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Sep. 22, 2021 The continents, a specific feature of our planet, still hold many secrets. Using chemical data on sedimentary rocks compiled from the scientific literature from the 1980s to the present day, ...
Apr. 26, 2021 Researchers using a new method involving the mineral barite have dated the first emergence of continental crust to 500 million years earlier than previously ...
Jan. 31, 2024 Geoscientists have uncovered a missing link in the enigmatic story of how the continents developed- - a revised origin story that doesn't require the start of plate tectonics or any external ...
Feb. 8, 2022 Ancient rocks on the coast of Oman that were once driven deep down toward Earth's mantle may reveal new insights into subduction, an important tectonic process that fuels volcanoes and creates ...
Feb. 14, 2023 What role could rifted margins play in the transition to a carbon-neutral economy? Researchers summarize the current state of knowledge about the so-called rifting of continents. Rifting is the term ...
Feb. 1, 2022 A new study advances the understanding of the role that continents have played in the chemical evolution of Earth's oceans, with implications for understanding atmospheric oxygenation and global ...
May 4, 2023 New research deepens the understanding of Earth's crust by testing and ultimately eliminating one popular hypothesis about why continental crust is lower in iron and more oxidized compared to ...
Sep. 19, 2023 Researchers studying diamond-rich rocks from Western Australia's Argyle volcano have identified the missing third key ingredient needed to bring valuable pink diamonds to the Earth's ...
May 10, 2023 Around 500 million years ago life in the oceans rapidly diversified. In the blink of an eye -- at least in geological terms -- life transformed from simple, soft-bodied creatures to complex ...
Aug. 4, 2021 Sand and mud subducted off the coast of California around 75 million years ago returned to the Earth's crust by rising up through the mantle as enormous diapirs, like blobs in a lava lamp, new ...