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Emission enhancement and extraction from quantum emitters is a major challenge for photon sources in e.g. quantum photonic networks. Here the authors propose a broadband waveguide platform which allows to boost, extract, and guide quantum emission within integrated photonic networks.

Reliable measuring the voltage dynamics of individual neurons in the intact brain is significantly challenging. Here authors developed an all-optical method combining two-photon voltage imaging and optogenetics to measure and induce synaptic plasticity in vivo, revealing LTP of inhibition in cerebellar circuits and providing a blueprint to link synaptic changes to learning.

The authors develop and characterise a selective Greatwall inhibitor, C-604, and show that its cytotoxicity stems from PP2A-B55α hyperactivation. They identify B55α and Greatwall levels as biomarkers of responses to Greatwall-targeted therapy.

Plasmonic excitations of electrons in metallic nanostructures are promising for the enhanced conversion of light in semiconductor solar cells. Here, the authors are able to experimentally distinguish the absorption phenomena of plasmonic carrier generation and excitation of carriers by light absorption.

Deterministic sources of entangled photons are important for photonic quantum networks, but many applications are only possible when their wavelengths are tunable. Here, the authors use on-chip strain engineering to demonstrate such a source with silicon-integrated InAs/GaAs quantum dots.

In the Kondo effect, a bath of conduction electrons screens a localized magnetic moment. Here, the authors demonstrate Kondo screening of a normally isolated 4f-like moment in a magnetic molecule on a Cu(001) surface that is modulated by strong ligand-mediated coupling.

Graphene is a single layer of carbon atoms whose high electron mobility offers potential for cheap, high-speed opto-electronic devices. Docherty et al.show that the terahertz frequency photoconductivity in graphene depends crucially on the type and density of environmental gas adsorbed.

Quantum spin Hall edge states are protected by time-reversal symmetry and are expected to disappear in a strong magnetic field. Here, the authors use microwave impedance microscopy and find, surprisingly, edge conduction in mercury telluride quantum wells that survives up to 9 T with little change.

Malaria control and elimination require environmentally safe strategies. Here, the authors propose L-DOPA, a naturally occurring tyrosine derivative, as a mosquito dietary intervention that can shorten lifespan and reduce malaria parasite burden of female Anopheles gambiae mosquitoes.

There is extensive research in the topochemistry of molecular systems at high pressure, although studies of binary gas mixtures are rarer. Here, the authors study a nitrogen/hydrogen mixture under pressure, identifying new van der Waals compounds and probing the room-temperature, high-pressure chemistry.

Path-integral Monte Carlo (PIMC) techniques are used to simulate thermodynamic properties of warm dense matter but currently suffer from uncontrolled approximations and exponentially scaling computational costs. Here, the authors provide a way to overcome these issues, developing PIMC simulations of warm dense beryllium in agreement with x-ray Thomson scattering.

Beck et al. develop a model where striosomes create a flexible “decision-space” that adapts to environmental context and internal state. It explains how we make choices and why decision-making varies between people, and in neuropsychiatric disorders.

The thermal emission spectrum of the rocky exoplanet 55 Cancri e obtained by the NIRCAM and MIRI instruments aboard the JWST indicates that it has a secondary volatile-rich atmosphere, possibly arising from a magma ocean.

The neuronal architecture that develops after spinal cord injury and causes autonomic dysreflexia is uncovered.

Observed 730 Myr after the Big Bang, a little red dot is found to anchor an overdensity of eight galaxies and seems to be embedded in a massive host dark matter halo.

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.

Adoptive regulatory T cell (Treg) therapy holds promise for the treatment of a range of immunopathological conditions. Here the authors explore the HLA engineering of allogenic Treg products that avoid T cell and NK cell attack and maintain immunomodulatory function in a human skin-xenograft model.

Efficient sunlight-to-fuel conversion requires materials that produce long-lived charges, but increasing carrier lifetimes in visible-light-active photocatalysts has proven difficult. Now it has been shown that rapid charge deactivation via metal-centred states prevents long lifetimes and limits photocatalytic performance. These insights bridge solid-state and molecular photochemistry, informing strategies for improved photocatalyst design.

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.

Infant gliomas behave differently to their childhood or adult counterparts. Here, the authors perform a large-scale genetic analysis of these tumours, revealing genetic alterations which may offer therapeutic opportunities.

The successful implementation of genomic newborn screening involves a wide array of ethical, legal and social implications of great complexity. The authors outline key decision points and highlight a GA4GH policy tool to support responsible, trustworthy implementation within diverse public health systems globally.

For solid-state qubits, the material environment hosts sources of errors that vary in time and space. This systematic analysis of errors affecting high-fidelity two-qubit gates in silicon can inform the design of large-scale quantum computers.

The interplay between reduced dimensionality and interactions in monolayer transition metal dichalcogenides has been of great research interest. Here the authors report an insulating dimer ground state in 1T-IrTe₂, driven by the combined effect of the charge density wave instability and local atomic bond formation.

