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09/16/2011 08:17 am ET | Updated Nov 16, 2011

The Next Pangaea Will Have Pieces Missing

The world's ultimate jigsaw puzzle will be missing a couple of pieces when it is next put together. A Pangaea-like supercontinent is forecast to form in 250 million years, but a new model predicts that superplumes rising from hotspots deep in the Earth's mantle will keep South America and Antarctica from re-merging with the other continents.

Read more on NewScientist

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