Describing matter under extreme conditions, such as those found inside neutron stars, remains an unsolved problem. The ...

Newly discovered particles have incited a fierce debate among experts about the correct picture of matter at the quantum scale. In August 2003, an experiment at the KEKB particle accelerator in Japan ...

Pentaquarks do not fit into the traditional quark model of hadrons, but understanding these exotic new particles is offering fresh insights into the subtleties of the strong interaction Five quarks In ...

Quarks come in six different 'flavours' and possess a 'colour charge' A collaboration of particle physicists in Europe and North America have calculated the mass of strange quarks to an accuracy of ...