A new analysis of rocks thought to be at least 2.5 billion years old by researchers at the Smithsonian's National Museum of Natural History helps clarify the chemical history of Earth's mantle—the geologic layer beneath ...
Earth Sciences
Jul 24, 2024
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An SMU-led research team has found that ancient rocks and fossils from long-extinct marine reptiles in Angola clearly show a key part of Earth's past—the splitting of South America and Africa and the subsequent formation ...
Earth Sciences
May 1, 2024
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Iron ore is a big deal in Australia.
Earth Sciences
Mar 18, 2024
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The present solid Earth is actually active, with new plates generating in the mid-ocean ridges and some old plates sinking back into the interior through subduction zones. Subduction is thus a key process of the tectonics ...
Earth Sciences
Mar 13, 2024
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A team of oceanographers, geologists and Earth scientists affiliated with multiple institutions in the U.S. and Germany has learned more about the history of the Melanesian Border Plateau by studying rocks they retrieved ...
An undersea volcano erupted off Japan three weeks ago, providing a rare view of the birth of a tiny new island, but experts say it may not last very long.
Earth Sciences
Nov 9, 2023
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The analysis of ancient, superdeep diamonds dug up from mines in Brazil and Western Africa, has exposed new processes of how continents evolved and moved during the early evolution of complex life on Earth.
Earth Sciences
Oct 18, 2023
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204
A small international team of geologists and seismologists has created a newly refined map of Zealandia using data obtained from dredged rock samples recovered from the ocean floor. They report details in the journal Tectonics.
An international research team has discovered that a subduction zone's age affects the ability for it to recycle water between the Earth's surface and its inner layers.
Earth Sciences
Jul 3, 2023
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Visually striking layers of burnt orange, yellow, silver, brown and blue-tinged black are characteristic of banded iron formations, sedimentary rocks that may have prompted some of the largest volcanic eruptions in Earth's ...
Earth Sciences
May 25, 2023
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