Tag #Geology

Showing 13 to 24 of 56 results

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Rapid Rock Formation from Industrial Slag: A New Anthropoclastic Rock Cycle

Researchers in Glasgow have discovered a new 'anthropoclastic rock cycle' where industrial slag transforms into rock in as little as 35 years, incorporating human trash like a 1934 coin and a 1989 aluminum tab, challenging our understanding of geological timescales and the impact of industrial waste...

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Responsible Consumption and Production
mk.ru
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Earth's Core: Source of Gold Migration to Surface Confirmed

A new study confirms Earth's core holds over 99% of the planet's gold, with some gradually migrating to the surface via mantle plumes, as evidenced by the discovery of core-specific ruthenium isotopes in Hawaiian volcanic rocks.

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repubblica.it
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Messina Strait Bridge Design Raises Earthquake Safety Concerns

The proposed Messina Strait Bridge may be structurally inadequate for major earthquakes due to design underestimation of ground acceleration, contrasting with more stringent standards used for critical global infrastructure, especially considering active faults in the area.

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cnn.com
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Deep Earthquakes Reveal Ongoing Lithospheric Foundering Under Sierra Nevada

A study in Geophysical Research Letters reveals ongoing lithospheric foundering under the central Sierra Nevada, evidenced by deep earthquakes (20-40km) and unusual rock deformations, offering insight into continent formation and earthquake prediction.

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Industry, Innovation, and Infrastructure
cnnespanol.cnn.com
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Deep Earthquakes in Sierra Nevada Reveal Ongoing Lithospheric Delamination

A study in Geophysical Research Letters reveals unusually deep earthquakes beneath California's Sierra Nevada, linked to ongoing lithospheric delamination; this process, where Earth's outermost layer sinks into the lower mantle, is reshaping the mountain range and could offer insights into continent...

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pda.kp.ru
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North American Continent Undergoes 'Cratonic Dripping'

Research published in Nature Geoscience reveals that North America's ancient core is slowly sinking into the Earth's mantle due to a process called "cratonic dripping", primarily affecting the Midwest, a phenomenon possibly linked to convective heat flows or a subducting oceanic plate.

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npr.org
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Hells Canyon's Rapid Formation Dated to 2.1 Million Years Ago

A new study using cave sediment dating determined that Hells Canyon, the deepest gorge in the US, formed approximately 2.1 million years ago due to a massive lake overflow in Idaho, making it younger than the Grand Canyon.

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Life on Land
forbes.com
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Earth's Core Leaks Gold: Evidence from Hawaiian Lava

Researchers discovered evidence that some of Earth's gold originates from the core, using rubidium-100 isotope ratios in Hawaiian lava as a tracer for core material that rises to the surface via mantle plumes, forming gold-bearing magmas and deposits.

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Reduced Inequality
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Curiosity Rover Finds Polygon-Patterned Rocks on Mars

NASA's Curiosity rover discovered polygon-patterned rocks on Mars, resembling dried mud on Earth, suggesting a link to the planet's history of water; further investigation is underway to determine their precise origin.

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Life on Land
forbes.com
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Perseverance Rover Uncovers Unusual 'Float Rock' on Mars

NASA's Perseverance rover discovered a dark, smooth rock named "Skull Hill" in the Jezero Crater's Port Anson region on Mars; initial analysis suggests it's an igneous float rock, potentially originating from a nearby outcrop or impact crater.

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cnn.com
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Deep Earthquakes Reveal Ongoing Lithospheric Foundering Under Sierra Nevada

Seismologists discovered unusually deep earthquakes (20-40 kilometers) under the central Sierra Nevada, revealing ongoing lithospheric foundering—a process where Earth's crust sinks into the mantle—offering insights into continental formation and earthquake prediction.

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24% Bias Score

No Poverty
usa.chinadaily.com.cn
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Hexi Corridor's Geological Marvels: A Product of Tectonic Collision

The Hexi Corridor's unique landforms, including the Danxia and Yardang formations in Gansu, China, result from the 50-million-year-old collision of the Indian and Eurasian plates, showcasing vibrant colors from mineral concentrations and wind erosion.

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28% Bias Score

Life on Land

Showing 13 to 24 of 56 results