sixteenth century, the Roman Inquisition is influential in shaping perspectives on different forms of divination and...

Convents play a crucial role as centers of research and innovation during the alchemical Renaissance in Naples. The religious...

Roger Bacon (c. 1219 - 1292) is a Franciscan friar and fiery figure in medieval and later science and philosophy. He's known for his...

In Greek mythology, Panacea is a healing goddess with a large family. Her father is Asclepius, god of medicine and son of visionary god...

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

Rosicrucianism is the study or following of a movement based in Renaissance thought, popular in the 17th century. Rosicrucians explore...

Yliaster or Iliaster is a concept attributed to Renaissance alchemist and physician Paracelsus. This term arises from alchemy, where it...

Robert Fludd (1574 - 1637) is an influential figure of the European Renaissance. He's known as a cosmologist, astrologer, mathematician...

Michael Maier (1568–1622) is a German physician, alchemist, epigramist and composer. A prolific writer and shrewd thinker, he influences...

The powerful Medici family of Italy, like many ruling courts, patronize and practice alchemy. In the Renaissance alchemy is a topic of...

Pope John Paul XII bans the practice of alchemy for the falsification of metals in 1317. In the Middle Ages, alchemy is a mysterious...

Abū Bakr al-Rāzī c. 864 - 930 AD is a Persian alchemist, philosopher and physician during the Islamic Golden Age . One of the most...

Alchemy and astrology have a long history as related spiritual disciplines. Alchemy, arising from metallurgy and ancient medicine, is the...

Pseudo-Democritus numbers among the Alexandrian alchemists and writers, with works appearing in the early centuries AD. Originally...

Calcination is a crucial process in sciences such as metallurgy and chemistry. A process of ancient alchemists, it's used allegorically...

Galena (PbS) is the primary lead ore for centuries. Lead can be smelted from galena in a regular wood fire. Some galena deposits contain...

Cupellation involves smelting and manipulation of metals to improve their qualities or separate them into components. Silver is often...

Cupellation is an ancient alchemy process used in metal separation. Alchemy comes from metallurgy and early medicine. The processes of...

Agathodaemon (Agathodiamon) is an alchemist of ancient Alexandria. A snake god protector of the sparkling port city bears the same name....