In a new study, a team of researchers suggests that 4 billion years ago, plate tectonics likely looked closer to what we experience today than previously thought. The team published its findings in the Proceedings of the ...
Earth Sciences
18 hours ago
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Mars wasn't always the cold desert we see today. There's increasing evidence that water once flowed on the red planet's surface, billions of years ago. And if there was water, there must also have been a thick atmosphere ...
Planetary Sciences
Sep 25, 2024
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106
Sophisticated analysis of tiny bubbles of ancient gas trapped in volcanic rocks, combined with new geophysical modeling, has cast new light on long-held assumptions about the deep Earth.
Earth Sciences
Sep 25, 2024
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In deep Earth, rocks take up and release water all the time, and the effects can be wide reaching. Dehydration can cause rocks to crack and trigger earthquakes, and over geologic timescales, this water cycling can influence ...
Earth Sciences
Sep 23, 2024
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The boundary between the ocean and the atmosphere, where the air and sea interact, is known as the sea surface microlayer. Understanding how nutrients, pollutants and organic matter are exchanged between the air and the sea ...
Environment
Sep 20, 2024
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Lavas from hotspots—whether erupting in Hawaii, Samoa or Iceland—likely originate from a worldwide, uniform reservoir in Earth's mantle, according to an evaluation of volcanic hotspots published in Nature Geoscience.
Earth Sciences
Sep 19, 2024
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84
Coelacanths are deep-sea fish that live off the coasts of southern Africa and Indonesia and can reach up to two meters in length. For a long time, scientists believed they were extinct.
Evolution
Sep 15, 2024
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194
Researchers at University of Tsukuba have shown that the 1995 Kobe (Hyogo-ken Nanbu) earthquake, which struck southern Hyogo Prefecture, may have been triggered by deep underground flooding beneath Arima Hot Springs. By analyzing ...
Earth Sciences
Sep 13, 2024
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10
Climate change and asteroids are linked with animal origin and extinction—and plate tectonics also seems to play a key evolutionary role, "groundbreaking" new fossil research reveals.
Evolution
Sep 12, 2024
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155
Using information from inside the rocks on Earth's surface, we have reconstructed the plate tectonics of the planet over the last 1.8 billion years.
Earth Sciences
Sep 6, 2024
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