Scientists have recreated the extreme conditions at the boundary between Earth's core and its mantle, 2,900 km beneath the surface. Using the world's most brilliant beam of X-rays, they probed speck-sized samples of rock ...
Earth Sciences
Jul 18, 2012
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(PhysOrg.com) -- Oxford University scientists have discovered the explanation for why the world?s explosive volcanoes are confined to bands only a few tens of kilometres wide, such as those along the Pacific 'Ring of Fire'.
Earth Sciences
Oct 7, 2010
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(PhysOrg.com) -- A new theory suggests the Moon was formed after a natural nuclear explosion in the Earth's mantle rather than after the impact of a massive object with the Earth, as previously thought.
(PhysOrg.com) -- NASA's Mars exploration rover Opportunity is allowing scientists to get a glimpse deep inside Mars.
Space Exploration
Jan 21, 2010
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(PhysOrg.com) -- The most detailed seismic images yet published of the plumbing that feeds the Yellowstone supervolcano shows a plume of hot and molten rock rising at an angle from the northwest at a depth of at least 410 ...
Earth Sciences
Dec 14, 2009
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The January 15, 2022, eruption of Hunga Volcano in Tonga continues to break records. According to a new study, the eruption created a "supercharged" thunderstorm that produced the most intense lightning ever recorded. There ...
Earth Sciences
Jun 20, 2023
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111
After a tantalizing year-and-a-half wait since the Mars Perseverance Rover touched down on our nearest planetary neighbor, new data is arriving—and bringing with it a few surprises.
Planetary Sciences
Aug 25, 2022
3
2001
Knowledge about the structure and composition of the Earth's crust is important for understanding the dynamics of the Earth. For example, the presence or absence of melt or fluids plays a major role in plate tectonic processes. ...
Earth Sciences
May 3, 2022
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54
On January 15, the volcano Hunga Tonga-Hunga Ha'apai devastated the nation of Tonga. The eruption triggered tsunamis as far afield as the Caribbean and generated atmospheric waves that traveled around the globe several times. ...
Earth Sciences
Mar 29, 2022
2
212
What would a volcano—and its lava flows—look like on a planetary body made primarily of metal? A pilot study from North Carolina State University offers insights into ferrovolcanism that could help scientists interpret ...
Earth Sciences
Mar 17, 2021
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