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The chain of extinct and fossilized volcanoes stretched beneath South China and was formed during the breakup of the ...
Researchers recently discovered a huge chain of extinct volcanoes buried deep below South China that formed when two tectonic ...
These nutrients help foster life in the seas; a study published Feb. 11 in the journal Science found that when Earth's continental crust stopped growing for about a billion years during Earth's ...
A section of the upper mantle and crust under the Sierra Nevada mountains is peeling away, in a process that may mimic how ...
Geologists from The University of Hong Kong (HKU) have made a breakthrough in understanding how the Earth’s early continents ...
According to the team, the first emergence and persistence of continental crust on Earth during the Archaean between 4 billion and 2.5 billion years ago has implications for plate tectonics, ocean ...
The first emergence and persistence of continental crust on Earth during the Archaean (4 billion to 2.5 billion years ago) has important implications for plate tectonics, ocean chemistry, and ...
Continental crust is vital in most of Earth’s natural cycles – it interacts with water and oxygen, forming new weathered products, hosting most metals and biological carbon.
In 1962, famed Princeton geologist Harry Hess theorized that the thickness of continental crust had to do with sea level and ocean depth. Deeper oceans enabled the formation of thicker continental ...
Every 200 million years, the solar system passes through a spiral arm of the Milky Way (illustrated). Those encounters may have played a role in forming Earth’s first continental crust. MARK ...
Earth’s continental crust may have emerged 500 million years earlier than scientists had previously estimated. Pinning down when our planet’s land emerged could help us understand the ...
In a new study in the journal Science Advances, Jun Korenaga and Meng Guo suggest that more than half of Earth’s continental crust was already formed at the start of the Archean geological eon, 4 ...