Physics
A star shredded by a black hole may have spit out an extremely energetic neutrino
A star’s fatal encounter with a black hole might have produced a neutrino with oomph.
Particle Physics
More Stories in Particle Physics
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Particle PhysicsPhysicists have narrowed the mass range for hypothetical dark matter axions
In two new studies, scientists search for axions within new mass ranges but the particles remain elusive.
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Particle PhysicsAntimatter hydrogen has the same quantum quirk as normal hydrogen
Atoms of antihydrogen are affected by the Lamb shift, which results from transient particles appearing and disappearing.
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PhysicsA barrier to colliding particles called muons has been smashed
Future particle accelerators could slam muons together to reach higher energies than any before.
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Particle PhysicsMisbehaving kaons could hint at the existence of new particles
Certain extremely rare decays seem to be happening more often than expected, and scientists don’t know why.
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PhysicsMounting evidence suggests neutrinos are key to why antimatter is rare
The source of matter’s dominance over antimatter might be revealed by the tiny subatomic particles.
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PhysicsPhysicists have found quasiparticles that mimic hypothetical dark matter axions
These subatomic particles could make up dark matter in the cosmos. A mathematically similar phenomenon occurs in a solid material.
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PhysicsA new experiment slashes the maximum possible mass of tiny neutrinos
The KATRIN experiment suggests that the tiny subatomic particles have masses a minuscule fraction of an electron’s.
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AstronomyHow an astrophysicist chased a star from the Halo games to real life
Julián Alvarado Gómez has devoted his career to a star called Iota Horologii. His former life as a Halo video gamer helps fuel that devotion.
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Particle PhysicsHow a 2017 radioactive plume may be tied to Russia and nixed neutrino research
A botched attempt at producing radioactive material needed for a neutrino experiment may have released ruthenium-106 to the atmosphere in 2017.