Researchers found a significant link between chronic pain and dementia, with multisite chronic pain increasing the risk of neurocognitive abnormality by up to eight years.
A Chinese research team has developed a barocaloric thermal battery concept that extracts thermal energy from low-temperature waste heat sources by controlling pressure. The system, materialized in ammonium thiocyanate, releases up to 11 times more heat than the mechanical energy input.
Scientists have developed a new material that enables the manipulation of light at the nanoscale through gate-tuning, overcoming current limitations. This breakthrough has significant implications for future high-performance information devices.
A research team at Chinese Academy of Sciences creates a spinal cord-like implant with covalent conjugation between biomaterials and cells, promoting cell retention and neural regeneration in rats after spinal cord injury. The study's findings have potential implications for human spinal cord tissue engineering therapy.
Researchers have identified specific subtypes of ellipsoid body (EB) ring neurons that regulate sleep in Drosophila. These subtypes, including R3p and R4m neurons, promote daytime sleep and nighttime wakefulness, respectively.
Researchers have identified superfast muscles in mouse legs using new technology, opening up possibilities for therapeutic interventions to improve human limb movements. The discovery sheds light on the mechanisms behind fast twitch muscles and fatigue-resistant oxidative muscles.
A study by Chinese Academy of Sciences researchers found that group-living mammals live longer than solitary ones, with a 100-fold variation in longevity among species. The team identified 31 genes and pathways linked to both social organization and lifespan.
Researchers from the STAR Collaboration have observed a global spin alignment signal in heavy-ion collisions, showing a preference for one state over two in phi mesons. The surprising pattern cannot be explained by conventional mechanisms and is linked to local fluctuations in the strong force within the quark-gluon plasma.
Scientists have discovered a quadratic relationship between the coefficient of T-linear resistivity and transition temperature in FeSe, indicating that spin fluctuations may play a common role in unconventional superconductors. This finding provides insight into high-temperature superconductivity.
Researchers from Chinese Academy of Sciences provide panoramic view of global forest patterns, highlighting pervasive effect of human impacts on protected areas and intact forest landscapes.
Researchers found that the stellar initial mass function varies with metallicity and age of stars, affecting galaxy formation and chemical enrichment estimates. The study used LAMOST telescope data to count red dwarf stars and measure their metallicity, revealing a variable abundance of low-mass stars in the Milky Way.
A study in a subtropical forest found that arbuscular mycorrhizae (AM) trees outperform ectomycorrhizal (EcM) trees in high-diversity ecosystems due to more efficient nutrient-acquisition strategies. In contrast, EcM tree monocultures had reduced net primary production and were dominated by pathogenic fungi.
A new superaerophilic/superaerophobic cooperative Pt electrode promotes efficient mass transfer of hydrogen, reducing oversaturated dissolved hydrogen and improving HER efficiency. The design achieves significant overpotential reductions compared to traditional flat electrodes.
Researchers discovered poly(A)-tail-mediated remodeling of maternal mRNA during the oocyte-to-embryo transition, involving partial degradation and re-polyadenylation. This process is essential for human embryo development, as blocked re-polyadenylation leads to failed first embryo cleavage.
Researchers developed a novel acid-resistant nanofiltration membrane for efficient treatment of acidic wastewater. The membrane shows high permeation for H+ while maintaining high retention for organics, making it beneficial for 'zero discharge' in strongly acidic organic wastewater reclamation.
A study reveals that endogenous retroviruses awaken during aging, leading to cellular senescence and acceleration of aging. Researchers propose a new theory of programmed and contagious aging induced by ERV resurrection.
Researchers have observed steric effects, the interactions of molecules depending on their spatial orientation, in a chemical reaction involving non-polar molecules for the first time. This breakthrough opens the door to an entirely new way to control chemical reactions.
A genetically engineered bacterium has enabled the biosynthesis of melanin nanoparticles with excellent biocompatibility, stability, and photothermal conversion efficiency. The resulting nanoparticles showed strong absorption in the near-infrared region and high antitumor efficacy for photoacoustic imaging-guided photothermal therapy.
