Sylvia Rose
Argyropoeia: Silver Making of Ancients
Argyropoeia is the process of making silver from another metal, such as copper. Although gold-making or chrysopoeia is better known,...
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Sylvia Rose
Jul 283 min read
Roger Bacon: Medieval Science & Alchemy
Roger Bacon (c. 1219 - 1292) is a Franciscan friar and fiery figure in medieval and later science and philosophy. He's known for his...
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Sylvia Rose
Jul 275 min read
Four Humors & Medical Stagnation
The theory of the four humors dominates medicine for two thousand years. Since the time of the ancient Greeks to the 19th century, humor...
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Sylvia Rose
Jul 274 min read
Rosicrucianism in the Renaissance
Rosicrucianism is the study or following of a movement based in Renaissance thought, popular in the 17th century. Rosicrucians explore...
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Sylvia Rose
Jul 254 min read
Democritus - Atomic Theory 400 BCE
Democritus, an ancient Greek philosopher, makes a groundbreaking conclusion: matter is fundamentally indivisible. He introduces the...
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Sylvia Rose
Jul 234 min read
Calcination Process: Alchemy at High Heat
Calcination is a crucial process in sciences such as metallurgy and chemistry. A process of ancient alchemists, it's used allegorically...
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Sylvia Rose
Jul 182 min read
The Pauli Effect - Quarks or Quacks?
The Pauli Effect is a peculiar phenomenon named after physicist Wolfgang Pauli. In the early 20th century, quantum theory makes waves and...
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Sylvia Rose
Jun 308 min read
Alchemy: Processes Used by Alchemists
Alchemy processes such as calcination, fermentation and distillation appear frequently in history and modern life. Neolithic humans use...
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Sylvia Rose
Jun 36 min read
Women Scientists of the Ancient World
Women scientists work wonders in the ancient world. Science in history includes astrology, astronomy, medicine, alchemy, chemistry,...
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Sylvia Rose
Oct 18, 202310 min read
Alchemy: Science, Philosophy, Magic
Alchemy rises from inquiring minds . Golden Ages of alchemy appear in Greco-Roman Alexandria , medieval Islam and the Renaissance ....
142 views
Sylvia Rose
Oct 16, 20234 min read
Immortal - Quest for the Elixir of Life
The Elixir of Life has value beyond money. The concept first appears in Mesopotamia of the 2nd millennium BCE. Its discovery is one of...
72 views
Sylvia Rose
Aug 18, 20233 min read
German Pioneers: Father of Aviation
Known as the father of flight and father of aviation, Otto Lilienthal was famous in his lifetime. People came the distance to watch his...
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Sylvia Rose
Jul 13, 20233 min read
German Inventions We Still Love Today
Coffee filters, gummi bears, guide dog school and refrigeration are among the German inventions of the 19th and early 20th centuries...
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