Fossil worm dung shows traces of microscopic 'miners' in elemental silver
When one organism's trash contains traces of human treasure, look for ancient microbial activity, according to researchers who found elemental silver in fossilized worm dung.
When one organism's trash contains traces of human treasure, look for ancient microbial activity, according to researchers who found elemental silver in fossilized worm dung.
Paleontology & Fossils
Dec 20, 2021
0
18
The National Institute for Materials Science (NIMS) and JEOL, Ltd. have developed a lanthanum hexaboride (LaB6) nanowire-based field emission gun that is installable on an aberration-corrected transmission electron microscope ...
Nanophysics
Dec 10, 2021
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68
Viral pathogens like the SARS-CoV-2 coronavirus change the interior structure of the cells they infect. These changes occur at the level of individual cell components—the organelles—and can provide information on how ...
Molecular & Computational biology
Dec 6, 2021
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216
The increased use of optical fiber has seen a greater focus on the precise control and measurement of its diameter. That is due to the diameter being vital for a wide range of fields, from high-speed optical communication ...
Optics & Photonics
Nov 29, 2021
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5
A team of researchers from China, Germany and the U.S. has developed a way to create a less fragile diamond. In their paper published in the journal Nature, the group describes their approach to creating a paracrystalline ...
Tiny amounts of heat can be used to control the movement of magnetic whirlpools called skyrmions, RIKEN physicists have shown. This ability could help to develop energy-efficient forms of computing that harness waste heat.
General Physics
Nov 22, 2021
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299
A novel electronic component from TU Wien (Vienna) could be an important key to the era of quantum information technology: Using a special manufacturing process, pure germanium is bonded with aluminum in a way that atomically ...
Nanomaterials
Oct 11, 2021
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1220
Scientists have known for decades that a certain class of enzymes is an important player in cell biology because they frequently mutate and become major drivers of cancer.
Biochemistry
Oct 11, 2021
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126
Open any introductory biology textbook, and you'll see a familiar diagram: A blobby-looking cell filled with brightly colored structures—the inner machinery that makes the cell tick.
Cell & Microbiology
Oct 6, 2021
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129
For several decades, physicists have known that light can be described simultaneously as a wave and a particle. This fascinating 'duality' of light is due to the classical and quantum nature of electromagnetic excitations, ...