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Ancient Earth Had Magnetic Field Three Times Stronger Than Once Thought

Date:
March 6, 2001
Source:
University Of Rochester
Summary:
A new technique for measuring the Earth's magnetic field back to the days of the dinosaurs and beyond has revealed that the magnetic field was as much as three times stronger in ancient Earth than previous techniques suggested. The new method could help scientists better understand ancient Earth, including how its molten core behaved in its early days.

A new technique for measuring the Earth's magnetic field back to the days of the dinosaurs and beyond has revealed that the magnetic field was as much as three times stronger in ancient Earth than previous techniques suggested. The new method could help scientists better understand ancient Earth, including how its molten core behaved in its early days. The results of the first field test of the new technique appear in the March 2 issue of Science.


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The above story is based on materials provided by University Of Rochester. Note: Materials may be edited for content and length.


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University Of Rochester. "Ancient Earth Had Magnetic Field Three Times Stronger Than Once Thought." ScienceDaily. ScienceDaily, 6 March 2001. <www.sciencedaily.com/releases/2001/03/010306072809.htm>.
University Of Rochester. (2001, March 6). Ancient Earth Had Magnetic Field Three Times Stronger Than Once Thought. ScienceDaily. Retrieved April 21, 2014 from www.sciencedaily.com/releases/2001/03/010306072809.htm
University Of Rochester. "Ancient Earth Had Magnetic Field Three Times Stronger Than Once Thought." ScienceDaily. www.sciencedaily.com/releases/2001/03/010306072809.htm (accessed April 21, 2014).

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