A small international team of geologists and seismologists has created a newly refined map of Zealandia using data obtained from dredged rock samples recovered from the ocean floor. They report details in the journal Tectonics.
Mount Edgecumbe volcano in Southeast Alaska has become the latest addition to the Alaska Volcano Observatory's ground-based monitoring network. An observatory team in early September installed three seismic and Global Navigation ...
Earth Sciences
Sep 18, 2023
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52
We have built telescopes in our backyards, and high upon remote mountains, and even launched telescopes into space. With each advancement in our technology, we have made amazing and surprising new discoveries about the universe. ...
Astronomy
Sep 11, 2023
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15
When the ground rumbles in Antarctica, it may be an icequake—like an earthquake but caused by the movement of ice, not rock. A new study by Penn State researchers found that these seismic events are driven by ocean tides ...
Earth Sciences
Aug 28, 2023
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135
Seismology has been ubiquitous on Earth for decades, and missions such as InSight have recently provided the same data for the inside of Mars. Understanding a planet's inner workings is key to understanding its geology and ...
Planetary Sciences
Aug 21, 2023
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2
Iceland's meteorological office on Wednesday declared that the volcanic eruption near the country's capital Reykjavik was officially over as no activity had been observed for 10 days.
Environment
Aug 16, 2023
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74
Getting to know planets or moons inside out isn't easy. Like Earth and its moon, many celestial bodies are multilayered and can contain anomalous internal features that reflect the complex history of their formation, collisions ...
Planetary Sciences
Aug 11, 2023
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172
A telecommunications fiber optic cable deployed offshore of Oliktok Point, Alaska recorded ambient seismic noise that can be used to finely track the formation and retreat of sea ice in the area, researchers report in The ...
Earth Sciences
Aug 9, 2023
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50
In California, thousands of miles of fiber optic cables crisscross the state, providing people with internet. But these underground cables can also have a surprising secondary function: they can sense and measure earthquakes. ...
Earth Sciences
Aug 2, 2023
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25
A new study from UC San Diego Scripps Institution of Oceanography researcher emeritus Peter Bromirski uses nearly a century of data to show that the average heights of winter waves along the California coast have increased ...
Environment
Aug 1, 2023
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