Ancient, expansive tracts of continental crust called cratons have helped keep Earth's continents stable for billions of years, even as landmasses shift, mountains rise and oceans form. A new mechanism proposed by Penn State ...
Earth Sciences
May 8, 2024
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14
The movement of tectonic plates shapes the rocky features of Earth's surface. Plates' convergence can form mountain ranges or ocean trenches, and their divergence can form oceanic ridges. But it's not just the plates themselves ...
Earth Sciences
May 3, 2024
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68
The core-mantle boundary (CMB) is crucial for the Earth's magnetic field and rotation. It is known that this boundary harbors complex structures, including ultralow velocity zones (ULVZs), characterized by significantly slowed ...
Earth Sciences
Apr 1, 2024
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25
Yale researchers are delving deep beneath the Himalayas to investigate dynamic geological processes near the boundary of Earth's core and mantle.
Earth Sciences
Mar 27, 2024
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93
Research led by Macquarie University sheds new light on how concentrations of metals used in renewable energy technologies can be transported from deep within the Earth's interior mantle by low temperature, carbon-rich melts.
Earth Sciences
Mar 23, 2024
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195
Since the dawn of the Industrial Revolution, the increase in carbon dioxide emissions has consistently warmed the Earth's climate. At the current warming rate, our planet might potentially be on track toward witnessing a ...
Earth Sciences
Mar 18, 2024
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7
Researchers from China and Japan have discovered distinct characteristics of Earth's lower mantle flow field. They investigated seismic anisotropy in the upper part of the lower mantle beneath the Philippine Sea Plate (PSP) ...
Earth Sciences
Mar 12, 2024
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94
At subduction zones, slabs of lithosphere sink into Earth's mantle. Understanding how these slabs fit into mantle convection cells is important because of the role these movements play in plate tectonics. It's also difficult, ...
Earth Sciences
Feb 26, 2024
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3
Studying a rock is like reading a book. The rock has a story to tell, says Frieder Klein, an associate scientist in the Marine Chemistry & Geochemistry Department at the Woods Hole Oceanographic Institution (WHOI).
Earth Sciences
Feb 13, 2024
0
57
A team of geoscientists from the University of Toronto is shedding new light on the century-old model of plate tectonics, which suggests the plates covering the ocean floors are rigid as they move across the Earth's mantle.
Earth Sciences
Feb 6, 2024
3
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