Scientists at CERN have announced the discovery of a new kind of particle, named Xi-cc++ (apparently pronounced ‘Ksī-CC plus-plus’). The particle was discovered at the Large Hadron Collider’s beauty experiment, or LHCb.
Particles like Xi-cc++ are predicted by the Standard Model of particle physics – the set of laws that describes the most fundamental building blocks of nature – but this is the first time scientists have been able to confirm they really exist.
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Abigail Beall 