Quick facts about particle physics. Number of known elementary particles: 61. The particles that are in an atom: protons, neutrons and electrons The particles that are in protons and neutrons: quarks.

Neutrinos are elementary particles that are predicted to be massless by the standard model of particle physics, yet their ...

Our peer-reviewed reports present the evidence-based consensus of committees of experts. Published proceedings record the presentations and discussions that take place at hundreds of conferences, ...

p.15 E. Braaten, C.S. Li, T.C. Yuan, "The evolution of Weinberg's gluonic CP-Violation operator," Physical Review Letters, 64:1709-12, 1990. Eric Braaten (Northwestern University, Evanston, Ill.): "A ...

The 39th annual Theoretical Advanced Study Institute in Elementary Particle Physics (TASI) was held this summer on the CU Boulder campus. The summer institute is supported by the National Science ...

Physicists at ETH Zurich in Switzerland have a novel plan to uncover an unknown fifth force of nature long theorized to exist ...

Scientists at CERN have observed an unexpected phenomenon within the world’s largest particle accelerator that suggests that ...

Our peer-reviewed reports present the evidence-based consensus of committees of experts. Published proceedings record the presentations and discussions that take place at hundreds of conferences, ...

Do top quarks, nature's heaviest elementary particle, obey Einstein's rules at all times of day and night? Scientists at the Large Hadron Collider have the answer.

Luther College Physics Professor Todd Pedlar has received his seventh consecutive National Science Foundation (NSF) research grant. Since 2006, NSF grants have allowed Pedlar and Luther students to ...