Heavy iron isotopes leaking from Earth's core
Earth's molten core may be leaking iron, according to researchers who analyzed how iron behaves inside our planet.
Earth's molten core may be leaking iron, according to researchers who analyzed how iron behaves inside our planet.
Earth Sciences
Apr 13, 2020
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(Phys.org)—Researchers from Yale University have found that molten iron is able to penetrate into rock samples in a unique way under certain conditions. Geophysicist Shun-ichiro Karato and student Kazuhiko Otsuka together ...
The Earth's magnetic field has reversed many times at an irregular rate throughout its history. Long periods without reversal have been interspersed with eras of frequent reversals. What is the reason for these reversals ...
Earth Sciences
Oct 24, 2011
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Yale researchers may have solved a longstanding puzzle as to why certain metallic meteorites show traces of a magnetic field—a finding that may shed light on the formation of magnetic dynamos at the core of planets.
Astronomy
Aug 1, 2023
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Where did Earth's global ocean come from? A team of Arizona State University geoscientists led by Peter Buseck, Regents' Professor in ASU's School of Earth and Space Exploration (SESE) and School of Molecular Sciences, has ...
Earth Sciences
Nov 7, 2018
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847
According to recent estimates, the Earth's solid inner core started forming between half a billion and one billion years ago. However, our new measurements of ancient rocks as they cool from magma have indicated that it may ...
Earth Sciences
Oct 9, 2015
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A new study, led by the University of Oxford and MIT, has recovered a 3.7-billion-year-old record of Earth's magnetic field, and found that it appears remarkably similar to the field surrounding Earth today. The findings ...
Planetary Sciences
Apr 24, 2024
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For reasons unknown, Earth's solid-iron inner core is growing faster on one side than the other, and it has been ever since it started to freeze out from molten iron more than half a billion years ago, according to a new ...
Earth Sciences
Jun 3, 2021
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Skoltech scientists and their Chinese colleagues have determined the conditions that enable the existence of a very peculiar ion. Dubbed aquodiium, it can be conceptualized as an ordinary neutral molecule of water with two ...
Planetary Sciences
May 31, 2024
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The remains of a high-caste man wearing armour who was buried by hot ash—possibly as he tried to calm the wrath of an erupting volcano—have been found in an area known as the "Pompeii of Japan".
Archaeology
Dec 18, 2012
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