Geologists Discover Rocks With Oldest Evidence Yet Of Earth’s Magnetic Field
Thursday, 25 April 2024 ()
Geologists at MIT and Oxford University have uncovered ancient rocks in Greenland that bear the oldest remnants of Earth’s early magnetic field.
The rocks appear to be exceptionally pristine, having preserved their properties for billions of years. The researchers determined that the rocks are about 3.7 billion years old...
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