Desprésveiemqueés unpuntetdematèriadensa envoltatd'unnúvoldeprobabilitat formatperelectrons queexisteixenidesapareixen.
"surrounded by a kind of fluffy probability cloud of electrons... popping in and out of existence. ' But then it turns out that that's not even right. Even the nucleus, which we think of as so dense... pops in and out of existence just as readily as the electrons do.