15h
Live Science on MSNA lost chunk of ancient continent is sucking bits of North America into Earth's mantleSeismic mapping of North America has revealed that an ancient slab of crust buried beneath the Midwest is causing the crust ...
13h
Study Finds on MSNHow North America Is Literally Dripping Away Beneath Our FeetExplore how North America is changing as its deep cratonic root thins and pieces are dripping into the Earth's mantle.
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