Archive for magnetism

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1269 – Epistola de Magnete

In 1269, Pierre or Peter Peregrinus of Maricourt wrote a letter to a friend discussing magnetism called “Epistola de Magnete” that explained how magnets attract and repel each other and how to identify the poles of a compass. Peregrinus was a tutor of Roger Bacon. PREREQUISITE: magnets of Carthage compass SUBSEQUENT: de Magnete (Gilbert) Roger […]

1600 – De Magnete

In 1600, William Gilbert published a study of magetic forces and their ability to affect a compass needle.  Gilbert’s studies convinced him that the earth was a giant magnet.  He also believed (incorrectly) that the rotation of the Earth and the magetic field of the Earth had the same cause. In de Magnete, Gilbert also […]

1777 – Gauss – bio

1777 - Gauss - bio

“Mathematics is the queen of sciences and number theory the queen of mathematics. She often condescends to render service to astronomy and other natural sciences, but in all relations she is entitled to the first rank.” Johann Carl Friedrich Gauss was born in Braunschweig, Germany in 1777. He made great contributions to mathematics, but was […]