Analysis of medulloblastomas in humans and mice shows that the functional consequences of ZIC1 mutations are exquisitely dependent on the cells of origin that give rise to different subgroups of medulloblastoma.

Neointimal hyperplasia and stent thrombosis remain issues with vascular stents. Here, the authors report on the development of a nitric oxide releasing hydrogel which allows for endothelialisation of the stent surface and prevents smooth muscle cell growth reducing hyperplasia and thrombosis in in vivo models.

Integrating tunable quantum emitters with commercial photonic circuits is promising for quantum information applications but remains a challenge. Here the authors report integration of InAs/InP microchiplets containing quantum dot single photon emitters into a large-scale foundry silicon platform.

The ascidian tunicate Ciona, one of the closest relatives of the vertebrates, inhabits shallow temperate waters in the worldwide ocean. A unique combination of simple stereotyped embryogenesis, regulative post-embryonic stages and ecologically relevant diversity makes Ciona a premier model for marine systems life sciences, from cells and molecules to populations and ecosystems.

Understanding how copper nanoparticles evolve under electrochemical conditions is crucial for the development of selective CO₂ reduction electrocatalysts. Here the authors prepare well-defined nanocrystals and use advanced operando imaging and spectroscopic techniques to reveal the Cu–CO species-driven dynamic evolution of Cu electrodes.

People do not have to dismiss or exaggerate the climate threat to justify concerted action.

A battery of bedside tests was designed to test split-brain patients across multiple functional domains. While full callosotomy introduced disconnection syndromes across all domains, even minimal callosal remnants enabled fully integrated behavior.

A bilayer Fermi–Hubbard model is realized in two coupled two-dimensional layers of fermionic ultracold atoms by tuning the interlayer coupling strength to create a crossover between magnetic orderings.

Electric fields have been proposed as having a distinct ability to catalyse chemical reactions through stabilizing polar intermediates. Here, the authors show that electric fields can catalyse the cis-to-trans isomerization reactions of cumulenes in solution in a scanning tunnelling microscope

Cohesin plays a crucial role in both chromosome organization and DNA repair. Here the authors find that cohesin mediated genome architecture prevents interactions between damaged chromatin. In contrast cohesin phosphorylation  appears to primarily impact DNA repair speed.

Distinguishing electronic and vibrational coherences helps to clarify the near-unity efficiency of primary electron transfer in reaction centres. Here, the authors report their respective correlation with the electron transfer rate by comparing the 2D electronic spectra of three mutant reaction centres.

This Perspective proposes a new framework to support the inclusion of Black, Indigenous and people of colour in conservation initiatives.

The Perseverance rover detected polycyclic aromatic hydrocarbons preserved within sulfates in the fan and floor of Jezero crater on Mars, offering new insights into past habitability and the preservation of organic matter on Mars.

Selective chemical upcycling of polyolefin mixtures remains challenging due to the structural similarity of their backbones. Now it has been shown that a single-site nickel catalyst can preferentially and efficiently cleave branched C–C bonds, enabling the hydrogenolytic separation of isotactic polypropylene from mixtures containing both isotactic polypropylene and polyethylene.

Electric control of magnetic interactions in a molecular spin-frustrated triangle is demonstrated through experiments and supported by ab initio calculations. This result opens new pathways for scalability by local control of qubit–qubit coupling.

Understanding the microscopic variability of CMOS spin qubits is crucial for developing scalable quantum processors. Here the authors report a combined experimental and numerical study of the effect of interface roughness on variability of quantum dot spin qubits formed at the Si/SiO₂ interface.

Glycosylation of human IgG antibodies in bacterial hosts has proven challenging. Here, the authors identify a bacterial enzyme enabling E. coli to glycosylate IgGs at native sites, thereby advancing therapeutic antibody development in this host.

Sub-cycle phase-resolved attosecond interferometry is developed. The obtained phase information enables us to decouple the multiple quantum paths induced in a light-driven system, isolating their coherent contribution and retrieving their temporal evolution.

Ochre, a strain of Escherichia coli engineered to have a single stop codon, enables reassignment of four codons for non-degenerate functions, such as incorporation of non-standard amino acids into proteins.

Initialization and operation of spin qubits in silicon above 1 K reach fidelities sufficient for fault-tolerant operations at these temperatures.

The ATPase UAP56 acts as an ATP-gated molecular switch that directs mRNA ribonucleoprotein complexes from TREX to nuclear-pore-complex-anchored TREX-2 complexes for mRNA export from the nucleus.

Uncertainty associated with solution-based electron-transfer studies of DNA–metal-complex systems has now been overcome by combining X-ray and time-resolved infrared data obtained for ruthenium polypyridyl–DNA crystals. Using these methods both the geometry of the reaction site and the kinetics of the reversible photo-induced one-electron oxidation of guanine have been determined.