Researchers discovered that Sun-like stars create lithium later in their lives, after swelling into red giants, contradicting previous theories. This finding will help improve understanding and modeling of Sun-like stars, including their contribution to the lithium content of our Galaxy and planets like Earth.
Researchers developed a platform for rapid chiral analysis, producing chromatogram-like output without separation. The method effectively resolved a wide range of chiral molecules, including pharmaceuticals and biomolecules.
Researchers have proposed a new class of hydrated eutectic electrolytes to improve the performance of aqueous zinc batteries. The study reveals that these electrolytes provide better stability and low-temperature operation, paving the way for long-life rechargeable batteries.
Researchers have developed novel APOBEC-Cas9 fusion-induced deletion systems (AFIDs) that induce precise, predictable multi-nucleotide deletions in rice and wheat genomes. The AFID system has been shown to confer enhanced resistance to rice bacterial blight.
Scientists discovered colorful insect specimens in 99-million-year-old amber fossils, revealing the secrets of true coloration. The study sheds light on the behavior and ecology of ancient animals, providing insights into ecosystems in the deep geological past.
Researchers fabricated a visible light-activated photocatalytic film by doping nitrogen into TiO2 on commercial ceramic membranes. The N-TiO2 coating enhances stability under solar irradiation through redox reactions and increased surface hydrophilicity.
Researchers have developed a novel approach for chiral drug synthesis in living systems, utilizing neutrophil-directed asymmetric transfer hydrogenation. This method enables site-selective synthesis of enantiomers, which is crucial for controlling the pharmacological activity of chiral drugs like Ibuprofen.
Researchers have developed a function-based sequencing technique using optical tweezers to analyze individual bacteria cells, enabling direct genome sequencing and antibiotic resistance testing from a single cell. This breakthrough technology supports rapid antibiotic selection and more precise treatment of bacterial infections.
A new study reveals that humans have a stereo sense of smell, using binaral disparity to guide navigation. Results from psychophysical testing showed a moderate binaral disparity biases perceived direction towards the higher-concentration side, reminiscent of stereo vision.
Researchers assembled 26 soybean genomes, identifying 14 million SNPs, to build a graph-based genome. This pan-genome reveals key genetic variations driving agronomic traits in soybeans.
Researchers have designed efficient indium oxide catalysts for converting CO2 into methanol with high activity and selectivity. Theoretical modeling identified a specific facet of the catalyst as most favorable for methanol synthesis, which was confirmed by experimental results.
Astronomers have detected a supermassive black hole's heartbeat, which has been ongoing for over ten years. The signal was spotted again in 2018 using X-ray satellite observations, providing valuable information about the black hole's event horizon.
Researchers reveal noncyclic 3D structure of water clusters begin to exist with pentamers at low finite temperatures. A new method using infrared spectroscopy and quantum chemical studies confirms the formation of a noncyclic 3D structure beginning with pentamers.
Researchers observe exotic heavy N+ ion transfer channel in a charged Van der Waals cluster, leading to novel scenarios such as NAr+ formation. The study sheds light on microdynamics of biological systems and potential importance in understanding cancer therapy by heavy ion irradiation.
Researchers found that mixtures of H2, HD, and D2 behaved as an isotopic molecular alloy and exhibited symmetry-breaking phase transitions at higher pressures than expected. The discovery was attributed to quantum trapping of high-kinetic energy states by exchange interaction.
Scientists have improved a technique called RACE-Seq to better understand the functions of individual cells in environmental samples. The new protocol increases genome coverage from around 20% to over 50%, allowing researchers to analyze the genetic and functional links between cells and their environments.
Researchers have created a high-performance cancer vaccine utilizing self-healing polylactic acid microcapsules, which efficiently activate the immune system and inhibit tumor growth. The vaccine achieves effective T cell response, potent tumor inhibition, and anti-metastatic effects in various tumor models.
