Nearly every object we interact with in our lives has a mass, but where does this mass come from? Modern physics says matter ...

An MIT-led team has found that data from “near-misses” at the Large Hadron Collider, long dismissed as background noise, can ...

Particle accelerators reveal the heart of nuclear matter by smashing together atoms at close to the speed of light. The ...

Exotic spin-dependent interactions represent a promising avenue for probing physics beyond the Standard Model. These interactions, hypothesised to be mediated by new light bosons, couple to the ...

The particles that are in an atom: protons, neutrons and electrons The particles that are in protons and neutrons: quarks The four fundamental forces: gravity, electromagnetism, the strong force and ...

Researchers at IPhT (CEA, CNRS) and the Universitat Autònoma de Barcelona have shown that gravity—and with it, ...

NPR's Ayesha Rascoe speaks to Esra Barlas Yücel, a researcher at University of Illinois at Urbana-Champaign, about Fermilab's most precise measurements of the muon particle's magnetic wobble. It's ...

This week, CERN announced that it has detected a new particle at the Large Hadron Collider (LHC) called the Xi-cc-plus. It's a very heavy particle, with a mass four times that of a proton, and it's ...

Suggested Citation: "Appendix: Glossary, Abbreviations, and Acronyms." National Research Council. 1998. Elementary-Particle Physics: Revealing the Secrets of Energy ...

For the past half century or so, a theory known by the understated name of the Standard Model has dominated the field of particle physics. This theory provides us with a detailed description of the 17 ...