In between Earth's rigid tectonic plates above and its convecting mantle below is a hot and soft layer known as the asthenosphere. At mid-ocean ridges, upwelling of the hot asthenosphere to the surface of the seafloor forms ...
Earth Sciences
Jun 1, 2022
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Scientists have long speculated about why there is a large change in the strength of rocks that lie at the boundary between two layers immediately under Earth's crust: the lithosphere and underlying asthenosphere. Understanding ...
Earth Sciences
Mar 22, 2012
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It is well known that life on Earth and the geology of the planet are intertwined, but a new study provides fresh evidence for just how deep—literally—that connection goes. Geoscientists at Caltech and UC Berkeley have ...
Earth Sciences
May 10, 2019
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(Phys.org)—A team of researchers from New Zealand's Victoria University has discovered what its members believe to be, a third type of volcanic eruption. In their paper published in the journal Nature Geoscience, they describe ...
Animals require oxygen, but oxygenated environments were rare on early Earth. New research from University of Southern Denmark shows that poisonous sulfide existed in the oceans 750 million years ago making large areas of ...
Earth Sciences
Oct 24, 2011
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Wow. A low-flying space rock set a record last Friday (appropriately, the 13th), when 2020 VT4 passed just under 400 kilometers (250 miles) over the Southern Pacific.
Astronomy
Nov 18, 2020
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451
Early crust on Mars may be more complex than previously thought—and it may even be similar to our own planet's original crust.
Planetary Sciences
Nov 4, 2022
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426
The Gulf of Mexico holds huge untapped offshore oil deposits that could help power the U.S. for decades.
Earth Sciences
Jan 15, 2021
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Methane is a strong greenhouse gas that plays a key role in Earth's climate. Anytime we use natural gas, whether we light up our kitchen stove or barbeque, we are using methane.
Earth Sciences
Jun 14, 2021
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(Phys.org)—A team of researchers working at NASA's Goddard Space Flight Center has developed a model meant to show what the early moon may have looked like. As they note in their paper uploaded to the arXiv preprint server, ...
