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General Physics news
Adjusting accelerators with help from machine learning
Banks of computer screens stacked two and three high line the walls. The screens are covered with numbers and graphs that are unintelligible to an untrained eye. But they tell a story to the operators staffing the particle ...
General Physics
20 hours ago
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Scientists gain new insights into how mass is distributed in hadrons
Scientists can determine the mass of subatomic particles that are built from quarks by looking at the particles' energy and momentum in four-dimensional spacetime. One of the quantities that encode this information, called ...
General Physics
Nov 15, 2024
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ATLAS observes top quarks in lead–lead collisions
At a talk held at CERN this week, the ATLAS collaboration at the Large Hadron Collider (LHC) reported observing top quarks in collisions between lead ions, marking the first observation of this process in interactions between ...
General Physics
Nov 15, 2024
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A proposed experiment to test whether gravity behaves as a quantum entity when measured
A multi-institutional team of physicists is proposing an experiment to test whether gravity behaves as a quantum entity when measured. They published a description of their experiment in the journal Physical Review Letters ...
Scientists identify flaw in astrophysics models of massive stars and supernovae
An international team of researchers has uncovered evidence that astrophysics models of massive stars and supernovae are inconsistent with observational gamma-ray astronomy.
General Physics
Nov 13, 2024
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CMS develops new AI algorithm to detect anomalies at the Large Hadron Collider
In the quest to uncover the fundamental particles and forces of nature, one of the critical challenges facing high-energy experiments at the Large Hadron Collider (LHC) is ensuring the quality of the vast amounts of data ...
General Physics
Nov 13, 2024
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Lattice QCD method suggests a simpler spectrum of exotic XYZ hadrons
An elusive particle that first formed in the hot, dense maelstrom of the early universe has puzzled physicists for decades. Following its surprise discovery in 2003, scientists began observing a slew of other strange objects ...
General Physics
Nov 12, 2024
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Computational method pinpoints how cause-and-effect relationships ebb and flow over time
A new computational method can identify how cause-and-effect relationships ebb and flow over time in dynamic real-life systems such as the brain.
General Physics
Nov 12, 2024
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Hints of a 'neutrino fog' could complicate efforts to detect dark matter
As if searching for dark matter isn't difficult enough already, physicists may have detected another hurdle known as a "neutrino fog" from solar neutrinos streaming through Earth.
Raise the roof: How to reduce badminton birdie drift
Indoor badminton courts are often used for high-stakes tournaments, but even an enclosed court can affect the path of a birdie.
General Physics
Nov 12, 2024
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Heavy-ion run at the LHC begins
The Large Hadron Collider (LHC) is like an immensely powerful kitchen, designed to cook up some of the rarest and hottest recipes in the universe, like the quark–gluon plasma, a state of matter known to have existed shortly ...
General Physics
Nov 11, 2024
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Theoretical predictions provide a first peek at nuclear shape transitions
Based on an experiment at CERN, a collaboration led by the Niels Bohr Institute, University of Copenhagen, can predict hitherto unchartered changes in the shape of nuclei.
General Physics
Nov 11, 2024
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Laser spectroscopy study explores nuclear structure of fermium and nobelium isotopes
University of Liverpool researchers are part of an international research collaboration that has shed light on what happens at the extremes of neutron and proton numbers, in search of where the periodic table of chemical ...
General Physics
Nov 11, 2024
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Can unknown physics be seen in interactions between Higgs bosons?
Since the launch of the Large Hadron Collider, there has been ongoing research there into Higgs bosons and a search for traces of physics beyond the existing model of elementary particles. Scientists working at the ATLAS ...
General Physics
Nov 7, 2024
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Fluids thicken at the speed of light: A new theory extends Einstein's relativity to real fluids
The theory of special relativity is rife with counterintuitive and surprising effects, the most famous of which are length contraction and time dilation. If an object travels at a relative speed, which is a non-negligible ...
New giant particle collider 'right option for science': Next CERN chief
The next head of Europe's CERN physics laboratory said Thursday that he favored moving forward with plans for a giant particle collider far more powerful than the collider that discovered the famous "God particle".
General Physics
Nov 7, 2024
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Scientists calculate predictions for meson measurements
Nuclear physics theorists at the U.S. Department of Energy's (DOE) Brookhaven National Laboratory have demonstrated that complex calculations run on supercomputers can accurately predict the distribution of electric charges ...
General Physics
Nov 6, 2024
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Experiment reveals how Earth's magnetic field influences flow in planet's core
A trio of physicists, two with Coventry University, in the U.K., and the third with Laboratoire National des Champs Magnétiques Intenses, in France, has demonstrated how Earth's magnetic field may be influencing internal ...
Scientists use high-energy heavy ion collisions as a new tool to reveal subtleties of nuclear structure
Scientists have demonstrated a new way to use high-energy particle smashups at the Relativistic Heavy Ion Collider (RHIC)—a U.S. Department of Energy (DOE) Office of Science user facility for nuclear physics research at ...
General Physics
Nov 6, 2024
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Bach, Mozart or jazz: Scientists provide a quantitative measure of variability in music pieces
Physicists at the Max Planck Institute for Dynamics and Self-Organization (MPI-DS) have investigated to which extent a piece of music can evoke expectations about its progression. They were able to determine differences in ...
General Physics
Nov 5, 2024
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