Zircons are common, hardy minerals that can be found in rocks up to 4 billion years old. Their structure and texture can reflect the conditions in which they formed, earning them a reputation as nature's time capsules. And ...
Earth Sciences
Feb 24, 2023
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12
The amount of oxygen in the Earth's atmosphere makes it a habitable planet.
Earth Sciences
Nov 29, 2022
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252
A new study involving an international team of researchers has found that the evolution of land plants caused a sudden shift in the composition of Earth's continents.
Earth Sciences
Aug 30, 2022
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87
Despite being deemed a "perfect" arc, the shape of the Himalaya highlands is interrupted by an embayment that stretches across nearly 2° of longitude in western Nepal. This deviation from a perfect shape, plus a few diverging ...
Earth Sciences
Aug 25, 2022
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4
Earth is the only planet we know of with continents, the giant landmasses that provide homes to humankind and most of Earth's biomass.
Earth Sciences
Aug 11, 2022
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48
Understanding ancient earthquakes helps researchers estimate the hazards posed by modern earthquakes. Reported in a new study, geologists have come up with a new way to estimate intensity of these old events: take their temperature.
Earth Sciences
May 24, 2022
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34
A handful of ancient zircon crystals found in South Africa hold the oldest evidence of subduction, a key element of plate tectonics, according to a new study published today in AGU Advances.
Earth Sciences
Apr 21, 2022
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342
Mesozoic granitoids, ranging from the Triassic to the Cretaceous, are widely distributed in Qinling orogen. They provide excellent clues for understanding the crustal evolution and geodynamic evolution of the orogenic belt.
Earth Sciences
Apr 15, 2022
0
6
Severe environmental crises led to a series of large-scale extinction events in the Jurassic period 178-186 million years (myr) ago. The turmoil has been ascribed to the abundant release of volcanic gases, but the temporal ...
Earth Sciences
Mar 31, 2022
1
28
Researchers at Australia's Curtin University have discovered evidence of a massive impact on the Martian surface about 4.45 billion years ago. This may not seem like a surprising revelation—after all, we know that there ...
Planetary Sciences
Mar 2, 2022
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