A quark (/kwɔːrk, kwɑːrk/) is a type of elementary particle and a fundamental constituent of matter. Quarks combine to form composite particles called...

Quark or quarg is a type of fresh dairy product made from milk. The milk is soured, usually by adding lactic acid bacteria cultures, and strained once...

Quark/ was an American anthology book series devoted to avant-garde science fiction and related material, edited by writer and critic Samuel R. Delany...

Free and open-source software portal Video games portal Quake Army Knife (QuArK), is a free and open-source program for developing 3D assets for a large...

A constituent quark is a current quark with a notional "covering" induced by the renormalization group. In the low-energy limit of QCD, a description by...

bottom quark, beauty quark, or b quark, is an elementary particle of the third generation. It is a heavy quark with a charge of −⁠1/3⁠ e. All quarks are...

Quark–gluon plasma (QGP or quark soup) is an interacting localized assembly of quarks and gluons at thermal (local kinetic) and (close to) chemical (abundance)...

The top quark, sometimes also referred to as the truth quark, (symbol: t) is the most massive of all observed elementary particles. It derives its mass...

It, along with the down quark, forms the neutrons (one up quark, two down quarks) and protons (two up quarks, one down quark) of atomic nuclei. It is...

A quark star is a hypothetical type of compact, exotic star, where extremely high core temperature and pressure have forced nuclear particles to form...