An illustration of ancient Earth's magnetic field compared to the modern magnetic field. Courtesy Peter Driscoll We know about our North and South poles, but what about an East, West, or slightly-to-the-left pole? According to new research published in Geophysical Research Letters, around 1 billion years ago, that might have been a possibility.
An illustration of ancient Earth's magnetic field compared to the modern magnetic field. Courtesy Peter Driscoll We know about our North and South poles, but what about an East, West, or slightly-to-the-left pole? According to new research published in Geophysical Research Letters, around 1 billion years ago, that might have been a possibility.
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