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The Spinning Magnet by Alanna Mitchell


The Spinning Magnet by Alanna Mitchell
The Spinning Magnet by Alanna Mitchell
Type : epub |
Size : 1.72 MB |
English |




Descirption: An engrossing history of the science of one of the four fundamental physical forces in the universe, electromagnetism, right up to the latest indications that the poles are soon to reverse and destroy the world's power grids and electronic communications
A cataclysmic planetary phenomenon is gathering force deep within the Earth. The magnetic North Pole will eventually trade places with the South Pole. Satellite evidence suggests to some scientists that the move has already begun, but most still think it won't happen for many decades. All agree that it has happened many times before and will happen again. But this time it will be different. It will be a very bad day for modern civilization.
Award-winning science journalist Alanna Mitchell tells in The Spinning Magnet the fascinating history of one of the four fundamental physical forces in the universe, electromagnetism. From investigations into magnetism in thirteenth-century feudal France and the realization...