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The hippocampus can replay long spatial sequences without ripples. When present, ripples cluster in spatially restricted zones as a function of replayed location that remap with barrier changes, implying a tagging role in consolidation.

Aperiodic composite crystals were discovered that emulate 2D moiré materials, demonstrating a potentially scalable approach for producing moiré materials for next-generation electronics and a generalizable approach for realizing theoretical predictions of higher-dimensional quantum phenomena.

Here, in a cross-sectional study of 209 individuals living in communities with contrasting Schistosoma mansoni endemicity in Uganda, the authors identify gut microbiome and metabolome signatures associated with S. mansoni infection and cardiovascular disease risk.

Seismic reflection imaging beneath the northeastern Yellowstone caldera reveals a sharp boundary at about 3.8 km depth, which is inferred to result from a mixture of supercritical fluid and magma filling the pore space.

Flow of Earth’s upper mantle may include intermittent wild fluctuations in plastic strain rate of increasing frequency with depth, according to results of nanoindentation experiments on olivine crystals.

A single intravenous dose of the psychedelic dimethyltryptamine, combined with psychological support, produces rapid and lasting reductions in depressive symptoms in adults with major depressive disorder.

Global Burden of Disease estimates show that between 1990 and 2023, the prevalence and burden of drug use disorders, inclusive of amphetamine, cannabis, cocaine and opioid use, have been increasing in high-income countries, particularly in the USA.

Here, the authors present archaeology of the Namorotukunan site in Kenya’s Turkana Basin that demonstrates adaptive shifts in hominin tool-making behaviour spanning 300,000 years and increasing environmental variability. They contextualize these findings with paleoenvironmental proxies, dating, and geological descriptions.

Analysis of transits of an ultra-hot giant exoplanet reports the precise abundance constraints of 14 major refractory elements, showing distinct deviations from proto-solar, along with a sharp transition temperature at which those elements are depleted.

Applications of optical laser-based techniques are limited by the long wavelengths of the lasers. Now, observations of phonons and thermal transport at nanometre length scales are reported with an all-hard X-ray transient-grating spectroscopy technique.

This study establishes a new thermodynamic framework that explains how solid metal dissolution controls liquid metal spreading, advancing understanding in high-temperature wetting field and improving industrial processes such as welding and coating.

Sharp wave-ripples from the hippocampus are shown to modulate peripheral glucose homeostasis in rats, offering insights into the mechanism that links sleep disruption and blood glucose regulation in type 2 diabetes.

A distinctive population with high hunter-gatherer ancestry persisted 3,000 years later than in most European regions, contributing to later Lower Rhine–Meuse Bell Beaker users.

The authors identify a CA3 new pyramidal cell type with unique morphofunctional characteristics and distinct synaptic inputs and describe how these cells contribute to sharp-wave synchronization events, which are vital to hippocampal memory function.

Genome-wide association analyses using data from 19 biobanks identify variants influencing risk of thyroid diseases and yield polygenic risk scores associated with features of aggressive thyroid cancer.

JWST’s COSMOS-Web survey is used to create an ultra-high-detail dark matter map, revealing hidden filaments, clusters and distant structures. By tracing features out to z = 2, this map shows how dark and luminous matter build the cosmic web across cosmic time.

Genome-wide association meta-analysis identifies 58 independent risk loci for major anxiety disorders among individuals of European ancestry and implicates GABAergic signaling as a potential mechanism underlying genetic risk for these disorders.

Stone tools are taken as signatures of hominin behavioural evolution, but we don’t know how exactly they conferred advantages in adaptation. Here a two-million-year dataset of stone flakes reassesses the evolutionary efficiency of this technology.

Fractional Chern insulators have been observed in moiré MoTe₂ at zero magnetic field, but the expected zero longitudinal resistance has not been demonstrated. Now it is shown that improving device quality allows this effect to appear.

To find new ways to make abrasive materials that can cut through metal and masonry, Daedalus looks for inspiration in the snowflake. The way a snowflake grows its spiky branches could be mimicked by burning metals and other compounds in air.

A van der Waals heterostructure made from atomic layers of ferroelectric CuCrP₂S₆ and ferromagnetic Fe₃GeTe₂ can offer reversible, non-volatile ferroelectric control of two-dimensional magnetism.

NbN/AlN/NbN qubits prepared by atomic layer deposition allow for precise control of the tunnelling barrier and stable operation beyond the temperature limit of aluminium-based devices.

An optical archival storage technology based on femtosecond laser direct writing in glass addresses the practical demands of archival storage.

Gallrein et al. pair functional assays with clocks to compare chronological versus biological age of single neuron types in C. elegans, to probe their vulnerability or resilience to neurodegeneration, and use an in silico screen to identify neuroprotective drugs.

