An international team of scientists has discovered that Sagittarius A* (Sgr A*), the supermassive black hole at the center of the Milky Way, emerged from a long period of dormancy some 200 years ago.
Astronomy
Jun 21, 2023
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180
An international research group has used theoretical predictions to identify and then fabricate a new electrocatalyst that significantly aids the oxygen evolution reaction (OER). Details of their findings were published in ...
Analytical Chemistry
Jun 21, 2023
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87
Experts created two new visual and auditory experiences to explore the complexity and beauty of a compact galaxy group known as Stephan's Quintet. The guided three-dimensional visualization surveys the galaxies—their structures, ...
Astronomy
Jun 20, 2023
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32
An international team of astronomers has performed X-ray, ultraviolet, and optical observations of an X-ray source known as 1RXS J165424.6-433758. Results of the observational campaign, published June 8 on the pre-print server ...
Extremely intense X-ray pulses can determine the positions of some hydrogen atoms in organic molecules that form small crystals, an all-RIKEN team has shown. Many areas, including drug discovery and materials research, stand ...
Analytical Chemistry
Jun 19, 2023
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15
Scientists at the U.S. Department of Energy's (DOE) Brookhaven National Laboratory have determined the atomic-level structure of a zinc-transporter protein, a molecular machine that regulates levels of this crucial trace ...
Cell & Microbiology
Jun 9, 2023
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48
Using the XMM-Newton satellite and the Hubble Space Telescope (HST), astronomers have conducted X-ray and near-infrared observations of a nearby middle-aged pulsar known as PSR B1055-52. Results of the observational campaign, ...
Using the Hard X-ray Modulation Telescope (HXMT) and the Neutron star Interior Composition Explorer (NICER), astronomers from China and India have observed two X-ray binaries known as GX 339−4 and EXO 1846−031. Results ...
Using NASA's Neil Gherels Swift Observatory, Indian astronomers have observed a blazar known as OJ 287. Results of the observational campaign, published May 25 on the arXiv pre-print server, shed more light on the spectral ...
Researchers from MIT and Argonne National Laboratory have developed a machine learning technique that could greatly accelerate the process of nanoscale X-ray imaging of integrated circuits, potentially revolutionizing the ...
Optics & Photonics
Jun 1, 2023
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