An atomic nucleus assumes discrete energy levels when added energy excites that nucleus. These energy levels are the nucleus' unique fingerprint; no two nuclei have identical energy patterns. For exotic nuclei, which have ...
General Physics
Apr 5, 2023
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49
This luminous image from the NASA/ESA Hubble Space Telescope shows , a celestial object that lies about 390 million light-years from Earth in the constellation Lyra. Z 229-15 is one of those interesting celestial objects ...
Astronomy
Apr 3, 2023
1
24
Cohesin is a ring-shaped protein that surrounds and moves around the DNA molecule, forming the loops. It is a crucial process for the cell. Understanding how cohesin works has been one of the challenges of molecular biology ...
Cell & Microbiology
Mar 29, 2023
0
64
A team of international astronomers have discovered a galaxy that has changed classification due to unique activity within its core. The galaxy, named PBC J2333.9-2343, was previously classified as a radio galaxy, but the ...
Astronomy
Mar 21, 2023
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319
Imagine a universe with extremely strong gravity. Stars would be able to form from very little material. They would be smaller than in our universe and live for a much shorter amount of time. But could life evolve there? ...
General Physics
Mar 15, 2023
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90
Using NASA's Chandra X-ray observatory, astronomers have performed deep X-ray observations of a nearby active galaxy known as NGC 5728 and its active galactic nucleus (AGN). Results of the observational campaign, published ...
In December, the National Ignition Facility (NIF) at the U.S. Department of Energy's (DOE) Lawrence Livermore National Laboratory made headlines worldwide. Scientists at the NIF performed the first nuclear fusion experiment ...
General Physics
Mar 7, 2023
0
52
Astronomers from the University of Texas and the University of Arizona have discovered a rapidly growing black hole in one of the most extreme galaxies known in the very early universe. The discovery of the galaxy and the ...
Astronomy
Feb 24, 2023
0
421
Fluorescent probes capable of monitoring multiple analytes/parameters of microenvironments are attractive in the field of disease diagnosis, intracellular imaging, material defects tracking, and high-resolution sensing. However, ...
Analytical Chemistry
Feb 17, 2023
0
61
Supermassive black holes (SMBHs) lurk in the center of large galaxies like ours. From their commanding position in the galaxy's heart, they feed on gas, dust, stars, and anything else that strays too close, growing more massive ...
Astronomy
Feb 16, 2023
0
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