Scientists recently published new ideas about why Earth’s toughest, oldest continents persist. These continents, known as cratons, have been on earth for more than two billion years. Andrew Zuza, an ...

Seismic analyses of the lithosphere, undertaken as part of the Kaapvaal project, provide an unprecedented view of cratons — the earliest parts of continental landmasses. The results of the seismic ...

The Daitari greenstone belt shares a similar geologic make-up when compared to the greenstones exposed in the Barberton and Nondweni areas of South Africa and those from the Pilbara Craton of ...

CHAMPAIGN, Ill. -- A University of Illinois-led team has identified unexpected geophysical signals underneath tectonically stable interiors of South America and Africa. The data suggest that geologic ...