A recent study found that agricultural droughts in Central Asia will continue to worsen due to human-induced warming and natural climate variability. The researchers used ensemble simulations and observations to project future changes in agricultural droughts across the region, indicating a worsening trend in the coming century.
Researchers discovered a method to create long-range ordered porous carbon (LOPC) crystals using electron injection, preserving the periodic stacking of nanomaterials. The method allows for precise control of interfaces in crystal structures, enabling new material construction like LEGO blocks.
Researchers found high ferric iron content in agglutinate glass from lunar soil returned by China's Chang'e-5 mission. The discovery challenges previous knowledge about lunar ferric iron and suggests ongoing charge disproportionation reactions, leading to progressively increasing ferric iron on the Moon's surface.
A recent study has revealed a novel cold domesticated repair mechanism for DNA damage in rice, providing elite modules for improving chilling tolerance. The discovery of GCG codon repeats in the first exon of COLD11, a DNA repair protein, has opened the way for fine regulation of rice chilling tolerance with a single site.
Fossil pollen contains compounds that function like sunscreen, protecting plants from UV-B radiation. The discovery supports the theory of a collapse of the Earth's ozone layer contributing to the end-Permian mass extinction event.
Research finds that black carbon aerosols from South Asia contribute to the melting of glaciers on the Tibetan Plateau, reducing precipitation and mass gain. The study reveals a 11% impact on average glacier mass loss in Tibet and 22% in the Himalayas since 2007.
Researchers identified seven exotic igneous clasts in Chang'e-5 samples, providing critical information about the Moon's lithological diversity and regolith gardening process. The findings indicate that there are still unknown geological units on the moon, which may aid future lunar exploration missions.
A joint research team from China has discovered high concentrations of hydrogen and low deuterium/hydrogen ratios in lunar soil grain rims consistent with solar wind origin. This finding suggests that the bulk water content in Chang'e-5 lunar soils is around 46 ppm, which could be higher in polar regions.
A research team has detected circular polarization in two active repeating fast radio bursts and one non-repeater, increasing the number of FRBs with circular polarization from one to three. The detection of circular polarization sheds new light on the emission mechanism of FRBs.
The study successfully demonstrated hypothermia in a primate model using targeted neuronal manipulation. Monkeys showed increased heart rate, shivering, and locomotion to defend their body temperature, highlighting a complex thermoregulation mechanism.
Researchers developed optical tweezer-assisted pool-screening and single-cell isolation (OPSI) system for efficient sorting of target cells with high purity and speed. The technology reduces costs and resources while maintaining cell viability, making it ideal for studying abnormal cells or pathogens.
A new system called EasySort AUTO uses artificial intelligence image recognition to sort single bacterial cells, increasing efficiency by over 93% and preserving cell vitality. The technology has been successfully tested on yeast and E. coli bacteria, with over 80% of sorted cells able to be cultured.
The study found that PodJ's phase separation plays a crucial role in forming and regulating the scaffold-signaling hub in Caulobacter crescentus. The researchers also identified a negative regulator, SpmX, which impedes PodJ condensate formation and promotes cell-pole remodeling.
Researchers observed a strongly isospin-mixed doublet in silicon-26, with the largest ever recorded mixing matrix element. This unexpected result challenges current understanding of nuclear force and cannot be explained by standard nuclear models.
A recent study on fossil katydids from the Mesozoic Era provides novel insights into the evolution of acoustic organs and behavior. The research team discovered exceptionally preserved Mesozoic katydids with the earliest known insect ears, extending the age range of modern-type auditory tympana by 100 million years.
Researchers used pollen records from four montane conifers to estimate past elevation of northern Tibet Plateau, revealing rapid uplift during the Middle to Late Miocene epochs. The study supports prevailing theoretical models of Tibet Plateau formation and highlights its impact on atmospheric water vapor transport and rainfall patterns.
