A recent study revealed Asian climate variability across the early-to-middle Pliocene Warm Period, providing insights into future climate change. The research found that CO2-induced global warming led to increased summer monsoon moisture transport over East Asia and aridification in Central Asia.
A study published in Science Advances reveals that felsic volcanism in South China drove the end-Permian mass extinction, with extreme elemental copper enrichment and light isotopic compositions indicating large-scale eruptions near the studied outcrops. This finding strengthens the case against the Siberian Traps as the sole trigger f...
Scientists have created a photostabilizer that scavenges singlet oxygen atoms and free radicals, improving electrochemical performance in high-voltage lithium batteries. The bio-inspired mechanism addresses the issue of electrolyte degradation, which poses challenges to next-generation energy storage devices.
Research analyzed keywords in pre-Qin Confucian and Legalist classics to compare motivational tendencies. The study found that Legalists used power and reward more frequently than Confucians, who were also driven by power but less so by rewards.
The study reveals that Arabidopsis carboxylesterase 15 (AtCXE15) and its orthologues efficiently hydrolyze plant hormone strigolactones (SLs), regulating shoot branching and plant architecture. This discovery provides a rational approach to manipulating endogenous SLs for crop improvement.
Researchers developed a hybrid membrane using graphene oxide and tungsten trioxide nanoparticles to reduce vanadium ion permeation in VRFBs. The new membrane shows high ion selectivity, improving Coulombic and energy efficiency compared to commercial membranes.
A recent study published in eLife suggests that xylophagous beetles played a key role in the Permian carbon cycle and experienced severe ecological consequences due to end-Permian deforestation. This research provides new insights into the ecological response of insects to deforestation and global warming.
Researchers have developed an ultra-stable amorphous Ta2O5/C nanocomposite with a hollow multishelled structure that can improve the efficiency of water purification. The composite decreases the energy required for water evaporation and enables a super-fast evaporation speed of 4.02 kg m-2 h-1.
A study by Prof. MA Keping and colleagues found that older forests with high functional diversity achieve higher productivity than those with low diversity or specific high average traits. This reliable tool helps forest managers connect restoration actions to goals, essential for mitigating climate change and biodiversity loss.
Researchers have proposed new radioisotopic dates for Ediacaran fossil assemblages and carbon isotope perturbations, providing age constraints for both. The study reveals two negative carbon isotope excursions in the 575–550 Ma period, with the Shuram event occurring between 575 Ma and 565 Ma.
Scientists discovered a persistent link between Earth's orbit and millennial-scale climate variability. The study analyzed four climate-sensitive records, finding that orbital variations influenced abrupt climate events through the Pleistocene. This discovery highlights the complex interactions between orbital geometry and global glaci...
Researchers found that theta oscillations in the medial prefrontal cortex and entorhinal cortex coordinate spatial computations, guiding human navigation behavior. Grid-like representations were identified in both regions, with synchronization between them predicting navigational performance.
A new buoy-borne underwater dark field imaging system has been developed to expand marine plankton monitoring capabilities. The system features a high-quality imager with embedded computer and cloud computing-based deep learning algorithms for object detection and quantification.
Researchers have developed a ferritin-based nanomedicine that targets diverse leukemia types, improving therapeutic efficacy and reducing toxicity. The nanomedicine delivers arsenic to leukemia cells, enhancing killing effects while minimizing harm to normal tissues.
Researchers found osteocalcin hormone facilitates oligodendrocyte differentiation and hypermyelination through transcription factor Myrf. GPR37 receptor mediates OCN's function in oligodendrocytes, affecting myelin production and remyelination.
A recent study in Nature Sustainability explores sustainable pathways for China's increasing food demand while balancing trade and environmental impacts. The research highlights the importance of integrating global optimization towards SDGs to address challenges such as food security, water shortage, and greenhouse gas emissions.
Researchers have found 47 lunar fragments with crystallization ages of 2.03 billion years, filling a 2-billion-year gap in the Moon's volcanic history. The samples provide conclusive evidence that magmatic activity on the Moon persisted until at least two billion years ago.
The Chang'E-5 mission has provided new insights into the Moon's surface features, including the Ocean of Storms, which may have been even more stormy than previously thought. The samples also reveal a distinct lunar basalt composition different from Earth-based basalt.
The study provides evidence that lunar volcanic activity persisted for a longer period than previously thought, extending the duration of geological processes on the Moon. The samples also reveal that the Moon's interior was still evolving at around 2 billion years ago.
Researchers measured the alpha-proton reaction of magnesium-22, providing essential data for understanding X-ray burst light curves and environments. The new reaction rate was used to closely reproduce observed X-ray bursts, shedding light on the physics behind these events.
Researchers from China's Academy of Sciences propose a framework to determine ecological priorities across Mainland Southeast Asia by combining ecosystem services, ecological sensitivity, and biodiversity indicators. The proposed model identifies areas for protection based on overlapping hotspots of diversity, sensitivity, and service ...
Researchers have developed chimeric exosomes that co-activate the immune system to combat tumors. The therapy targets solid tumors, where the immune cells are often compromised, and improves treatment outcomes for patients.
A team led by Prof. LI Di and Dr. WANG Pei detected 1,652 independent bursts of Fast Radio Burst (FRB) 121102 within 47 days using the Five-hundred-meter Aperture Spherical radio Telescope (FAST). The characteristic energy and energy distribution of FRBs were determined for the first time.
A team of astronomers used LAMOST observations to classify hundreds of unidentified gamma-ray sources as blazars. The study provides insight into the nature of these sources and their potential counterparts in active galaxies.
A new species of mixopterid, Terropterus xiushanensis, has been found in South China's Lower Silurian deposits. The discovery expands our understanding of the morphological diversity and geographical distribution of mixopterids.
