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Readers discuss hypothetical ‘tauonium’ atoms

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