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Sunspots and solar flares, created by the sun's magnetism, can affect the Earth's surface
In 1600, after centuries of western compass use, William Gilbert, Queen Elizabeth I's personal physician, produced a book about magnets that also described the whole Earth as one. American ...
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Earthspace : Our Environment (1978)
It traces historical scientific discoveries, from William Gilbert's early theories of Earth's magnetism to the identification of the Van Allen radiation belts. The film highlights ongoing research ...