Ancient Magma 'Superpiles' May Have Shaped The Continents

(PhysOrg.com) -- Two giant plumes of hot rock deep within the earth are linked to the plate motions that shape the continents, researchers have found.

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<p><a href="http://www.physorg.com/news148576119.html">Ancient Magma 'Superpiles' May Have Shaped The Continents</a></p> <p>(PhysOrg.com) -- Two giant plumes of hot rock deep within the earth are linked to the plate motions that shape the continents, researchers have found.</p>