Researchers develop a motorless sailplane concept that harnesses wind energy to explore Mars' atmosphere and geology. The innovative design, inspired by albatross flight, enables the sailplanes to fly for days at a time without relying on solar panels or batteries.
Researchers investigated seismic attenuation in the Turkish-Iranian Plateau and Zagros highlands, revealing moderate Sn Q values beneath the plateau and high Q values beneath the Zagros. Additionally, studies explored magmatic processes in West Kunlun, Northwestern China, and the Little Cottonwood stock, Utah, USA, providing insights i...
The World Health Organization's International Classification of Diseases has introduced a new diagnosis for complex post-traumatic stress disorder (CPTSD), expanding the criteria for PTSD. CPTSD is characterized by excessive emotional responses, feelings of worthlessness, and difficulties in relationships.
Scientists from OIST and colleagues reveal that Kamptozoa and Bryozoa belong together, contrary to previous studies. Using high-quality sequencing technology, they found the two phyla split from mollusks and worms earlier than thought, forming a distinct group.
Researchers have discovered rare colonies of Rock Doves, the wild ancestors of common domestic and feral pigeons, on secluded Scottish and Irish islands. The findings provide valuable insights into how the domestic pigeon came to be, with varying degrees of interbreeding between the two forms of the species.
Metal-organic frameworks based catalysts offer an alternative to traditional catalysts for hydrogenation of carbon dioxide. Researchers have systematically reviewed various metal-organic frameworks based catalysts for selective hydrogenation of carbon dioxide, identifying their potential in future applications.
A new CRISPR strategy, employing natural DNA repair machinery, provides a foundation for novel gene therapy strategies to cure genetic diseases. The technique, known as homologous chromosome-templated repair, uses "nicks" of single DNA strands to correct genetic defects.
A new study by University of Bath psychologists highlights a significant rise in health anxiety among those who shielded at home, growing with time spent indoors. This contrasts with the general population, where anxiety decreased over time, indicating a pressing need for increased psychological support for 'shielders'.
Researchers from Kumamoto University create nanocavities using ovalene molecules on gold electrodes, trapping a single thiol molecule. This breakthrough enables precise molecular design for future electronic devices and sensors.
Researchers have found that tumor cells co-exist with normal tissue in a complex, heterogeneous mixture, leading to unexpected effects on therapeutic resistance. The study suggests that understanding these ecological interactions could lead to novel treatment strategies and improved patient outcomes.
A new AI system predicts heat transfer coefficients with higher accuracy than existing methods, providing reliable results and uncertainty analysis. The system combines deep learning and Gaussian process regression to tackle the challenges of mini-channel heat transfer.
Researchers have proposed a novel algorithm, InResSpectra, to accurately identify crop varieties using near-infrared spectroscopy. The model achieved high accuracy in identifying wheat and rice varieties, providing an effective method for authentic identification.
Researchers investigated SARS-CoV-2 variants and their association with croup, a breathing blockage with distinctive cough, as well as hospital and ICU admissions among children. The study found that certain variants were linked to increased risk of croup and related hospitalizations.
A new classification system for colorectal cancer has been proposed, grouping cancers into five subtypes based on epithelial status, microsatellite status, and fibrosis. This update could inform targeted drug development efforts and improve treatment approaches for patients with different biological characteristics.
Researchers discover G6PD's pivotal role in activating pentose phosphate pathway to counter oxidative stress, leading to increased cell death and tumor shrinkage. Ovarian cancer cells' reliance on fatty acid metabolism fuels oxidative compound production, which can be offset by G6PD inhibition.
Researchers propose a new device that changes output current from fully-off to rectified state after illumination, avoiding crosstalk issues. The photon-controlled diode is fabricated with MoS2 junctions and exhibits high responsivity and nonvolatile performance.
A team of scientists at the Hefei Institutes of Physical Science have fabricated ultrasensitive biosensors based on Surface-enhanced Raman Spectroscopy (SERS) to detect the PD-L1 biomarker. The probes were found to be highly sensitive and specific, allowing for the quantification of PD-L1 as low as 4.31 ag/mL.
Researchers used artificial intelligence to discover a new family of sensing genes in enteric bacteria that work together like VtrA and VtrC. This finding could help fight GI infections, particularly those caused by Vibrio parahaemolyticus and other related bacteria.
A new survey by the University of Exeter finds that Americans are more likely to view China's development as a critical threat, with 63% of Britons sharing this sentiment. The research highlights differing perceptions of threats from Russia and China among citizens in the US, UK, and Lithuania.
A new study uses gene expression patterns to reconstruct the evolution of the placenta and predict its characteristics in early mammals. The research suggests that the placenta was invasive in the last common ancestor of eutherian mammals, with non-invasive placentas evolving multiple times among mammals.
Liu's three-year grant will pursue protein-derived cofactor studies to improve understanding of amino acids and their role in metabolism. The research aims to gain a quicker and more thorough understanding of amino acid function and purpose.
Researchers developed machine-learning algorithms to distinguish between alcohol-associated hepatitis and acute cholangitis using routinely available lab values. The algorithms demonstrated excellent performances for discriminating the two conditions, with over 93% accuracy.
Researchers have overcome thermodynamic limitations to grow high-quality multilayer MoS2 4-inch wafers via layer-by-layer epitaxy. This achievement paves the way for large-scale high-performance 2D electronic devices, including sub-10 nm ultra-short channel devices and flexible displays.
