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The mechanisms regulating regeneration of the earthworm are unclear. Here, the authors use genomic and transcriptomic analysis of the earthworm Eisenia andrei together with Hi-C analysis to identify genes involved and show activation of LINE2 transposable elements on regeneration.

An analysis of annelid genomes reveals massive reshuffling of chromosomes in the ancestral lineage leading to clitellates, a clade composed of non-marine annelids, with potential implications for the adaptation of clitellates to freshwater and terrestrial environments.

At single-cell resolution, Tarkhov et al. delineate stochastic and co-regulated components of epigenetic aging, revealing a simultaneous loss of regulation at the epigenetic and transcriptional levels in aging.

Oxytocin promotes social behaviors, but its cortical targets remain unclear. Here, authors show that oxytocin activates local interneurons in the rat prefrontal cortex, enhancing sociability through top-down control of the basolateral amygdala.

Coherent spin waves—quantized into magnons—can be emitted as Cherenkov radiation, but their experimental realization is hindered by the lack of fast-moving magnetic perturbations. Now, a picosecond strain pulse is shown to induce this effect.

The life expectancy of people living with HIV on antiretroviral therapy is close to that of the general population but wider impacts of living with HIV are not well described. Here, the authors investigate the causal effect of receiving an HIV diagnosis on labour market outcomes using data from the Netherlands.

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.

Splitting water using sunlight is a promising route to green hydrogen, yet inefficient charge carrier utilization in photocatalysts limits their solar-to-hydrogen efficiency. Here the authors introduce excitonic quantum superlattices to prolong exciton lifetimes and optimize charge steering, achieving a solar-to-hydrogen efficiency of 3% under ambient conditions.

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.

Chronic care manages long-term, progressive conditions, while acute care handles short-term ones. Here, authors show chronic conditions account for most of the global health burden, with 68% of DALYs and 93% of YLDs attributed to chronic care needs.

As Nature Aging celebrates its fifth anniversary, the journal asks some of the researchers who contributed to the journal early on to reflect on the past and the future of aging and age-related disease research, the impact of the field on human health now and in the future, and what challenges need to be addressed to ensure sustained progress.

Optomechanical crystals are promising building blocks for quantum networks but suffer from thermal mechanical noise. Here the authors demonstrate on-demand conversion of single phonons into high-purity telecom photons with low thermal noise and MHz-scale narrow bandwidth using a quasi-2D optomechanical system.

Neural networks must balance associative plasticity with rapid compensatory processes to maintain stable activity patterns. Andrei et al. provide in vivo evidence of a rapid homeostatic process that decreases network connectivity when excitatory neurons are synchronously activated.

Here, by integrating faecal metabolomics, metagenomics, and habitual dietary data of two large human cohorts, the authors show that faecal metabolites reflect diet and gut microbiome interactions, predict dietary patterns, and indicate cardiovascular risk, offering insights for diet-based health interventions.

Hydrogen peroxide is a signaling molecule that can also cause damage if its levels are too high. Here, the authors report HyPerFLEX, a fluorescent sensor with tenable colors, to track very low peroxide levels in cellular organelles, even in low-oxygen or highly oxidizing environments.

Observing and tuning the Kondo effect in graphene is experimentally challenging. Here, the authors identify the spectroscopic signature of Kondo screening in graphene, along with a quantum phase transition between screened and unscreened phases of vacancy magnetic moments.

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.   

Using Floquet engineering, an ensemble of ytterbium-171 ions in an yttrium orthovanadate host crystal provides a platform for studying the dynamics of different quantum many-body models, including the realization of a time-crystalline phase.

Laser-induced conversion electron Mössbauer spectroscopy, which detects electrons emitted by ²²⁹Th nuclei in a thin ThO₂ sample excited by vacuum ultraviolet light, is demonstrated, opening the possibility of a conversion-electron-based nuclear clock.

Breast cancer cells interact with neighbouring adipocytes, but the mechanisms are not fully understood. Here, the authors show that triple-negative breast cancer (TNBC) cells transfer cAMP through gap junctions, activating lipolysis in tumour-associated adipocytes to promote TNBC growth.

Natural products have historically made a major contribution to pharmacotherapy, but also present challenges for drug discovery, such as technical barriers to screening, isolation, characterization and optimization. This Review discusses recent technological developments — including improved analytical tools, genome mining and engineering strategies, and microbial culturing advances — that are enabling a revitalization of natural product-based drug discovery.

