Nature Energy, Published online: 24 July 2026; doi:10.1038/s41560-026-02116-4

The interconnected recombination layer is key to advance perovskite/silicon tandem solar cells. Cao et al. show that titanium oxynitride reconciles the requirements for recombination layers, improving the efficiency and stability for tandem solar cells and modules.

Nature, Published online: 15 July 2026; doi:10.1038/s41586-026-10786-z

Chimeric antigen receptor (CAR) T cells for antitumour therapy ‘armoured’ with a dominant-negative TGFβ receptor II show enhanced efficacy and tolerable safety in patients with advanced hepatocellular carcinoma who have developed resistance or not responded to previous treatment.

Nature Energy, Published online: 24 June 2026; doi:10.1038/s41560-026-02091-w

Aqueous Zn batteries are attractive for low-cost and safe energy storage, yet their practical use is hindered by limited reversibility. Here the authors report a ligand-confined, flowable Zn slurry that enables durable and efficient operation.