Physics
A 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.
Particle Physics
More Stories in Particle Physics
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Particle PhysicsDark matter particles won’t kill you. If they could, they would have already
The fact that no one has been killed by shots of dark matter suggests the mysterious substance is relatively small and light.
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AstronomyThe highest-energy photons ever seen hail from the Crab Nebula
An experiment in Tibet spotted photons with over 100 trillion electron volts of energy.
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Particle PhysicsDiamond detectors could aid the search for dark matter
Elusive dark matter particles could be spotted when they slam into electrons or atomic nuclei within diamond, scientists say.
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Particle PhysicsPhysicists have finally figured out how pentaquarks are built
The particles are made of up two smaller particles, stuck together like atoms in a molecule.
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Quantum PhysicsAn experiment hints at quantum entanglement inside protons
Particles inside protons seem to be linked on a scale smaller than a trillionth of a millimeter.
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Particle PhysicsThis is the slowest radioactive decay ever spotted
Scientists have made the first direct observations of an exotic type of radioactive decay called two-neutrino double electron capture.
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Particle PhysicsHow a proton gets its spin is surprisingly complicated
Pinning down the source of protons’ spin is surprisingly hard to do.
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EarthMuons reveal the whopping voltages inside a thunderstorm
Particle physics sheds new light on the electric potential of thunderstorms.
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Particle PhysicsReaders ask about electrons’ roundness, a science board game and more
Readers had questions about electrons’ roundness, a camera that measures light intensity in decibels and more.