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| Missing link in metal physics explains Earth's magnetic fiel http://www.epgeology.com/news-f37/missing-link-metal-physics-explains-earth-magnetic-fiel-t7081.html |
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| Author: | NewsPoster [ Thu Jan 29, 2015 9:21 am ] |
| Post subject: | Missing link in metal physics explains Earth's magnetic fiel |
Science Daily Geology Earth's magnetic field shields the life on our planet's surface from cosmic rays. It is generated by turbulent motions of liquid iron in Earth's core. Iron is a metal, which means it can easily conduct a flow of electrons. New findings show that a missing piece of the traditional theory explaining why metals become less conductive when they are heated was needed to complete the puzzle of this field-generating process. Read more |
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