Scientists couple the zero-phonon line of individual nitrogen-vacancy centres to the modes of microring resonators fabricated in single-crystal diamond using standard semiconductor techniques, paving ways towards integrated diamond photonics.

Aging is associated with an increased risk of chronic diseases and functional decline. Here, the authors investigate the fluctuations of physiological indices along aging trajectories and observed a characteristic decrease in the organism state recovery rate.

A new class of moiré materials based on monolayers with triangular lattices and low-energy states at the M points of the Brillouin zone is introduced, demonstrating emergent momentum-space non-symmorphic symmetries, a kagome plane-wave lattice structure, and potential quasi-one-dimensionality.

Observation of the entire dispersion relation for spin waves remains a challenge which prevents the full understanding of many intriguing magnetic properties. Here, the authors develop a table-top all-optical approach to map out the dispersion curve of pure-magnetostatic waves in magnetic films.

A recent synthesis study found 54% of the high-latitude peatlands have been drying and 32% have been wetting over the past centuries, illustrating their complex ecohydrological dynamics and highly uncertain responses to a warming climate.

Hernandez-Trejo, Ciuparu, and Garcia da Silva et al. report that the piriform-to-olfactory bulb feedback in the mouse carries multimodal identity and reward contingency signals, which are re-formatted within seconds, according to behavioral context.

BepiColombo mission had its first Mercury flyby on 1 October 2021. Here, the authors show plasma measurements taken during this flyby, which reveals that electron injections and subsequent energy-dependent drift is a universal mechanism generating aurorae in the planetary magnetospheres.

Sea cucumbers are predominant deposit feeders in benthic ecosystems. This study elucidates the mechanisms within the sea cucumber digestive system and their symbiotic microbiome which enable them to efficiently utilize nutrients from seabed sediments.

The authors use systematic monitoring across the former USSR to investigate phenological changes across taxa. The long-term mean temperature of a site emerged as a strong predictor of phenological change, with further imprints of trophic level, event timing, site, year and biotic interactions.

Solid-state emitters enable broadband quantum information storage, but they are affected by decoherence resulting from inhomogeneous broadening. Here the authors suppress this effect via cavity protection at the single photon level in an ensemble of rare-earth ions coupled to a nanophotonic resonator.

Genomic analyses of heartworms from multiple continents suggest a deeper evolutionary origin in canids than previously recognised, with evidence of both ancient dispersal events and more recent introductions linked to human movement.

Inspired by the regenerative capacity of deer antlers, Hao and colleagues report that antler blastema progenitor cell-derived extracellular vesicle treatment counteracts bone loss and epigenetic aging and is neuroprotective in mice and macaques.

Laser excitation of the ²²⁹Th isomer, potentially relevant for nuclear clocks, is reported in thorium fluoride thin films, which are less radioactive and amenable to integration compared with existing thorium-doped crystals.

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.

The Fermi surface is related to the energy distribution of electrons in a solid, and governs physical properties of metals and semiconductors. A new type of angle-resolved photoemission spectroscopy, probing the Fermi surface and combining short recording time with high resolution, is now presented.

Fused silica glass has excellent optical properties, chemical and thermal stability and hardness, but its microstructuring for miniaturized applications has proven difficult. Here the authors demonstrate obtainment of precise arbitrary three dimensional hollow microstructures in fused silica glass by sacrificial template replication.

Replacing conventional components with flat optic devices such as flat lenses is desirable for imaging and on-chip integration, but performance has hindered their use. Here, Arbabi et al. report a wavelength-thin, high-contrast transmitarray micro-lens with a 0.57 λfocal spot and 82% focusing efficiency.

The oncoprotein c-Myc is often overexpressed in triple negative breast cancer and has a role in tumor progression and resistance to therapy. Here the authors show that elevated MYC expression is correlated with low immune infiltration, diminished MHC-I pathway expression and that CpG/aOX40 treatment could overcome resistance to PD-L1 blockade in MYC-high breast tumors.

Three-dimensional structures of two natural RNA nanocages reveal unique quaternary structures without the contribution of proteins.

Strong lasing effects similar to those in the optical regime can occur at 1.5–2.1 Å wavelengths during high-intensity XFEL-driven Kα₁ lasing of copper and manganese.

Butterfly wings have low thermal capacity and thus are vulnerable to damage by overheating. Here, Tsai et al. take an interdisciplinary approach to reveal the organs, nanostructures and behaviors that enable butterflies to sense and regulate their wing temperature.