For a few years, one of particle physics’ most unsettling numbers seemed to be pointing somewhere strange. The trouble ...

A thumbnail-sized diamond chip just pulled off something that quantum physics says should be extraordinarily difficult: ...

The new calculation, made at the Large Hadron Collider (LHC) near Geneva, could help solve a niggling mystery about this ...

A special class of sensors leverages quantum properties to measure tiny signals at levels that would be impossible using ...

New measurement deepens Hubble Tension, suggesting the Universe may be expanding faster and hinting at unknown physics.

Scientists working on Fermilab's Muon g-2 experiment released the world's most precise measurement yet of the magnetic moment of the muon, bringing particle physics closer to the ultimate showdown ...

The simplicity of a hydrogen atom makes it an ideal model for studying atomic structure and interactions. Yet, despite the ...

When hundreds of physicists gathered on a Zoom call in late February to discuss their experiment’s results, none of them knew what they had found. Like doctors in a clinical trial, the researchers at ...

A U.S. research lab has announced one of the most precise measurements ever of how a subatomic particle behaves, teeing up a showdown that could either vindicate one of science’s most powerful ...