A joint research team reconstructed the mid-range paleoelevation sequences of the northeastern Tibet Plateau since the middle Miocene. The study reveals that the region underwent strong uplift about 11 to 7 Ma, exerting significant environmental effects. This uplift had a profound impact on climate and biodiversity in the region.
A 120-million-year-old bird fossil called Yuanchuavis kompsosoura reveals a mosaic of dinosaurian and bird traits, including a feathered body with wings, a toothed mouth, and an immovable dinosaurian palate. The study provides clues about the origin of cranial kinesis, a fundamental feature of modern bird skulls.
A recent study reveals that the SD6/ICE2 molecular module regulates seed dormancy in rice, controlling abscisic acid homeostasis. By editing this gene, researchers improved pre-harvest sprouting resistance in both rice and wheat, offering a promising strategy for improving crop yields.
Researchers detected sub-microscopic magnetite and metallic iron particles in Chang'E-5 lunar soil through electron microanalysis. This discovery provides direct evidence for the formation of native magnetite in lunar samples and sheds light on the origin of Moon's magnetic anomalies.
Chinese astronomers have discovered that optical variability in emission-line galaxies (ELGs) is likely caused by star-formation activity rather than supermassive black holes. By analyzing images of ELGs from the COSMOS field, researchers found less than 3% show significant variability.
Researchers have developed a novel mix-charged nanofiltration membrane for wastewater treatment, demonstrating improved separation selectivity for small organics and inorganic salts. The membrane shows reduced retention of divalent anions like SO42- while increasing retention of glucose.
Researchers identified six key determinants of establishment success and proposed a general quantitative framework for post-LDD establishment. The framework aims to provide a theoretical basis for studying colonization after LDD and assessing species invasion risk.
Scientists from China and New Zealand have made the first crewed visit to explore the Scholl Deep in the Kermadec Trench. Using a manned submersible, they collected deep-sea water samples, sediments, rocks, and biological specimens. The expedition provides new insights into the biodiversity of New Zealand's deepest marine environment.
Researchers analyzed 3,114 mammal species across Asia and adjacent continents to understand the origin and timing of its rich biodiversity. The study found that tropical forests are a major center of diversity, while Himalayan and Hengduan Mountains are accumulation centers with lineages migrating from other regions.
A recent study published in Nature investigates the evolution of kagome superconductors and finds evidence of pressure-independent charge fluctuations. This suggests electronic correlation effects in the 2D kagome lattice, potentially leading to unconventional superconductivity.
A four-year experiment combined with a 40-year observation in Inner Mongolia found that previous-year extreme droughts can create strong positive legacies for current-year community productivity. The mechanism driving this effect is the coupled increase of annuals and an early less, middle more precipitation pattern.
A new study published in Science found that the recommended eight 8-oz glasses of water per day is too high for human needs. Water turnover, measured objectively using a stable isotope technique, showed higher values in hot and humid environments, athletes, pregnant women, and individuals with high physical activity. The researchers de...
Researchers identified a shared conserved module in the formation of moss midribs and seed plant axillary meristems, highlighting a universal mechanism associated with evolutionary innovation. The GRAS family genes promote cell division in both structures, leading to defects when this process is compromised.
Researchers from the Chinese Academy of Sciences have discovered the molecular mechanisms by which opioids like fentanyl and morphine bind to the μ opioid receptor. The study reveals that fentanyl binds to an extra pocket outside the receptor, leading to its higher potency compared to morphine.
Research reveals TBX3 as a fate determinant controlling hypothalamic KNDy neuron development and puberty onset. Multiple TBX3 mutants fail to form phase-separated condensates, leading to delayed puberty in UMS patients.
Scientists identified a key gene variant, THP9-T, that increases nitrogen-use efficiency and seed protein content in maize. This discovery has implications for future breeding programs aimed at maximizing nutritional value and reducing environmental impact.