We used to think diamonds were everywhere: New research suggests they've always been rare
New research is shedding light on the tumultuous processes that give rise to diamonds, by homing in on a distinct purple companion found alongside them.
New research is shedding light on the tumultuous processes that give rise to diamonds, by homing in on a distinct purple companion found alongside them.
Earth Sciences
Mar 16, 2023
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131
Compass readings that do not show the direction of true north and interference with the operations of satellites are a few of the problems caused by peculiarities of the Earth's magnetic field.
Earth Sciences
Mar 16, 2023
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471
In the search for life elsewhere in the universe, scientists have traditionally looked for planets with liquid water at their surface. But, rather than flowing as oceans and rivers, much of a planet's water can be locked ...
Astronomy
Mar 15, 2023
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343
Zinc (Zn) isotope systematics is a useful tool to study planetary evolution and trace carbon cycling in the Earth's mantle. However, zinc isotope data for mid-ocean ridge basalts (MORB), the most widespread magmatic rocks ...
Earth Sciences
Mar 7, 2023
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4
Early in the formation of Earth, an ocean of magma covered the planet's surface and stretched thousands of miles deep into its core. The rate at which that "magma ocean" cooled affected the formation of the distinct layering ...
Earth Sciences
Feb 27, 2023
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311
A new study from a University of Chicago scientist suggests there may be a layer of surprisingly fluid rock ringing the Earth, at the very bottom of the upper mantle.
Earth Sciences
Feb 22, 2023
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122
A new technique developed by Carnegie's Yingwei Fei and Lin Wang provides fresh insight into the process by which the materials that formed Earth's core descended into the depths of our planet, leaving behind geochemical ...
Earth Sciences
Feb 16, 2023
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38
Cornell researchers have unearthed precise, microscopic clues to where magma is stored, offering scientists—and government officials in populated areas—a way to better assess the risk of volcanic eruptions.
Earth Sciences
Feb 8, 2023
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131
Scientists have discovered a new layer of partly molten rock under the Earth's crust that might help settle a long-standing debate about how tectonic plates move.
Earth Sciences
Feb 6, 2023
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1077
Imperial researchers have observed magma taking an unexpected route beneath volcanoes, shedding light on the processes behind eruptions.
Earth Sciences
Feb 6, 2023
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233