The quest to identify the nature of the neutrino’s alter ego is heating up
Physicists are trying to see if the particle’s matter and antimatter versions are the same
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ANTIMATTER MYSTERY Physicists suspect that the neutrino may be its own antiparticle. Experiments such as GERDA (shown) are attempting to determine whether that hunch is correct by searching for a rare type of nuclear decay.
K. Freund/GERDA collaboration