Simulations, ancient magnetism suggest mantle plumes may bend deep beneath Earth's crust

Computer simulations, paleomagnetism and plate motion histories described in today's issue of Science reveal how hotspots, centers of erupting magma that sit atop columns of hot mantle that were once thought to remain firmly fixed in place, in fact move beneath Earth's crust.

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<p><a href="http://www.physorg.com/news157902147.html">Simulations, ancient magnetism suggest mantle plumes may bend deep beneath Earth's crust</a></p> <p>Computer simulations, paleomagnetism and plate motion histories described in today's issue of <i>Science</i> reveal how hotspots, centers of erupting magma that sit atop columns of hot mantle that were once thought to remain firmly fixed in place, in fact move beneath Earth's crust.</p>