For 10 points, name this force governing radioactive decays.
The two types of this interaction are called "vertices" and referred to as either charged or neutral current. The Cronin-Fitch experiment concerned a process mediated by this force. This parity-violating interaction has very massive gauge bosons. This is the only mechanism by which quark (*) flavor can change. Sheldon, Salam, and Weinberg won the 1979 Nobel Prize for predicting its unification with electromagnetism. This force is transmitted by the exchange of W and Z bosons. For 10 points, name this force governing radioactive decays.
The two types of this interaction are called "vertices" and referred to as either charged or neutral current.
{weak} nuclear force