From What the Higgs Boson Owes to the World Wide Web:

Data from the CMS detector at the Large Hadron Collider
Data from the CMS detector at the Large Hadron Collider

Data collected on May 13, 2012, by the CMS detector at the Large Hadron Collider. The yellow dotted lines and green towers show two protons, the probable decay products of a Higgs boson. Source: CERN