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Passive immunisation for respiratory syncytial virus for infants is recommended by the World Health Organization but products currently available have limited duration of protection. Here, the authors investigate the age distribution of infant hospitalisation for respiratory syncytial virus to inform optimal timing of immunisation.

Surface Fermi arcs (SFAs) are characteristic features of a topological Weyl semimetal but there is no easy way to manipulate them so far. Here, the authors report manipulation of the shape, size and connections of SFAs in a Weyl semimetal NbAs, leading to an unusual topological Lifshitz transition.

Four receptor-like cytoplasmic kinases (RLCKs) phosphorylate guanine nucleotide exchange factors (RopGEFs), filling a critical gap in the signalling pathway connecting cell surface auxin and RHO GTPases (ROPs) in Arabidopsis.

In an updated report on 70 laboratory-confirmed highly pathogenic avian influenza A H5N1 cases in the USA between March 2024 and May 2025, the absence of human-to-human transmission to date was confirmed, with no known mutations of resistance to neuroaminidase inhibitors.

Analysis of the longest-lived mammal, the bowhead whale, reveals an improved ability to repair DNA breaks, mediated by high levels of cold-inducible RNA-binding protein.   

Reverse osmosis (RO) membranes are widely used for seawater desalination. Here the authors apply plasmonic nanoheating integrated interfacial polymerization to create RO membranes that can remove a wide spectrum of contaminants in water in addition to efficient desalination.

Large language models (LLMs) are emerging as powerful tools in healthcare, with a growing role in global health, particularly in low- and middle-income countries. This Perspective examines the current progress, challenges and prospects of LLMs in addressing health system disparities and supporting achievement of the Sustainable Development Goals.

The interplay between superconductivity, electron correlation and atomic ordering is at the heart of condensed-matter physics. Here, the authors demonstrate a link between superconductivity in the layered chalcogenide TaS_2−xSe_xand the ordering of the sulphur and selenium atoms

Experimental measurements of high-order out-of-time-order correlators on a superconducting quantum processor show that these correlators remain highly sensitive to the quantum many-body dynamics in quantum computers at long timescales.

Magnetic reconnection is the process of releasing energy by magnetized and space plasma. Here the authors report experimental observation of magnetic reconnection in laser-produced plasma and the role of electron scaling on reconnection.

Altermagnets combine the rapid dynamics and zero magnetization of collinear antiferromagnets with the spin-splitting of ferromagnets, making them an idea platform for both fundamental research and applications. Here, Yang, Li and coauthors map the large altermagnetic spin-splitting in CrSb located near the Fermi level.

The interfacing of graphene with a semiconductor creates a Schottky junction, with the formation of ripples on graphene being common. Here, the authors experimentally quantify spatial fluctuations in Schottky barrier height and the effect that ripples have.

Experimental tests and computational simulations of a scaled-down specimen of a real steel truss bridge identify and characterize the latent resistance mechanisms following critical failures, demonstrating how loads supported by failed components can be redistributed and enable structure resilience.

There is considerable interest in transitioning industrial thermocatalytic reactions to renewable-driven processes, but the electrification of such reactions has been challenging. Now, it has been shown that bridging non-aqueous chemistry with aqueous electrochemistry through aqueous–non-aqueous interfacial proton-coupled electron transfer can enable electricity-driven hydrogen peroxide production.

A special class of topological Weyl semimetal state is predicted without respecting Lorentz symmetry. Here, Jianget al. report direct visualization of the unique surface Fermi arcs of MoTe₂, confirming its type-II topological Weyl semimetal nature.

Whether electron–phonon coupling is a generic feature in FeSe/SrTiO₃ to enhance superconductivity remains unclear. Here, Zhang et al. report replica bands in FeSe/SrTiO₃(110), suggesting a common mechanism in FeSe on SrTiO₃with different surface terminations.

A proper theoretical description for unconventional superconductivity in iron-based compounds remains elusive. Here, the authors, to capture the electron correlation strength and the role of Fermi surfaces, report ARPES measurements of three iron chalcogenide superconductors to establish universal features.

Viral pathogen load in cancer genomes is estimated through analysis of sequencing data from 2,656 tumors across 35 cancer types using multiple pathogen-detection pipelines, identifying viruses in 382 genomic and 68 transcriptome datasets.

Stratified medicine promises to tailor treatment for individual patients, however it remains a major challenge to leverage genetic risk data to aid patient stratification. Here the authors introduce an approach to stratify individuals based on the aggregated impact of their genetic risk factor profiles on tissue-specific gene expression levels, and highlight its ability to identify biologically meaningful and clinically actionable patient subgroups, supporting the notion of different patient ‘biotypes’ characterized by partially distinct disease mechanisms.

The study of lattice vibrations coupled to electronic excitations may provide an avenue for exploring exotic physical phenomena. Here, Xuet al. observe a Fano resonance in the Weyl semimetal TaAs, revealing evidence for a strong coupling between phonons and Weyl fermions.

The realization of efficient perovskite/organic tandem solar cells has been challenging due to large voltage deficits and severe non-radiative recombination. Here, the authors introduce sandwiched hole transport configuration for more balanced carrier transport, achieving efficiency of 26.05%.

