In article ,
J G Miller wrote:

Is Wikipedia correct in its assertion that

QUOTE
Proton decay has not been observed.
There is currently no evidence that proton decay occurs.
UNQUOTE

As far as I am aware that's correct, but I'm not a physicist.

AIUI, many physicists believe that they do decay, because they
believe a certain kind of unified theory must be true, and such
a theory would imply it. But that's an intuition about what
must be true, rather than something backed by physical evidence.

-- Richard

--
Please remember to mention me / in tapes you leave behind.