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Sun`s magnetic field reverses polarity

Last Updated: Monday, December 30, 2013, 10:14

The sun`s magnetic field has now undergone a total reversal of its polarity, which marks Solar Cycle 24`s midpoint, which is going to be completed in 11 years time, NASA has revealed.

Earth polarity flips after 200,000 to 300,000 yrs

Last Updated: Thursday, December 01, 2011, 12:59

Magnetic pole reversal is a common phenomenon, which occurs on Earth, gradually over the millennia.