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The passage appears at Book XXXVI of Naturalis Historia, covering "The Natural History of Stones", at chapter 25 entitled "The Magnet: Three Remedies". [4] Although Pliny's description is often cited, the story of Magnes the shepherd is postulated by physicist Gillian Turner to be much older, dating from approximately 900 BCE. [ 5 ]
1st century AD – Pliny in his Natural History records the story of a shepherd Magnes who discovered the magnetic properties of some iron stones, "it is said, made this discovery, when, upon taking his herds to pasture, he found that the nails of his shoes and the iron ferrel of his staff adhered to the ground". [6]
In Greek mythology, Magnes (/ ˈ m æ ɡ ˌ n iː z /; Ancient Greek: Μάγνης means 'the magnet') was a name attributed to several men. Magnes, eponym and first king of Magnesia. He was the son of Zeus and Thyia [1] or of Aeolus and Enarete. [citation needed]
Full text, free to read and search. Go to page 9 and read Gilbert saying the Earth revolves leading to the motion of the skies. The Natural Philosophy of William Gilbert and His Predecessors; De Magnete From the English Printing Collection in the Rare Book and Special Collection Division at the Library of Congress; William Gilbert, the first ...
One involves breaking a magnet in two and showing that both parts have a north and south pole. [7] He also dismisses the idea of perpetual motion. The third book has a general description of magnetic directions along with details on how to magnetize a needle. He also introduces his terella, or "little Earth". This is a magnetized sphere that he ...
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Ars Magnesia (The Magnetic Art) was a book on magnetism by the Jesuit scholar Athanasius Kircher in 1631. [1] It was his first published work, written while he was professor of ethics and mathematics, Hebrew and Syriac at the University of Würzburg. [2] [3] It was published in Würzburg by Elias Michael Zink. [4]
André-Marie Ampère (UK: / ˈ æ m p ɛər /, US: / ˈ æ m p ɪər /; [1] French: [ɑ̃dʁe maʁi ɑ̃pɛʁ]; 20 January 1775 – 10 June 1836) [2] was a French physicist and mathematician who was one of the founders of the science of classical electromagnetism, which he referred to as electrodynamics.