Almost daily more is revealed about the nature of dark matter. The PAMELA satellite indicates a heavy emission of positrons in space that may be the result of colliding dark matter particles. One thing these particles could then be are winos, a specific kind of neutralino which is "the supersymmetric partner of a particle called the W boson" ...
Along with Z bosons, the W boson carries the weak force which is the player in radioactive decay.
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