Nature, Published online: 15 July 2026; doi:10.1038/s41586-026-10762-7

A rich variety of both integer and fractional high-Chern insulators are observed in a moiré system composed of Bernal bilayer graphene and rhombohedral tetralayer graphene.

Nature, Published online: 17 June 2026; doi:10.1038/s41586-026-10654-w

A technique combining atomically resolved scanning tunnelling microscopy with neural-quantum-state quantum Monte Carlo simulation of disordered 2D electron Wigner solids establishes a powerful framework to enable the clear identification of two distinct defect-induced disorder regimes.

Nature, Published online: 10 June 2026; doi:10.1038/s41586-026-10636-y

Macroscopic quantum coherence arises in two-component exciton Bose–Einstein condensates within MoSe2/hBN/WSe2 electron–hole bilayers, exhibiting distinct spin–valley polarized phases, quantum phase transitions under magnetic fields and stable condensate behaviour up to approximately 1.8 K.