Do not believe in such a miracle. It is only theoretical substitute,
good for idiots...
How could You ?!?!
So, if you are lazy, take it like a plate of soup under nose :)
Electropositron hipothesis comes back and can explain this experiment:
http://www.sciencenews.org/view/generic/id/49288/title/Signature_of_antimatter_detected_in_lightning
Is there another one, which can do it ?