The long-running debate over the ideal city size has an answer, with a new study pinpointing the "magic number" of residents where sustainability and livability peak. The paper is published in the journal npj Urban Sustainability.
Environment
Aug 28, 2025
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37
In nuclear physics, "magic numbers" identify specific numbers of protons or neutrons that lead to especially stable nuclei. Recognizing these numbers helps scientists better understand the structure of nuclei.
General Physics
Jul 9, 2025
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111
A team of researchers at the Facility for Rare Isotope Beams (FRIB) at Michigan State University (MSU) has discovered that cobalt-70 isotopes form different nuclear shapes when their energy levels differ only slightly. The ...
General Physics
Jun 9, 2025
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210
While entangled photons hold incredible promise for quantum computing and communications, they have a major inherent disadvantage. After one use, they simply disappear.
Quantum Physics
Jan 23, 2025
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76
In a recent paper in Nature Physics, an international research collaboration used world-class instrumentation at the Facility for Rare Isotope Beams (FRIB) to study the exotic nuclide, or rare isotope, chromium-62.
General Physics
Oct 29, 2024
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28
What is the heaviest element in the universe? Are there infinitely many elements? Where and how could superheavy elements be created naturally?
A research team led by researchers at the Institute of Modern Physics (IMP) of the Chinese Academy of Sciences (CAS) has synthesized a new plutonium isotope, plutonium-227. Their study is published in Physical Review C.
General Physics
Oct 10, 2024
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97
The word magic is not often used in the context of science. But in the early 1930s, scientists discovered that some atomic nuclei—the center part of atoms, which make up all matter—were more stable than others. These ...
General Physics
Oct 8, 2024
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32
A research team has used a machine learning approach to investigate the evolution of shell structure for nuclei far from the stability valley. The study, published in Physics Letters B and conducted by researchers from the ...
General Physics
Sep 18, 2024
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8
The world's most powerful supercomputer is helping resolve conflicting research results that have puzzled scientists for more than a decade, which could also shine new light inside collapsing stars.
General Physics
Sep 3, 2024
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