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Identifying jets originating from heavy quarks plays a fundamental role in hadronic collider experiments. In this work, the ATLAS Collaboration describes and tests a transformer-based neural network architecture for jet flavour tagging based on low-level input and physics-inspired constraints.

Baracchini et al. reveal that temporal variability in fMRI brain signals encodes biologically meaningful information across spatial and temporal scales, highlighting its role in healthy brain function and systems-level organization.

Large-effect variants in autism remain elusive. Here, the authors use long-read sequencing to assemble phased genomes for 189 individuals, identifying pathogenic variants in TBL1XR1, MECP2, and SYNGAP1, plus nine candidate structural variants missed by short-read methods.

u-Segment3D is a universal framework that translates and enhances 2D instance segmentations to a 3D consensus instance segmentation without training data. It performs well across diverse datasets, including cells with complex morphologies.

A soft robotic probe enables continuous in utero monitoring of fetal physiological parameters, including heart rate, blood oxygen saturation, temperature and electrocardiogram data, during open or fetoscopic surgery to provide real-time information on fetal condition and distress.

Detection of hot intracluster gas in SPT2349−56 with the Atacama Large Millimeter/submillimeter Array provides new insights into early cluster formation.

Estimates from the Global Burden of Disease study reveal declines in chronic respiratory disease mortality between 1990 and 2023—especially during the COVID-19 pandemic—but the burdens on people affected remain substantial.

The study provides observational evidence of energy transfer in space plasmas, showing hydrogen and helium ions interact differently with ion-scale waves. Despite helium’s low abundance, they show their interaction can excite electrostatic waves, facilitating energy transfer across scales and challenging traditional models.

Analysis combining multiple global tree databases reveals that whether a location is invaded by non-native tree species depends on anthropogenic factors, but the severity of the invasion depends on the native species diversity.

Hund’s exchange interaction energy in two-dimensional materials is challenging to extract from experiments. Now, this is achieved in rhombohedral graphene, which allows an estimate of the interactions that drive the variety of correlated states in this material.

The CMS Collaboration reports the measurement of the spin, parity, and charge conjugation properties of all-charm tetraquarks, exotic fleeting particles formed in proton–proton collisions at the Large Hadron Collider.

Confocal microscopy enables high-resolution, high-plex 3D cyclic immunofluorescence of 30- to 50-µm-thick tissue sections. The approach allows for rich phenotypic assessments of intact cells and intercellular interactions with subcellular resolution.

Quantum lock-in detection (QLID) is crucial for extracting oscillating signals from noise, while quantum entanglement is vital to surpass the standard of quantum limit in precision measurement. Here, the authors experimentally realise entanglement-enhanced QLID using two trapped ions, achieving frequency measurement precision at the Heisenberg limit and demonstrating an improved inverse-quadratic temporal scaling.

The ALICE Collaboration provides details on the microscopic mechanism that ends up creating antideuteron in high-energy proton–proton collisions at the Large Hadron Collider.

Resolution of G4s has been suggested to be required for efficient DNA replication. Here, the authors show that the nuclease DNA2 and the DNA repair complex MutSα (MSH2-MSH6) are required to remove G4 stabilized by environmental compounds to allow efficient telomere replication.

Two-dimensional poly(arylene vinylene) frameworks are promising polymer semiconductors, yet obtaining highly crystalline materials is a major challenge. Now a series of 11 highly crystalline or single-crystalline 2D poly(arylene vinylene)s have been prepared—from 2D imine-linked covalent organic frameworks through a Mannich-elimination strategy—with diverse lattices, enhanced conjugation and specific surface areas up to 2,000 m² g⁻¹.

Despite recent advances with trappedion-based platforms, achieving quantum networks with link efficiency greater than unity on metropolitan scales is still a challenge. Here, the authors demonstrate a multiplexed quantum network generating heralded entanglement at a rate faster than local decoherence.

