Brock physicists’ paper is Editor’s Suggestion in Physical Review Letters, solving a decades-old problem of lithium’s disordered structure at low-temperatures: E. He, C.M. Wilson, and R. Ganesh, “Metallic Bonding in Close-Packed Structures: Structural Frustration from a Hidden Gauge Symmetry” Phys. Rev. Lett., 133, 256401. 2025.04