A greater diversity of crops at the national level increases the temporal stability of total national harvest, reflecting markedly lower frequencies of years with sharp harvest losses.

Systems of electron spins in nuclear-spin-rich hosts are gaining attention for quantum memory applications. Using spin ensemble studies, the authors propose transition metal ions in halide double perovskites as promising candidates, featuring long electron spin coherence and deterministic nuclear spin control.

A systematic review including 574 studies extracts information about transmissibility, epidemiological delays and outbreaks for Zika virus disease at global scale.

Epidemiologist who traced roots of chronic disease to early life.

Tuning surface charge and polymer length enables PEG-grafted nanoparticles to assemble into cubic superlattices resembling ZnS, NaCl, CsCl, simple cubic and diamond, offering a programmable route to valence-free crystals.

Researchers home in on structures that help the brain avoid faulty recall.

Exchange bias, where an adjacent antiferromagnet leads to an offset magnetization loop in a ferromagnet is a critical effect in magnetic memory devices. Here, Pellet-Mary et al introduce a “lateral exchange bias”, allowing control of the Neel vector in bilayer samples of CrSBr via laterally adjacent odd layered segments.

The MOUNTAINEER phase 2 trial demonstrated the efficacy and safety of tucatinib (HER2-targeted TKI) and trastuzumab (anti-HER2 antibody) in patients with HER2 + , RAS wildtype unresectable or metastatic colorectal cancer that had progressed on chemotherapy, resulting in the approval of the regimen. Here, the authors report the updated analysis of the MOUNTAINEER trial.

Landon, Boland et al. investigate the clinical and molecular impact of a combination of epigenetic modulation and immune checkpoint inhibition in platinum-resistant ovarian cancer. Serial transcriptomic analyses reveal reshaping of the tumor microenvironment toward a more inflammatory state that may enhance immunotherapy response.

Picks include a quantum pioneer, a co-discoverer of Ebola and a bioethicist-turned-activist.

In correlated materials, new phases emerge when the balance between many-body interactions is perturbed. Here, Ma et al. induce a mosaic charge-density-wave phase out of Mott insulating state in layered 1T-TaS₂by voltage pulses, which reveals a dominating role of interlayer stacking order.

Liu, Liu, Wu and Yao et al. developed a peptide inhibitor that selectively blocks the Ada-two-A-containing histone complex by targeting the YEATS2 YEATS domain and suppresses tumor growth in non-small cell lung cancer.

This study reports coherent Aharonov–Bohm interference, including statistical phase contributions, in a Fabry–Pérot interferometer at two even-denominator fractional quantum Hall states in high-mobility bilayer-graphene van der Waals heterostructures is reported.

The authors report an enhancement of the superconducting onset temperature in nanometer-thin YBa₂Cu₃O₇-δ films grown on substrates with nanofaceted surfaces. They theoretically show that the enhancement is mainly driven by electronic nematicity and unidirectional charge density waves, and further suggest that the nanofacets themselves may promote these effects.

Thermoelectric materials can convert temperature gradients into electrical potential; however, traditional materials have unfavorable mechanical, optical, and electrical properties for devices. Here, the authors design an ionic hydrogel system optimizing these properties for human-machine interface devices.

Colloidal particles experience capillary interactions at liquid interfaces, but modifying these interactions is challenging as shape change is required. Here, the authors report polymer particles that change shape with polarised light, and therefore create flow patterns with unusual paths.

There has been considerable interest in using magnons for information processing. Such ‘magnonic’ devices will require magnetic patterning analogous to the lithographic patterns of integrated circuits. Here, Levati, Vitali and coauthors present one possible approach to this, demonstrating laser induced changes in the perpendicular magnetic anisotropy of Yttrium Iron Garnet.

China’s crowded coasts must balance seafood demand with conserving migratory shorebirds that rely on tidal flats along the East Asian–Australasian Flyway. This study suggests that well-managed mariculture feeds shorebirds and limits overharvest, benefiting seafood production and biodiversity.

While the contribution of sharp wave ripples in memory consolidation and decision-making is established in rodent models, our understanding of their role in human memory is incomplete. Here, the authors discuss common methodological challenges in detecting, analyzing, and reporting sharp wave ripples, then they suggest practical solutions to distinguish them from other high-frequency events

Core excitons are strongly localised excitonic states impacting x-ray absorption and resonant inelastic scattering (RIXS) spectra. Here, the authors demonstrate an application of free electron laser-driven ultrafast RIXS spectroscopy to study previously unclear aspects of core exciton-phonon interactions in graphite.

An interferometer design allows systematic investigation of the anyonic statistics of bulk fractional quantum Hall states.