A new artificial intelligence model, DeepSeek-R1, is introduced, demonstrating that the reasoning abilities of large language models can be incentivized through pure reinforcement learning, removing the need for human-annotated demonstrations.

The ATLAS Collaboration reports the observation of the electroweak production of two jets and a Z-boson pair. This process is related to vector-boson scattering and allows the nature of electroweak symmetry breaking to be probed.

Aggregates of misfolded proteins are sequestered in the aggresome via dynein transport in an aggregate size-dependent manner. Here, authors find episodic transport kinetics mediated by aggresome-dynein adapters are central to this size-filter effect.

Biosynthesis of all androgens from cholesterol first requires cytochrome P450 (CYP) 11A1 for generation of pregnanes and then CYP17A1 for biosynthesis of androgens, but CYP17A1 inhibition cannot completely inhibit androgen biosynthesis in prostate cancer. Here, the authors identify a role for CYP51A1 in the biosynthesis of androgens that completely bypasses the requirement for CYP17A1 and demonstrate that CYP51A1 is essential for the biosynthesis of ¹³C-testosterone from ¹³C-cholesterol in prostate cancer cells.

RNA repair helps bacteria survive antibiotic stress. Here, authors show that Rtc-driven repair causes cell-to-cell variation in resistance levels, revealing a potential form of heteroresistance, and identify key Rtc targets to enhance antibiotic effectiveness.

Federated learning (FL) algorithms have emerged as a promising solution to train models for healthcare imaging across institutions while preserving privacy. Here, the authors describe the Federated Tumor Segmentation (FeTS) challenge for the decentralised benchmarking of FL algorithms and evaluation of Healthcare AI algorithm generalizability in real-world cancer imaging datasets.

A pangenome of oat, assembled from 33 wild and domesticated oat lines, sheds light on the evolution and genetic diversity of this cereal crop and will aid genomics-assisted breeding to improve productivity and sustainability.

Powering single organic electrochemical transistor (OECT) device is challenging as power reductions can cause unstable device outputs. Wu et al. report a wearable, self-powered biosensor with a dual-OECT amplifier powered by an organic solar cell for monitoring physiological signals under varying light conditions.

The ATLAS experiment at the Large Hadron Collider reports a search for charged-lepton-flavour violation in decays of Z bosons into a τ lepton and an electron or muon of opposite charge.

Most of the world’s food relies on nitrogen and phosphorus fertilizers, but how efficiently crops use these nutrients has remained unclear globally. This study provides global-scale evidence of persistently low nutrient use efficiency with clear crop- and region-specific patterns, offering insights to guide sustainable fertilizer management.

SARS-CoV-2 continues to evolve, necessitating updated vaccines and therapeutics. Here the authors identify three broadly binding antibodies from vaccinated or infected individuals, characterize their conserved non-overlapping RBD epitopes by structural analysis and demonstrate protective effects in a hamster model.

The study of isotopes away from the beta stability valley is crucial for the understanding of nuclear structure, especially for neutron-deficient heavy nuclei. Here, the authors report the observation of the alpha-decay isotope 210-protactinium (Pa), extending the alpha-decay systematics of underexplored regions of the nuclides chart.

Zhang et al. design a nanostructure which activates an adaptive martensitic transformation mechanism in a nuclear grade austenitic stainless steel, achieving extraordinary radiation resistance with non-degraded mechanical properties.

Investigating the inner structure of baryons is important to further our understanding of the strong interaction. Here, the BESIII Collaboration extracts the absolute value of the ratio of the electric to magnetic form factors and its relative phase for e + e − → J/ψ → ΛΣ decays, enhancing the signal thanks to the vacuum polarisation effect at the J/ψ peak.

Somatic mutations accumulate with age and have been linked to functional decline and disease. Single-cell analysis of human cartilage samples from donors with and without osteoarthritis shows that somatic mutations accumulate with age, but, in osteoarthritis, they show distinct mutational patterns and slower accumulation, possibly due to DNA-damage-induced chondrocyte death.

