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Here, twisted boron nitride is demonstrated to be a versatile moiré substrate for band structure engineering.

MultiSTAAR provides a general and flexible statistical framework for functionally informed multi-trait rare variant analysis of biobank-scale sequencing studies by jointly analyzing multiple traits and incorporating annotation information.

Γ and K valleys in twisted transition metal dichalcogenides have emerged as highly tunable knobs for accessing different correlated electronic states in solid-state devices. Here, the authors tune a Mott-Hubbard state to a charge-transfer insulator state in twisted double-bilayer WSe₂.

Frequency stabilized lasers are critical to precision applications including quantum, metrology, and sensing. A photonic integrated widely tunable external cavity laser and platform compatible coil resonator reference provide ultra-low linewidth and frequency noise over a record wide tuning range.

Analyses of genome and exome sequencing data identify rare coding and structural variants associated with atrial fibrillation and highlight genetic links between atrial fibrillation and cardiomyopathies.

Malz et al. show how electromagnetic driving leads to amplification of topological magnon edge states and thus a large steady-state magnon edge current. Their approach should yield experimental signatures of topological magnon edge states and has potential applications in magnon spintronics.

An analysis of 24,202 critical cases of COVID-19 identifies potentially druggable targets in inflammatory signalling (JAK1), monocyte–macrophage activation and endothelial permeability (PDE4A), immunometabolism (SLC2A5 and AK5), and host factors required for viral entry and replication (TMPRSS2 and RAB2A).

The collinear antiferromagnet ruthenium dioxide (RuO₂) can generate an electric-field-induced spin current with a well-defined tilted spin orientation that is approximately parallel to the Néel vector.

Pyrochlore iridates have been studied for their potential to explore novel phases due to the interplay of correlations, spin-orbit interaction, and more recently dimensionality. Here the authors report a chiral spin-liquid-like state in (111)-oriented Y₂Ir₂O₇ thin films which emerges at a reduced thickness.

Whole-genome sequencing, transcriptome-wide association and fine-mapping analyses in over 7,000 individuals with critical COVID-19 are used to identify 16 independent variants that are associated with severe illness in COVID-19.

The feasibility of Floquet engineering in graphene has been called into question due to its fast decoherence processes. Measurements of graphene’s photoemission spectrum now support the generation of Floquet states in this material.

Using a cryogenic 300-mm wafer prober, a new approach for the testing of hundreds of industry-manufactured spin qubit devices at 1.6 K provides high-volume data on performance, allowing optimization of the complementary metal–oxide–semiconductor (CMOS)-compatible fabrication process.

By leveraging microcavity-integrated photonics and Kerr-induced optical frequency division, an integrated photonic millimetre-wave oscillator with low phase noise is demonstrated, achieving –77 dBc Hz^–1 and –121 dBc Hz^–1, respectively, at 100-Hz and 10-kHz offset frequencies, corresponding to –98 dBc Hz^–1 and –142 dBc Hz^–1 when scaled to a 10-GHz carrier.

The authors show a hysteretic behaviour of superconductivity as a function of electric field in bilayer Td-MoTe₂, representing observations of coupled ferroelectricity and superconductivity.

Whole-genome sequencing data for 2,778 cancer samples from 2,658 unique donors across 38 cancer types is used to reconstruct the evolutionary history of cancer, revealing that driver mutations can precede diagnosis by several years to decades.

Scanning tunnelling microscopy is used to reveal a new topological kagome magnet with an intrinsic Chern quantum phase, which shows a distinct Landau fan structure with a large Chern gap.

Quantum-metric-induced nonlinear transport, including the nonlinear anomalous Hall effect and a diode-like response, is observed in thin films of a topological antiferromagnet, providing a means to design magnetic nonlinear devices.

Our understanding of the phase diagram of twisted graphene structures is incomplete. Now, twisted trilayer graphene is examined using a technique that locally images quantum oscillations and shows that a nematic semimetal is favoured at low density.

An initial draft of the human pangenome is presented and made publicly available by the Human Pangenome Reference Consortium; the draft contains 94 de novo haplotype assemblies from 47 ancestrally diverse individuals.

Effective axion fields emerge in a variety of condensed matter and photonic structures. Here, the authors predict a distinct dual axion response arising in metamaterials and, potentially, some condensed matter systems and captured by electrodynamics with magnetic charge.

