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Stories about: dynamo effect

Moon Had Own Dynamo Effect In a paper published in the January 27 issue of the top journal Science, experts propose that the Moon's magnetic field in fact endured for a lot longer than previously estimated. At the same time, its strength may have been underrated in past investigations, the same team indicates. But the most important con... 27 January 2012 16:31 GMT Sun May Weaken Mercury's Magnetic Field After a long time studying why Mercury's magnetic field is so weak, researchers were finally able to determine that the planet's magnetism is stifled by the solar wind. The effects are so intense because the planet is very close to the star. Studying magnetism at Mercury is so critically important to scie... 23 December 2011 07:52 GMT