Quarks are the smallest form of matter that we know of. So small, in fact, that studying it in any meaningful way has proven nearly impossible over the past several decades. That's because quarks and ...

Illustration of a proton-proton collision at the Large Hadron Collider. Quarks produced in these collisions can cluster in threes to produce baryons (green) or in twos to make mesons (red). The fact ...