: This is the current "rulebook" of the universe, describing 12 matter particles (fermions) and four force carriers (bosons).
Unlocking the Universe: The Foundations of Nuclear and Particle Physics Foundations of nuclear and particle physics
: These carry the fundamental forces, such as the photon for electromagnetism and the Higgs boson, which gives other particles their mass. : This is the current "rulebook" of the
Nuclear physics focuses on the atomic nucleus—the dense core of protons and neutrons at the center of every atom. Fundamental Nuclear and Particle Physics Section Foundations of nuclear and particle physics