Particle Physics
Neutrinos’ maximum possible mass shrinks further
The KATRIN experiment in Germany nearly halved the maximum possible mass for neutrinos, setting it at 0.45 electron volts.
Particle Physics
More Stories in Particle Physics
- Particle Physics
Cosmic rays could help reveal how tornadoes form
Subatomic particles called muons could measure pressure changes in supercell thunderstorms and the twisters they kick up.
- Particle Physics
A major new neutrino experiment is nearing completion
The JUNO experiment, which will study the ways of the electrically neutral subatomic particles, will be the largest of its kind.
- Particle Physics
Scientists are building underwater neutrino telescopes in the Mediterranean
The KM3NeT telescopes, currently under construction, will catch high-energy neutrinos that could reveal secrets of the cosmos.
- Particle Physics
50 years ago, physics underwent a major revolution
The discovery of new subatomic particles cemented quarks as a cornerstone of the standard model of particle physics.
- Particle Physics
Accelerated muons bring next-gen particle colliders closer to reality
Muon colliders could slam the subatomic particles together in hopes of unlocking physics secrets. Giving muons a speed boost is a crucial step.
- Particle Physics
Antimatter could travel by truck, a test with protons shows
A special particle trap designed to fit in a truck let researchers haul 70 protons across the CERN campus. Antiprotons may be next.
- Space
A near-Earth asteroid offers clues to one dark matter theory
Data from the OSIRIS-REx mission to Bennu place a ceiling on the strength of a hypothetical fifth force that could explain dark matter’s origins.
- Particle Physics
Physicists just discovered the rarest particle decay ever
The “golden channel” decay of subatomic particles called kaons could break or confirm the standard model of particle physics.
- Particle Physics
A neutrino mass mismatch could shake cosmology’s foundations
Cosmological data suggest unexpected masses for neutrinos, including the possibility of zero or negative mass.