The authors present SVclone, a computational method for inferring the cancer cell fraction of structural variants from whole-genome sequencing data.

Integrated single mode lasers capable of extremely narrow linewidths and high output power will enable precision portable quantum, microwave, and sensing applications. Here we demonstrate a simultaneous record low fundamental linewidth and high output power using an integrated Brillouin laser in a meter-scale silicon nitride coil resonator.

Fas ligand (FasL) regulates immunotherapeutic cancer-cell death. Here, the authors show a human-specific amino-acid substitution which renders human FasL more susceptible for plasmin cleavage and is relevant for the efficacy of T-cell-based immunotherapies.

We present comprehensive thermodynamic and spectroscopic evidence for an antiferromagnetically ordered heavy-fermion ground state in the van der Waals metal CeSiI.

Tunable correlated states are observed in twist bilayer WSe₂ over a range of twist angles, with signatures of superconductivity for a twist of 5.1°.

The flagship paper of the ICGC/TCGA Pan-Cancer Analysis of Whole Genomes Consortium describes the generation of the integrative analyses of 2,658 cancer whole genomes and their matching normal tissues across 38 tumour types, the structures for international data sharing and standardized analyses, and the main scientific findings from across the consortium studies.

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.

An analysis of 2,954 genomes from 38 cancer subtypes identified 19,166 retrotransposition events in 35% of samples. Aberrant LINE-1 retrotranspositions can lead to the deletion of tumor-suppressor genes as well as the amplification of oncogenes.

Small-angle twisted bilayer–bilayer graphene is tunable by the twist angle and electric and magnetic fields, and can be used to gain further insights into correlated states in two-dimensional superlattices.

Cancers evolve as they progress under differing selective pressures. Here, as part of the ICGC/TCGA Pan-Cancer Analysis of Whole Genomes (PCAWG) Consortium, the authors present the method TrackSig the estimates evolutionary trajectories of somatic mutational processes from single bulk tumour data.

High charge-carrier mobility that enables the observation of quantum oscillation is reported in mono- and few-layer MoS₂ encapsulated and contacted by other two-dimensional materials.

Naturally occurring 2H-stacked bilayer WSe₂ enables the observation of exciton condensates in the strong coupling limit.

Broken symmetry phases may occur in 2D materials upon doping, yet introducing doping without inducing chemical disorder remains a challenge. Here, the authors use a modulation doping approach that unveils a hidden equilibrium phase involving spontaneous symmetry breaking in a hole-doped Sn bilayer.

Electrical readout of the state of an antiferromagnet is an important goal for spintronic applications. Now, detection of the electrical voltage created by a thermal gradient in a canted antiferromagnet suggests a route for achieving this goal.

Artificial photonic graphene, a honeycomb array of evanescently coupled waveguides, has proven to be a useful tool for investigating graphene physics in various optical settings. Here, Song et al.demonstrate pseudospin-mediated vortex generation and topological charge flipping in otherwise uniform optical beams.

Here the authors dissect the developmental and functional relationship between tumor-responsive cytotoxic T cells in the tumor versus the tumor-draining lymph nodes (tdLNs), finding that stem-like T_PEX cells dependent on MYB in the tdLNs are required for CD8⁺ T cell tumor infiltration and ICB responses.

Analyses of 2,658 whole genomes across 38 types of cancer identify the contribution of non-coding point mutations and structural variants to driving cancer.

With the generation of large pan-cancer whole-exome and whole-genome sequencing projects, a question remains about how comparable these datasets are. Here, using The Cancer Genome Atlas samples analysed as part of the Pan-Cancer Analysis of Whole Genomes project, the authors explore the concordance of mutations called by whole exome sequencing and whole genome sequencing techniques.

Integrative analyses of transcriptome and whole-genome sequencing data for 1,188 tumours across 27 types of cancer are used to provide a comprehensive catalogue of RNA-level alterations in cancer.

Analysis of cancer genome sequencing data has enabled the discovery of driver mutations. Here, as part of the ICGC/TCGA Pan-Cancer Analysis of Whole Genomes (PCAWG) Consortium the authors present DriverPower, a software package that identifies coding and non-coding driver mutations within cancer whole genomes via consideration of mutational burden and functional impact evidence.