Researchers at Chinese Academy of Sciences discovered spin-polarization in fluid due to shear flow, predicting a new effect called shear-induced polarization (SIP). This discovery resolves the long-standing spin-sign puzzle and demonstrates a pattern similar to measured Lambda polarization in experiments.
A team of scientists has isolated exquisitely preserved cartilage cells from a 125-million-year-old dinosaur, revealing nuclei with remnants of organic molecules and chromatin. This discovery provides preliminary data suggesting that original dinosaur DNA may still be preserved, challenging traditional fossilization theories.
Ancient DNA research has revealed multiple waves of introgression between archaic humans and modern humans, as well as genetic continuity with present-day populations. Genetic data support an origin of early modern humans in Africa, while Eurasian populations show several early human lineages.
Researchers at the Chinese Academy of Sciences have developed a chemoenzymatic system that converts CO2 into starch with an efficiency 8.5-fold higher than natural biosynthesis. This innovative technology has the potential to produce starch from CO2 on a large scale, reducing the need for cultivated land and freshwater resources.
Researchers discovered that six IMA family members interact with BRUTUS to activate the Fe-deficiency response. IMA peptides stabilize bHLH105/bHLH115 proteins and promote their accumulation under Fe-deficient conditions.
A new photocatalysis-membrane coupling system removes membrane fouling by generating reactive oxygen species on a separate unit, reducing the need for H2O2 transportation. This approach improves photocatalyst engineering and offers sustainable foulant control in large-scale applications.
A new species of enantiornithine with a pintail has provided insights into the importance of sexual selection in early avian evolution. The discovery highlights the diversity of tail plumages evolved by this clade and challenges previous hypotheses about aerodynamic costs.
Researchers developed a nanofluidic device called an 'exosome nanoporator' to load exogenous cargo into exosomes. The device efficiently loads clinically approved antitumor drugs into exosomes without damaging them, enabling the delivery of these drugs to cancer cells.
The study provides a high-quality genome sequence of Aristolochia fimbriata, shedding light on angiosperm evolution, floral development, and chemical biosynthesis. The researchers identified two overlooked whole-genome duplications in Piperales and clarified the time of previously reported WGDs in Magnoliales and Laurales.
Researchers developed a technique to quantify metabolism-related phenotypes from a single cell using single-cell Raman microspectrometry. This approach, called Intra-Ramanome Correlation Analysis (IRCA), enables the prediction of metabolite inter-conversion networks from just dozens of cells.
A recent study published in Current Biology found that individuals with obesity burn fewer calories on body maintenance when exercising, reducing the calorie-burning gains of exercise. This reduction in energy expenditure was most pronounced in individuals with obesity and older adults.
A new study finds that greenhouse warming will increase North Tropical Atlantic variability, causing more frequent extreme events like hurricanes and droughts. The research also reveals an amplification of ENSO-induced temperature anomalies due to increased ENSO variability in a warming climate.
Researchers generate high-quality genome assemblies for common seadragons and alligator pipefish to study phenotype and sex-determination mechanisms. Key findings include the discovery of a putative sex-determination locus and candidate gene in both species.
A recent study by Chinese Academy of Sciences researchers found that circular RNA circURI1 inhibits the spread of gastric cancer cells. It achieves this by sequestering hnRNPM, modulating alternative splicing in gastric cancer cells. This breakthrough provides a new perspective on the molecular basis of cancer metastasis.
A joint Sino-Brazilian research team has reported new dinosaur fossils from the Early Cretaceous Hami Pterosaur Fauna, including two giant sauropod species. The findings, published in Scientific Reports, provide significant insights into Chinese sauropods and the ecological diversity of the region.
A study of over 6,600 people worldwide found that metabolism slows down by about 3% each year until the 20s, then levels off. Energy needs do not increase during adolescence or midlife despite expected growth spurts.
Researchers found a link between Zika virus-induced microcephaly and NAD+ metabolism, identifying NAD+ as a key factor in the disease. Supplementing with NAD+ or its precursors may provide therapeutic benefits for newborns affected by Zika virus infection.
A new approach streamlines genome sequencing and sample preparation for single cells, enabling researchers to analyze differences and similarities across isolated cells. This breakthrough enhances our understanding of biological origins and evolution.
The study developed a dynamic trimer catalyst with high loading, stability, and activity for selective hydrogenation of acetylene and 1,3-butadiene. The catalyst showed excellent performance in activity, selectivity, and stability, with minimal coke formation.
Researchers found that host sanctions prevent fig wasp cheating by promoting the loss of specialized morphologies and behaviors crucial for pollination. Effective sanctions enforce cooperation in fig-wasp mutualism.
A new study published in Nature Communications sheds light on the nature of Betelgeuse's mysterious dimming, which was observed from October 2019 to March 2020. The research team found that a temperature drop of 170 K could explain the dimming, suggesting the presence of a large dark star-spot on Betelgeuse's surface.
Researchers achieve continuous and flat nearly single-crystalline nitride films on amorphous glass substrate via van der Walls strategy. The development of this technology promises a universal method for improving the incorporation of Indium in III-nitrides.
The study reveals ketamine's binding pocket in human NMDA receptors and identifies key residues essential to its action. This discovery paves the way for developing rapid-acting antidepressants with fewer side effects.
Researchers have designed a novel material that combines the desirable characteristics of chloride solid electrolytes, including high ionic conductivity and deformability. The new electrolyte, Li2ZrCl6, offers a significantly lower raw material cost and improved humidity tolerance than existing alternatives.
Research predicts that climatologically wet regions will get wetter on average, but also swing widely between wet and dry conditions. This increased rainfall variability could lead to more extreme weather events impacting crop yields, river flows, and infrastructure resilience.