Tag Archives: Magnetism

History of Magnetism and Electricity

History of Magnetism and Electricity 600 BC – Lodestone The magnetic properties of natural ferric ferrite (Fe3O4) stones (lodestones) were described by Greek philosophers. 600 BC – Electric Charge Amber is a yellowish, translucent mineral. As early as 600 BC the Greek philosopher, Aristophanes was aware of its peculiar property: when rubbed with a piece […]