IFLScience on MSN

Earth's basement finally mapped: Ancient sunken plates are making waves in the deep mantle

Sunken slabs from long-lost tectonic plates are still churning around in Earth's interior, far below your feet. In a new ...
Smithsonian Magazine

When Did the Earth’s Crust Start to Shift? Scientists Uncover Evidence of Plate Tectonics Happening 3.48 Billion Years Ago

Exactly when and how plate tectonics started, however, is a matter of debate. Now, in a study published March 19 in the ...
KSL

When did plate tectonics begin? Scientists find new clues

Scientists found evidence of early plate tectonics dating back 3.5 billion years. The study analyzed rock samples from East Pilbara Craton using paleomagnetism. Findings suggest Earth's lithosphere ...