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Unpacking Particle Showers with Machine Learning

Author(s): Samuel JarmanA new AI-powered event-processing algorithm is being readied to cope with the torrent of data that will stream from the Large Hadron Collider upgrade.[Physi...

Do we owe our existence to weird ‘virtual’ particles?

When considering what makes up a human body, a physicist drills down beyond the atomic level. Columnist Chanda Prescod-Weinstein explores the not-exactly-real particles that allow...

Missing decay at BESIII points to long-sought glueball

Heavy particle could be dominated by gluons The post Missing decay at BESIII points to long-sought glueball appeared first on Physics World.

Protons and neutrons are more than just groups of three quarks

Comparison between theoretical models and experimental data favours alternative “baryon junctions” picture The post Protons and neutrons are more than just groups of three quarks a...

Could we eliminate any particles from the standard model of physics?

The standard model of physics is one of the most successful scientific theories in existence, but do we need it all? Columnist Chanda Prescod-Weinstein explores whether it’s carryi...

Physicists Hunted a Mysterious Particle – and Found Two Unexpected Structures Instead

A first attempt to produce a mysterious strangeonium state using a photon beam yielded important and unexpected results. Physicists have spent decades trying to organize the growin...

Matter of pure force: US, Israeli physicists hail China’s glueball discovery as ‘triumph’

The international physics community has hailed a Chinese-led discovery as a “triumph” after researchers presented the strongest evidence yet for the existence of the “glueball” – a...

Huge progress made in attempt to upgrade standard model of particles

A challenging mathematical effort undertaken by a team of undergraduates has put bounds on a promising set of ways to break and upgrade the standard model of particle physics

CERN Experiment Finds Gluons Behaving Strangely Deep Inside Atomic Nuclei

ALICE measurements suggest that gluons inside nuclei begin behaving collectively at very small scales, favoring gluon saturation over conventional nuclear shadowing alone. Deep ins...

Physicists discover a hidden gluon structure inside protons that could rewrite textbooks

Physicists may have uncovered a hidden feature inside protons that helps preserve one of matter’s most fundamental properties. RHIC collision data suggest baryon number is carried...

Quarks and qubits: how quantum computing could transform particle physics

This podcast also explores the intersection of general relativity and quantum information The post Quarks and qubits: how quantum computing could transform particle physics appeare...

Scientists Discover Extreme Acceleration Inside a Nuclear Fireball

Simulations reveal some of the strongest accelerations ever produced on Earth, opening new avenues for QCD research. When atomic nuclei smash together at almost the speed of light,...

CERN Experiments Detect Signs of the Universe’s Primordial Matter

All four major LHC experiments have found new evidence that collisions between oxygen and neon may produce the extreme state of matter that existed during the first microseconds af...

Quark–Gluon Plasma Jet Leaves a Wake

Author(s): Rachel BerkowitzBack-to-back jets produced during heavy-ion collisions reveal a plasma property predicted by quantum chromodynamics.[Physics 19, s100] Published Thu Aug...

The proton is more quantum than we thought

Our understanding of the internal structure of protons is largely based on classical physics, but data compiled from accelerator experiments has uncovered quantum behaviour that ha...

Have physicists finally discovered glueballs? New evidence points to yes.

“It’s the strongest evidence yet that particles dominated by a glueball component can exist in nature.”

Strange paraparticles could be reality’s missing ingredient

Neither matter nor force, paraparticles would be something else entirely. Fresh hints that they exist are raising hopes that they could explain reality at its deepest level

Large Hadron Collider Reveals an Atomic Nucleus Shaped Like a Bowling Pin

The world's tiniest game of tenpin.ScienceAlert stories are written, fact-checked, and edited by humans, never generated by AI. Don't miss a story, subscribe here.

After 50 Years of Searching, Physicists May Have Finally Found a Particle Made of Pure Force

An "unprecedented form of matter".ScienceAlert stories are written, fact-checked, and edited by humans, never generated by AI. Don't miss a story, subscribe here.

Radioactive Molecules Promise Probe of New Physics

Author(s): Susan CurtisA tabletop method for producing cold radioactive molecules enables precise measurement of their properties and could uncover violations of fundamental symmet...

What is a glueball? Chinese-led team finds rare particle made entirely of force

In a historic breakthrough, a Chinese-led international team of scientists has confirmed the existence of the glueball – a rare form of matter made entirely of force. The finding w...

Physicists find major clue to matter’s biggest mystery

Researchers have nailed down an elusive quantity called baryon number, which may be responsible for the cosmic mismatch between matter and antimatter

The Large Hadron Collider Is Getting Its Biggest Upgrade Yet. What Comes Next Could Change Physics

The famous particle accelerator has gone silent, but its next chapter could usher in a new era of particle physics.