Search Results: Quantum field theory

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Germ Theory
Definition by John Horgan

Germ Theory

The germ theory, which emerged in the late 19th century, demonstrated that microscopic germs caused most human infectious diseases. The germs involved included bacteria, viruses, fungi, protozoa, and prions. Louis Pasteur (1822-1895), a French...
Indus Valley Civilization
Definition by Joshua J. Mark

Indus Valley Civilization

The Indus Valley Civilization was a cultural and political entity which flourished in the northern region of the Indian subcontinent between c. 7000 - c. 600 BCE. Its modern name derives from its location in the valley of the Indus River...
George Berkeley
Definition by Mark Cartwright

George Berkeley

George Berkeley (1685-1753) was an Anglo-Irish bishop and an empiricist and idealist philosopher. He infamously claimed that no matter exists outside of God and that things only exist outside of our minds and perceptions because God perceives...
The Forty-Two Judges
Article by Joshua J. Mark

The Forty-Two Judges

The Forty-Two Judges were divine entities associated with the afterlife in ancient Egypt and, specifically, the judgment of the soul in the Hall of Truth. The soul would recite the Negative Confession in their presence as well as other gods...
Field of Reeds (Aaru)
Definition by Joshua J. Mark

Field of Reeds (Aaru)

A'Aru (The Field of Reeds) was the Egyptian afterlife, an idealized vision of one's life on earth (also known as Sekhet-A'Aru and translated as The Field of Rushes). Death was not the end of life but a transition to another part of one's...
Egyptian Afterlife - The Field of Reeds
Article by Joshua J. Mark

Egyptian Afterlife - The Field of Reeds

The ancient Egyptians believed that life on earth was only one part of an eternal journey which ended, not in death, but in everlasting joy. When one's body failed, the soul did not die with it but continued on toward an afterlife where one...
The Field of the Cloth of Gold
Image by British School

The Field of the Cloth of Gold

An oil painting dating to c. 1545 CE illustrating the 'Field of the Cloth of Gold', a magnificent pageant held near Calais in June 1520 CE as a show of friendship between Henry VIII of England (r. 1509-1547 CE) and Francis I of France (r...
The Theory of Omens
Image by Osama Shukir Muhammed Amin

The Theory of Omens

On this clay tablet, the author has listed the titles of cuneiform omen collections drawn from celestial and terrestrial phenomena. Rather unusually, he explains that the validity of an individual omen depends on the particular month and...
Richard III of England
Definition by Mark Cartwright

Richard III of England

Richard III of England ruled as king from 1483 to 1485 CE. Richard succeeded Edward V of England (r. Apr-Jun 1483 CE), the son of Edward IV of England (r. 1461-1470 CE & 1471-1483 CE) in mysterious circumstances. The young Edward V and...
Egyptian Book of the Dead
Definition by Joshua J. Mark

Egyptian Book of the Dead

The Egyptian Book of the Dead is a collection of spells which enable the soul of the deceased to navigate the afterlife. The famous title was given the work by western scholars; the actual title would translate as The Book of Coming Forth...
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