SINCE the third edition of this volume was published in 1915, the theory of relativity has been developed. It is now recognised that Maxwell's theory that the ultimate seat of electromagnetic and ...

The film discusses the historical development and principles of electrodynamics, starting with Luigi Galvani's chance discovery of electric current through the twitching of a frog's leg.

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In this video, Jonny Nelson introduces an animated explanation of electromagnetism. Electromagnetism is due to the magnetic fields around electric currents. The fields can cause forces with other ...

The Electricity Collections at the National Museum of American History document, preserve and present the history of electrical science and technologies. The Smithsonian established the Electricity ...

In this video, Jonny Nelson introduces an animated explanation of circuits and how they work. Electrical current transfers energy around circuits.

Controlling magnetism in a device is not easy; unusually large magnetic fields or lots of electricity are needed, which are ...

A quantum breakthrough in strange metals could unlock energy-efficient superconductors, revolutionizing power grids.

Scientists have long sought to unravel the mysteries of strange metals—materials that defy conventional rules of electricity ...

Mar. 28, 2025 — Scientists have long sought to unravel the mysteries of strange metals -- materials that defy conventional rules of electricity and magnetism. Now, a team of physicists has made ...

A controversial new study has claimed that it is possible to generate electricity using the Earth's rotation, its magnetic ...