CERN Physicists Confirm Existence of Pentaquark Particles

Physicists from CERN’s LHCb experiment announced today the observation of a pentaquark, a hadron consisting of five quarks. Our understanding of the structure of matter was revolutionized in 1964 when the American physicist Murray Gell-Mann proposed that particles known as baryons are comprised of three fractionally charged objects called quarks, and that another category of [...] —> Read More