Nature, Published online: 21 October 2026; doi:10.1038/s41586-026-11183-2

The use of zeolites with an appropriate pore structure combined with a high CO/olefin ratio is shown to catalyse olefin carbonylation and produce primary and secondary carboxylic acids as the main products.

Nature, Published online: 15 July 2026; doi:10.1038/s41586-026-10655-9

Scalable quasi-pure metal–organic framework membranes achieve near-intrinsic separation performance, enabling energy-efficient industrial gas separations with major cost reductions compared with distillation.