The most up-to-date combination of results on the properties of the Higgs boson is reported, which indicate that its properties are consistent with the standard model predictions, within the precision achieved to date.

Efficient coupling to photonic structures is essential to exploit the emission properties of carbon nanotubes (CNTs). Here, Miura et al.demonstrate spontaneous emission coupling efficiency exceeding 85% from a single CNT to a silicon photonic crystal nanobeam cavity with an ultralow mode-volume.

In somatic cells the mechanisms maintaining the chromosome ends are normally inactivated; however, cancer cells can re-activate these pathways to support continuous growth. Here, the authors characterize the telomeric landscapes across tumour types and identify genomic alterations associated with different telomere maintenance mechanisms.

Many tumours exhibit hypoxia (low oxygen) and hypoxic tumours often respond poorly to therapy. Here, the authors quantify hypoxia in 1188 tumours from 27 cancer types, showing elevated hypoxia links to increased mutational load, directing evolutionary trajectories.

The characterization of 4,645 whole-genome and 19,184 exome sequences, covering most types of cancer, identifies 81 single-base substitution, doublet-base substitution and small-insertion-and-deletion mutational signatures, providing a systematic overview of the mutational processes that contribute to cancer development.

Systematic analysis from the Global Burden of Disease study reported that, despite global improvements from 1990 to 2021, dietary iron deficiency-associated disease burden remains high in women, children and residents in low socio-demographic index countries.

A large language model designed for health monitoring provides personalized sleep and fitness predictions, insights and advice.

Memristors are passive electrical components that can act like simple memories. Here, the authors use an array of hafnium oxide memristors to create a type of artificial neural network, known as a Hopfield network, that is capable of retrieving data from partial information

Together with a companion paper, the generation of a transcriptomic atlas for the mouse lemur and analyses of example cell types establish this animal as a molecularly tractable primate model organism.

Aerosol deposition onto the surface of the ocean has been underestimated, suggesting that aerosol lifetimes over the ocean are longer than previously appreciated, according to a global compilation of cosmogenic beryllium isotope data.

Sr_1−yMn_1−zSb₂ (y, z < 0.1) is reported to be a magnetic topological semimetal exhibiting nearly massless relativistic fermions.

An antimatter hypernucleus formed by an anti-lambda hadron, an antiproton and two antineutrons was observed through its two-body decay after production in ultrarelativistic heavy-ion collisions.

Liu et al. report the multi-site chelate effect using quercetin for Sn²⁺ and retarding crystallisation in FASnI₃-based optoelectronic synapse. 12 × 12 real-time NIR imaging array enables spatiotemporal information fusion for object recognition, enhancement, and motion perception in complex conditions.

The CMS Collaboration reports the study of three simultaneous hard interactions between quarks and gluons in proton–proton collisions. This manifests through the concurrent production of three J/ψ mesons, which consist of a charm-quark–antiquark pair.

Inbreeding depression has been observed in many different species, but in humans a systematic analysis has been difficult so far. Here, analysing more than 1.3 million individuals, the authors show that a genomic inbreeding coefficient (FROH) is associated with disadvantageous outcomes in 32 out of 100 traits tested.

Fang and colleagues show that the metabolite succinate can inhibit succinylation, and consequently protection from ubiquitin-mediated degradation, of the transcription factor FOXP3, with consequences on T_reg cell-suppressive function and IBD pathology.

Quantum electrodynamics predicts a rare process in which light is scattered by light. The ATLAS Collaboration reports signs of this elusive effect in the collisions of ultra-relativistic lead ions.

Together with an accompanying paper presenting a transcriptomic atlas of the mouse lemur, interrogation of the atlas provides a rich body of data to support the use of the organism as a model for primate biology and health.

Valley dependent spin polarization called spin-valley locking appears in absence of magnetism but it is limited to rare examples of transition metal dichalcogenides. Here, the authors report evidence of spin-valley locking and stacked quantum Hall effect in a bulk Dirac semimetal BaMnSb₂.

Mucosal melanoma (MM) is a cancer with poor prognosis derived from mucosal melanocytes. Here, the authors implement a combination of genetic changes that occur in MM patients in a zebrafish model, revealing the potential MM cell of origin and showing that patient and zebrafish MMs share a gene signature that is more metastatic and immune-evasive.

DeepRETStroke is a deep learning system using retinal photographs to detect silent brain infarction and predict future stroke events.

Some cancer patients first present with metastases where the location of the primary is unidentified; these are difficult to treat. In this study, using machine learning, the authors develop a method to determine the tissue of origin of a cancer based on whole sequencing data.

The goals, resources and design of the NHLBI Trans-Omics for Precision Medicine (TOPMed) programme are described, and analyses of rare variants detected in the first 53,831 samples provide insights into mutational processes and recent human evolutionary history.

The authors demonstrate strain-induced morphotropic phase boundary-like nanodomains in lead-free NaNbO₃ thin films, enabling multi-state switching and large enhancements in dielectric susceptibility and tunability over a broad frequency range.