Researchers developed a noninvasive ultrasound neuromodulation technique that inhibits epileptiform activities with an efficiency exceeding 65% in biopsy specimens from epileptic patients. The study demonstrates the potential clinical use of low-intensity pulsed ultrasound stimulation for epilepsy treatment.
Researchers at the Dalian Institute of Chemical Physics found clear quantum interference in the H + HD reaction, verifying that Nature plays dice. The study reveals a new roaming mechanism, which occurs only 0.3% of the time, and highlights the complexity of chemical reactions.
A new model explains the simultaneous origins of Fermi bubbles and galactic center biconical X-ray structure, with energy injection from a pair of jets emanating from Sgr A* five million years ago. The study suggests the total energy injected is comparable to 20,000 supernovae.
A new study uncovers genetic relationships of ancient humans in northern and southern China, showing a closer connection between present-day East Asians and Neolithic populations. The research highlights the impact of population movement on human history, revealing continuity back 9,500 years.
Researchers have identified a novel plant-animal class of cell division disruptors, including the 17K protein from cereal-infecting viruses. The discovery reveals that these proteins can inhibit host cell growth by disrupting cell division, making them potential targets for controlling viral diseases in humans and crop plants.
Researchers at QIBEBT discovered a copper ion that overcomes discharge product build-up issues in magnesium batteries. The Mg/Cu+ battery retained 80% of its capacity after 200 cycles, outperforming traditional lithium-ion batteries.
Researchers investigated hydrogen's role in nickelate superconductors, explaining experimental difficulties in synthesizing superconducting nickelates. Hydrogen incorporation changes material electronic properties.
Scientists have observed quantum scattering resonances in NO+He inelastic collisions at temperatures ranging from 0.3 to 12.3 K. The study used high-resolution velocity map imaging technique and accurate quantum dynamics calculations, which are in excellent agreement with experimental results.
Researchers have reported the cryo-EM structure of Remdesivir-bound RNA replicase complex from SARS-CoV-2. The study sheds light on how Remdesivir inhibits virus replication by covalently linking with the viral genome. This discovery provides a basis for designing more powerful and specific anti-SARS-CoV-2 drugs.
Researchers have developed a method using phononic crystals to generate tunable, time-variant sound fields that can trap and transport particles and cells in microchannels. This technology has potential applications in display technology, biomedical sensors, and diagnostic tools.
Researchers have engineered a strain of bacteria called Clostridium thermocellum to degrade PET more efficiently than current industry bio-methods. The heat-friendly microbes can break down PET and plant-based fibers in hot, oxygen-free environments, offering a promising solution for plastic waste management.
Researchers have discovered the first pulsar in Globular Cluster M92 using FAST telescope. The pulsar, PSR J1717+4307A, is an eclipsing binary millisecond pulsar in a circular orbit with a companion star. This discovery provides insights into pulsars and their role in probing dense stellar cores.
Chinese scientists developed two novel compounds that inhibit the SARS-CoV-2 main protease and show good anti-viral activity in cell culture. The high-resolution crystal structure of the complexes revealed the mechanism of inhibition, providing a promising strategy for designing specific antiviral leads against SARS-CoV-2.
Researchers at Chinese Academy of Sciences developed a pulsed optically pumped (POP) atomic clock with unprecedented frequency stability of 4.7 × 10−15 at 10^4 seconds. The new design overcomes challenges in temperature control and barometric effects, ensuring accuracy for global navigation and communication services.
Researchers have developed Fe <sub>1-x</sub> S-decorated mesoporous carbon spheres as a nanoreactor for lithium-sulfur battery cathodes, showing excellent polysulfide catalytic activity and cyclic stability. The design strategy provides a new protocol for building high-capacity and long-cycle rechargeable batteries.
Researchers found that aerosol-photolysis interaction impacts atmospheric oxidants, leading to decreased secondary aerosol formation. ARI increased near-surface PM2.5, while API suppressed its formation, resulting in a net 4.8% increase.
