How Did The Earth's Continents Form? Scientists Move Big Step Closer To Solving Mystery

April 3, 2015 12:14 PM

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How Did The Earth's Continents Form? Scientists Move Big Step Closer To Solving Mystery

How did Earth's continents form? That's one of geoscience's deepest mysteries, but now researchers may be a big step closer to solving it -- after gaining a new understanding of the process that creates the continental crust, which makes up the land masses on which we live.

Scientists used to think that the thick and buoyant continental crust continually "recycles" itself, with giant slabs of the crust occasionally sinking beneath each other only to rise again and repeat the dance, building land masses.

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