Chunks of Earth's ... "The ancient crust of Australia is crucial for understanding the early Earth, because it tells us about how the continental crust formed and evolved. "Continental crust ...

Formation of continental and oceanic crust depletes the convecting ... distinctiveness of the smaller chunks or blobs. The recent geochemical evidence for small-scale heterogeneity provides ...

On top of that, Wegener learned that related species, too small to swim the oceans ... didn't move but were "carried" by larger pieces of the earth's crust. The controversy quieted down and ...

Emerging evidence suggests that plate tectonics, or the recycling of Earth's crust, may have begun much earlier than ...