The deep mantle may be pushing the Atlantic Ocean apart – Livescience.com

The Atlantic Ocean is getting wider, shoving the Americas to one side and Europe and Africa to the other. But its not known exactly how. 
A new study suggests that deep beneath the Earths crust, in a layer called the mantle, sizzling-hot rocks are rising up and pushing on tectonic plates those rocky jigsaw pieces that form Earth’s crust that meet beneath the Atlantic. 
Previously, scientists thought that the continents were mostly being pulled apart as the plates beneath the ocean moved in opposite…

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