Researchers from Chinese Academy of Sciences develop new strontium-substituted bioactive glass bone cement, optimizing strontium concentration to improve bone formation and implant contact. They find optimal osteogenic characteristics with 6 mol% SrO addition, supporting better peri-implant bone regeneration.
A team of Chinese scientists has determined the high-resolution crystal structure of the COVID-19 main protease and identified six compounds that inhibit its activity. The researchers used a combination of structure-based design, virtual screening, and high-throughput screening to identify these potential inhibitors.
Scientists have found that the unique characteristics of interstellar object 'Oumuamua can be explained by tidal forces felt during close encounters with stars. The study suggests that rocky objects like 'Oumuamua could originate from planetary systems, providing a new perspective on their formation and evolution.
A new study has identified a potent Nrf2 inhibitor, triptolide, as a promising therapeutic approach for IDH1-mutated glioma. The research reveals that disrupting the glutathione synthesis pathway establishes synergistic lethality with a neomorphic IDH1 mutation.
Scientists found pressure-induced amorphization and reversible structural transformations in sulfur dioxide under extreme conditions. The researchers discovered a phase transition from molecular to polymeric amorphous forms of SO2, shedding light on a poorly understood phenomenon in condensed matter physics.
Vegetation growth in the Third Pole, driven by CO2 fertilization globally and global warming locally, may slow rapid local warming. This 'greening' phenomenon also has remote impacts on Asian climate.
A study of Middle Triassic lacustrine sediments found that both lake and peat-forming forest ecosystems took up to 10 million years to recover after the EPME. The restoration of complex lacustrine ecosystems coincided with the termination of the coal gap, a period of no coals deposited worldwide.
Scientists have discovered a key mechanism by which plant stem cells maintain their developmental potential, enabling branching and optimizing crop architecture. The study shows that the SHOOT MERISTEMLESS (STM) gene activates its own expression to keep its lineage active.
A newly discovered sandgrouse fossil from six to nine million-year-old rocks in western China sheds light on the arid habitats near the edge of the Tibetan Plateau. The fossil, named Linxiavis inaquosus, provides key insights into the evolution of sandgrouse and their adaptation to dry environments.
Researchers found that core-shell configuration of a Ni-Au catalyst is lost during reaction and recovered afterwards. The Ni-Au alloy, not the shell, acts as the active surface, explaining high CO selectivity.
A novel imaging marker has been developed to help diagnose and treat schizophrenia, using abnormal striatal function as a promising biomarker. The study, published in Nature Medicine, shows that this biomarker can distinguish between schizophrenia patients and healthy controls, while also predicting treatment response.
Researchers developed a new method using Microbiome Search Engine to analyze health data, identifying disease-associated microbe outliers for quicker diagnoses. The approach outperforms traditional models, providing promising results for microbiome-based big data-based diagnosis.
A recent study found that rates of climatic-niche evolution are similarly slow in both plants and animals, with only slight variations across different clades. This research highlights the importance of understanding climate change impacts on species distribution and evolution.
A research team discovered a novel acid tolerance system in E. coli, enabling growth at pH 4.2 and existing in various pathogenic bacteria. This system confers survival in gastric acid and may be a new target for antimicrobial development.
The study provides detailed molecular maps of interaction patterns between a GPCR and different G protein subtypes, revealing key features that govern G protein specificity. The sixth transmembrane helix adopts a similar outward shift in the two G protein-bound GCGR structures, forming a common binding cavity to accommodate Gs and Gi.
A new study reveals that soil has a significant role in mitigating climate change, with up to 25% of global potential for natural climate solutions. The research highlights the importance of agroforestry and improved agricultural practices in enhancing soil health and carbon sequestration.
Researchers from the Qingdao Institute of Bioenergy and Bioprocess Technology discovered a way to inhibit side reactions in perovskite solutions, leading to improved stability, efficiency, and reproducibility of solar cells. A low-boiling-point stabilizer, triethyl borate, was found to be effective in stopping unwanted reactions.