Three cousins join family of four-quark particles
Large Hadron Collider finds heavier versions of strange-charm combinations
![Large Hadron Collider LHCb](https://i0.wp.com/www.sciencenews.org/wp-content/uploads/2016/07/071116_EC_tetraquark_feat_free.jpg?fit=860%2C460&ssl=1)
QUARK QUARTET FINDER Scientists with the Large Hadron Collider’s LHCb experiment (shown) have found a family of four particles made up of four quarks each.
CERN