Talk of the tauonium Scientists propose a hunt for tauonium, a hypothetical variety of atom that would consist of a tau lepton and its antimatter counterpart, an antitau, Emily Conover reported in “Tauonium” (SN: 6/29/24, p. 5). Reader Hal Heaton asked why tauonium would be classified as an atom, considering it wouldn’t have typical atomic […]