The House of Wisdom in ancient and medieval Baghdad attracts scholars, philosophers, scientists, historians, writers and travelers, all...

Avicenna also known as Ibn Sina, an Islamic visionary whose contributions span various including philosophy, theology, medicine and...

In ancient philosophical thought, Democritus is a visionary whose ideas continue to illuminate minds. Born in 460 BCE in Abdera, Greece,...

Bolos of Mendes (Bolus of Mendes) is a Neo-Pythagorean writer of the Nile Delta in the 3rd century BCE. He publishes several works under...

Cosimo Ruggeri is an Italian astrologer , alchemist, haruspex , favorite and advisor to the queen regent of France, Catherine de Medici....

The ancient Greek philosopher Empedocles of Sicily is an important figure in science and metaphysics. Based on Plato's work he...

Congelation is transformation of matter by freezing and crystallization. It's a straightforward process with many nuances. In spiritual...

The Sulfur-Mercury theory, an ancient cornerstone of alchemical thought, exemplifies the duality inherent in alchemy. The relationship...

The Philosophers' Stone or lapis philosophorum is a miraculous legendary substance. It holds secrets to an elixir of life, a cure for...

Alexandria, founded by Alexander the Great, is one of the intellectual capitals of the ancient world. It boasts the famous Library of...

Alchemy begins with several elements coming together at a crucial time in Alexandria, Egypt. As an international glass center, the city...

Goethite is common but like hematite a remarkable iron oxide mineral. In geology and mineralogy, goethite has piqued the interest of...

The practice of naming planets comes from the work of the Babylonians. The concept passes into the Greek, and from there, Romans begin...

Women are second class citizens in ancient Rome, but a few bright stars shine through this mutable civilization. Renowned for art,...

The status and rights of women in ancient Rome are complex and evolve significantly over time. This societal structure is influenced by...

Bathing is an important part of ancient Roman culture. Structures such as the Baths of Diocletian or Thermae Diocletiani in Rome are a...

Olympiodorus of Thebes (c. 380 - 425 AD) is a multifaceted figure. A Roman historian from Egypt, poet, philosopher, and diplomat, he...

Following the Peace of Nisibis, Emperor Diocletian and Galeriu s Maximianus r eturn to the bustling city of Antioch, today's southern...

Ancient Alexandria, jewel of Egypt, is renowned as a city of philosophy, medicine and alchemy. A crucial turning point happens 297 AD....

Jean de Roquetaillade (1310 - 1370 AD) or John of Rupescissa is a prominent figure in medieval France. A fiery Franciscan friar,...