Quantum-entangled hyperons open a new route to testing the Standard Model
BESIII pioneers a study of baryon semileptonic decays through polarization and quantum entanglement, including the first semileptonic form-factor measurements for an antihyperon.

First Experimental Constraint on the Scalar Current and Precise measurements of D⁰⁽⁺⁾ → K̅ l⁺ νₗ decays
The BESIII collaboration has reported "First Experimental Constraint on the Scalar Current in the D⁰⁽⁺⁾ → K̅ l⁺ νₗ Transition" and "Precise measurements of D⁰ → K⁻ l⁺ νₗ and D⁺ → K...

The first measurement of the semileptonic decay Ξ⁻ → Λ e⁻ νbar_e at an electron-positron collider
The BESIII Collaboration has reported the first measurement of the semileptonic decay Ξ⁻ → Λ e⁻ νbare at an electron-positron collider, providing the first determination of its absolute branc...

BESIII Experiment Identifies X(2370) as a Glueball-dominated Particle
At the International Conference on High Energy Physics held in Brazil, the BESIII Collaboration at the Beijing Electron Positron Collider announced in a special plenary report that after fifteen ye...