Welcome to Technology Features Nanotech powers on-chip intelligence. Measuring age-dependent viscoelasticity of organelles, cells and organisms with time-shared optical tweezer microrheology. Half-wave nanolasers and intracellular plasmonic lasing particles. Momentum tunnelling between nanoscale liquid flows. Negative memory capacitance and ionic filtering effects in asymmetric nanopores. Tracking nonlinear conversion of light in van der Waals waveguides. Salt-in-presalt electrolyte solutions for high-potential non-aqueous sodium metal batteries. ON-OFF nanopores for optical control of transmembrane ionic communication. Dipolar wavevector interference induces a polar skyrmion lattice in strained BiFeO 3 films. Chemistry, manufacturing and controls strategies for using novel excipients in lipid nanoparticles. Anomalous Hall spin current drives self-generated spin-orbit torque in a ferromagnet. Ferroelectricity with concomitant Coulomb screening in van der Waals heterostructures. Spatiotemporal imaging of nonlinear optics in van der Waals waveguides. Remote epitaxial crystalline perovskites for ultrahigh-resolution micro-LED displays. Spin-valley protected Kramers pair in bilayer graphene. Customizable virus-like particles deliver CRISPR-Cas9 ribonucleoprotein for effective ocular neovascular and Huntington's disease gene therapy. Electron correlation strengthened in multilayer rhombohedral graphite. Nanopore discrimination of rare earth elements. Nanoscopic cross-grain cation homogenization in perovskite solar cells. All-anion electrolyte solutions for high-potential sodium batteries. Nanometre-resolution three-dimensional tomographic and vectorial near-field imaging in dielectric optical resonators. A bioinspired polymeric membrane-enclosed insulin crystal achieves long-term, self-regulated drug release for type 1 diabetes therapy. Long-term blood sugar control with smart insulin crystals. Time-resolved sensing of electromagnetic fields with single-electron interferometry. Exciton dressing by extreme nonlinear magnons in a layered semiconductor. RNA origami nanotubes push the boundaries of confinement. Genetic encoding and expression of RNA origami cytoskeletons in synthetic cells. Nanoscale high-entropy surface engineering promotes selective glycerol electro-oxidation to glycerate at high current density. Zeolite-confined Cu single-atom clusters stably catalyse CO to acetate at 1 A cm - 2 beyond 1,000 h. The pathways for nanoparticle transport across tumour endothelium. Kramers versus Kramers makes a stable qubit. Electrically activating two-dimensional antiferromagnets. Nanopores take on the challenge of rare-earth detection. Li + (ionophore) nanoclusters engineered aqueous/non-aqueous biphasic electrolyte solutions for high-potential lithium-based batteries. Publisher Correction: Measuring age-dependent viscoelasticity of organelles, cells and organisms with time-shared optical tweezer microrheology. On-demand formation of Lewis bases for efficient and stable perovskite solar cells. Piracetam shapes wide-bandgap perovskite crystals for scalable perovskite tandems. Electrosynthesis of pure urea from pretreated flue gas in a proton-limited environment established in a porous solid-state electrolyte electrolyser. Homogeneous 2D/3D heterostructured tin halide perovskite photovoltaics. Nanofabrication of silk microneedles for high-throughput micronutrient delivery and continuous sap monitoring in plants. Ceramic crystals stretch like metal. Fraser Stoddart (1942-2024). Ferroelectric topologies in BaTiO 3 nanomembranes for light field manipulation. Ferumoxytol promotes haematopoietic stem cell post-injury regeneration as a reactive oxygen species scavenger. An orally administered gene editing nanoparticle boosts chemo-immunotherapy in colorectal cancer. A magnetically programmable mesoporous nanoreactor. Engineering pyroptotic vesicles as personalized cancer vaccines. Analysis of multi-drug cancer nanomedicine. Discovering nanoparticle corona ligands for liver macrophage capture.