Higgs Boson

ATLAS measured Higgs boson’s mass with unprecedented precision

New result from the ATLAS experiment at CERN reaches the unprecedented precision of 0.09%.

First evidence of a rare Higgs boson decay

First evidence of the rare decay of the Higgs boson into a Z boson and a photon.

ATLAS and CMS released results of the most comprehensive studies yet of Higgs boson’s properties

The collaborations have used the largest samples of proton-proton collision data recorded so far.

Previously undetectable quantum excitation discovered

It is a magnetic relative of the mass-defining Higgs Boson particle.

The mass of the top quark measured with unparalleled precision

Precise knowledge of the top-quark mass is of paramount importance to understanding our world at smallest scale.

New theory explains the surprisingly small mass of the Higgs boson

A crunching multiverse to solve two physics puzzles at once.

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