Falling stardust, wobbly jets explain blinking gamma ray bursts
A Northwestern University-led team of astrophysicists has developed the first-ever full 3D simulation of an entire evolution of a jet formed by a collapsing star, or a "collapsar."
A Northwestern University-led team of astrophysicists has developed the first-ever full 3D simulation of an entire evolution of a jet formed by a collapsing star, or a "collapsar."
Astronomy
Jun 29, 2022
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In between Earth's rigid tectonic plates above and its convecting mantle below is a hot and soft layer known as the asthenosphere. At mid-ocean ridges, upwelling of the hot asthenosphere to the surface of the seafloor forms ...
Earth Sciences
Jun 01, 2022
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Researchers from the School of Earth Sciences at The University of Western Australia have helped reconstruct the cycle of carbon in the Earth using thermodynamic modeling and plate tectonic reconstructions dating back 250 ...
Earth Sciences
May 26, 2022
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For hundreds of millions of years, Earth's climate has warmed and cooled with natural fluctuations in the level of carbon dioxide (CO₂) in the atmosphere. Over the past century, humans have pushed CO₂ levels to their ...
Earth Sciences
May 26, 2022
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31
A team of researchers from China University of Geosciences, has concluded that eclogite samples found at the northern Central Orogenic Belt within the North China Craton, show that modern-type subduction events occurred on ...
NASA's Curiosity Mars rover spent most of March climbing the "Greenheugh Pediment"—a gentle slope capped by rubbly sandstone. The rover briefly summited this feature's north face two years ago; now on the pediment's southern ...
Space Exploration
Apr 07, 2022
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345
Over the last two decades, scientists have discovered unusual ridge networks on Mars using images from spacecraft orbiting the Red Planet. How and why the ridges formed and what clues they may provide about the history of ...
Planetary Sciences
Apr 06, 2022
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134
If life is abundant in the universe, atmospheric methane may be the first sign of life beyond Earth detectable by astronomers. Although nonbiological processes can generate methane, a new study by scientists at UC Santa Cruz ...
Astrobiology
Mar 28, 2022
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Combinations of stable molybdenum (Mo) isotopes and radiogenic isotopes have great potential for researchers studying mantle heterogeneities, especially those with subduction-related processes.
Earth Sciences
Jan 27, 2022
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Neuromorphic devices—which emulate the decision-making processes of the human brain—show great promise for solving pressing scientific problems, but building physical systems to realize this potential presents researchers ...
General Physics
Jan 11, 2022
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