Search results for continental rifts

Plants & Animals Apr 4, 2024

A natural history of the Red Sea and the uncertain future of its corals

Early in May 2023, a small team of marine biologists arrived in the Saudi Arabian city of Jeddah. They'd flown into the local airport from Guam, the United States, Portugal, Spain and Japan, and they'd soon rendezvous with ...

Earth Sciences Mar 28, 2024

New tomographic images shed light on the cessation of Indian continental subduction and ending the Himalayan orogeny

In a recent development in geology published in Science Bulletin, an international research team, including scientists from the Institute of Geology and Geophysics, Chinese Academy of Sciences, the University of Texas at ...

Earth Sciences Mar 13, 2024

Pre-Cryogenian stratigraphy, paleontology, and paleogeography of the Tibetan Plateau and environs

Based on existing data, the records of pre-Cryogenian sedimentation and paleontology are mainly concentrated in the Meso-Neoproterozoic, with relatively few records from the Paleoproterozoic or earlier. The oldest geological ...

Earth Sciences Feb 1, 2024

Study shows that Rio Grande Rise was once a giant mineral-rich tropical island near Brazil

A study led by scientists at the University of São Paulo (USP) in Brazil has shown that the Rio Grande Rise (RGR), a possibly continental basaltic plateau and chain of seamounts now submerged in the South Atlantic Ocean ...

Earth Sciences Dec 8, 2023

Metamorphic evolution of the East Tethys tectonic domain and its tectonic implications

A synthesis study published in Science China Earth Sciences is led by Prof. Yong-Fei Zheng at University of Science and Technology of China. It focuses on the thermal and tectonic evolution of regional metamorphism at convergent ...

Earth Sciences Oct 25, 2023

Global sea-level fall led to formation of Ediacaran-Cambrian unconformity in North China Craton, finds study

In many blocks on the Earth, the boundary between the Phanerozoic and Precambrian is consistently characterized by a huge sedimentary gap—the Great Unconformity.

Earth Sciences Sep 19, 2023

Argyle volcano study reveals crucial third clue to finding new diamond deposits

Curtin University 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 surface where they can ...

Earth Sciences Sep 14, 2023

Why the Earth quakes: A closer look at what's going on under the ground

Earthquakes, large and small, happen every single day along zones that wrap around the world like seams on a baseball. Most don't bother anybody, so they don't make the news. But every now and then a catastrophic earthquake ...

Earth Sciences Jul 29, 2023

We've discovered how diamonds make their way to the surface and it may tell us where to find them

"A diamond is forever." That iconic slogan, coined for a highly successful advertising campaign in the 1940s, sold the gemstones as a symbol of eternal commitment and unity.

Earth Sciences Jul 27, 2023

New geology study cracks the code of what causes diamonds to erupt

New research into the forces that bring diamonds to the surface from deep in the Earth's mantle could help locate undiscovered diamond deposits, say Macqurie University geologists.

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