Here the authors report NiGa₂O_4–x(OH)_y for light-driven CO₂ hydrogenation to methanol. The surface Lewis acid–base pairs and -OH groups act as conduits for H^- /H⁺ transport to active sites, enhancing photocatalytic methanol production.

The advantage of living in cities compared with rural areas with respect to height and BMI in children and adolescents has generally become smaller globally from 1990 to 2020, except in sub-Saharan Africa.

Sustainable food production under climate change requires farming practices that support plant–soil–microbe interactions. This study suggests that conservation agriculture with warming enhances wheat nitrogen uptake by reducing microbial competition.

While Bell inequalities have been violated several times—mostly in photonic systems—their violations within particle physics experiments are less explored. Here, the BESIII Collaboration showcases Bell-violating nonlocal correlations between entangled hyperon pairs.

Thermal lepton pairs are ideal probes for the temperature of quark-gluon plasma. Here, the STAR Collaboration uses thermal electron-positron pair production to measure quark-gluon plasma average temperature at different stages of the evolution.

Trained and validated on multimodal data from 14.5 million images from multicountry datasets, a foundation model is shown to increase diagnostic and referral accuracy of clinicians when used as an assistant in a trial involving 16 ophthalmologists and 668 patients.

Deaminases of the APOBEC3 family contribute to the mutagenesis of various cancers, including urothelial carcinoma (UC) of the bladder. Here, the authors use functional studies and transcriptomics to demonstrate that APOBEC3 promotes tumour progression and squamous trans-differentiation in UC through IL-1α and downstream activation of the AP-1 transcription factor.

Single-cell proteomics by data-independent acquisition (DIA) mass spectrometry is growing, but data analysis approaches vary widely. Here, authors benchmark and recommend optimal strategies for analyzing DIA-based single-cell proteomics data.

The study analyses data from NASA’s MMS mission to examine electromagnetic fluctuations in the electron diffusion region of Earth’s magnetotail offering insights into the link between reconnection and turbulence. It finds that electromagnetic anomalous viscosity supplies, at times, around 20% of the reconnection electric field.

The semileptonic decay channels of the Λc baryon can give important insights into weak interaction, but decay into a neutron, positron and electron neutrino has not been reported so far, due to difficulties in the final products’ identification. Here, the BESIII Collaboration reports its observation in e+e- collision data, exploiting machine-learning-based identification techniques.

Polygenic scores for body mass index and obesity constructed using data from 5 million people with different ancestries were associated with distinct weight gain trajectories from early childhood to adulthood.

This Review highlights fundamental optical phenomena that have been redefined at the nanoscale by anisotropic polaritons, including anomalous cases of refraction, reflection and focusing.

Li et al. conducted a nationwide, three-generation study in the Netherlands (n = 15 million) to investigate familial associations between ADHD, autism and cardiometabolic conditions using population-based registers.

The Einstein Probe has discovered a fast X-ray transient, EP240414a, associated with a broad-lined type Ic supernova. Its unusually soft spectrum and weak jet add to the diversity of stellar deaths and suggest a previously unknown Wolf–Rayet star explosion mechanism.

The death of massive stars has traditionally been discovered by explosive events in the gamma-ray band. Liu et al. show that the sensitive wide-field monitor on board Einstein Probe can reveal a weak soft-X-ray signal much earlier than gamma rays.

Entanglement was observed in top–antitop quark events by the ATLAS experiment produced at the Large Hadron Collider at CERN using a proton–proton collision dataset with a centre-of-mass energy of √s  = 13 TeV and an integrated luminosity of 140 fb⁻¹.

Using spin-entangled baryon–antibaryon pairs, the BESIII Collaboration reports on high-precision measurements of potential charge conjugation and parity (CP)-symmetry-violating effects in hadrons.