Researchers have developed sieving carbons as the ideal carbon anode for high-energy sodium-ion batteries, featuring extensible low-potential charge/discharge plateaus. The small pore entrance diameter helps screen out solvated sodium ions, inducing solid electrolyte interphase formation outside nanopores.
Physicists at HZDR and CASUS improved the density functional theory method to accurately describe quantum many-body systems, breaking a significant simplification. This enables studies of non-linear phenomena in complex materials with unprecedented temporal and spatial resolution.
Researchers found viral DNA on hospital surfaces, including patient rooms and frequently touched areas. However, the study's authors caution that surface contamination does not prove the virus can cause infection through contact.
A third dose of the Pfizer-BioNTech vaccine significantly lowers the risk of SARS-CoV-2 infection, COVID-19 hospitalizations, severe disease, and related deaths during the Delta variant surge. The study involved 18,000 residents of long-term care facilities in Israel.
Researchers found that differential privacy can lead to high re-identification accuracy, even with multiple databases involved. The study suggests that John's unique attribute data can be used to predict the number of citizens with specified values, despite anonymity requirements.
A recent study found a honeycomb structure composed of oxygen-poor pores and surrounding net-like branches, which may become a nucleation point for pitting corrosion. The formation process was linked to low dissolved oxygen concentrations in the coolant.
A study of over 1000 consumers from Australia and NZ found that 27% would pay nearly double the price for 'healthy' drinks with low/no sugar, natural/no additives, or vitamins and minerals. Younger consumers (18-24 years) are more likely to be interested in healthy drinks.
Research shows two widely used computer models predict summer melt pond formation on sea ice greatly overestimate their extent. The findings come from measurements made during a year-long expedition aboard the research vessel Polarstern.
Researchers identify key enzyme CbrR and cyclic-di-GMP as crucial for Campylobacter jejuni's motility and biofilm formation. By targeting these elements, scientists aim to develop a safe molecule to prevent infection.
A recent study reveals that PFAS significantly increase litter decomposition and alter soil pH, impacting nutrient cycles and ecosystem processes. The presence of PFAS also exerts detrimental effects on soil respiration, microbial populations, and water-stable aggregates.
A new study suggests that dinosaurs were well adapted to cold temperatures and survived a mass extinction event caused by massive volcanic eruptions. The research found evidence of dinosaur footprints and pebbles in lake sediments at high latitudes, indicating that they thrived in conditions where other reptiles died.
A study of 54 patients with monkeypox in London's sexual health clinics found higher skin lesion prevalence and lower tiredness/fever rates compared to previous outbreaks. The authors suggest reviewing current case definitions due to differences in clinical features, including a possible link to sexually transmitted infections.
The university's latest satellite, SCOOB-I, orbits the Earth with advanced payloads, including a small Earth imaging camera and a solar spectrum sensor. The mission provides valuable insights into the Sun-Earth connection and its impact on climate, marking NTU Singapore's leadership in the growing space industry.
Researchers at Baylor College of Medicine have developed a novel method to profile different types of DNA methylation, including 6mA, 4mC and 5mC. The NT-seq method allows for efficient and cost-effective detection of these epigenetic markers in various organisms, paving the way for further studies on cancer epigenetics.
Researchers used infrared and Raman spectroscopy to identify lysine acetylation features, providing a theoretical basis for protein acetylation structure analysis. The study found distinct vibrational spectral characteristics for each acetylation type, enabling accurate identification of acetylated lysine.
The Brigham and Women's Hospital will implement and evaluate an integrated service delivery model (PEN-Plus) for severe chronic noncommunicable diseases, such as type 1 diabetes and rheumatic heart disease, in eight low- and lower-middle-income countries. The initiative aims to enable one million of the world's poorest children and you...
A new study synthesizes the impact of metal and coal mines on salmon and trout in northwestern North America, revealing severe and long-lasting harm to watersheds and ecosystems. The research emphasizes the need for more complete and transparent science-based policies to inform mining governance.
The new CoVarScan test detects SARS-CoV-2 variant signatures, providing accurate results in hours, unlike lengthy whole genome sequencing.
Researchers from Boston University School of Medicine demonstrate activation of the Hippo pathway, which restrains the growth of melanocytes and prevents their transformation into melanoma. The study suggests that targeted reactivation of the Hippo pathway could be an attractive therapeutic possibility for treating melanoma.
Researchers discovered a shared process between two genetic risk factors for autism spectrum disorder/intellectual disability, revealing abnormal activation of immune response genes and microglia. This finding opens the possibility of targeting microglia and immune genes for treating ASD/ID.
A team of scientists from Montana and Canada reviewed mining risks to watersheds, finding extensive pressures on salmon populations and valuable fish habitat. The study highlights the importance of accurately assessing risk to water, fish, and communities, and emphasizes the need for strong science-based risk assessment.
Researchers at HKUST developed a new hydrogen fuel cell with 97% platinum catalytic activity after 100,000 cycles, outperforming current catalysts. The new fuel cell uses a hybrid catalyst with three active sites, accelerating reaction rates and achieving higher power delivery.
A new study reveals that up to 10% of pre-teen children are curious about using substances, with boys more likely than girls to be interested. Parents' rules and home access play a significant role in shaping their children's curiosity, with Black parents being more likely to set rules against substance use.
Researchers at Georgia Institute of Technology have developed a new screening technique called DNA barcoding, which accelerates the discovery of effective lipid nanoparticle carriers. The technique allows for simultaneous testing of many experiments and has improved nanoparticle pre-clinical screening.
Researchers at The University of Tokyo have created a new antibody-based method for detecting SARS-CoV-2 that does not require a blood sample. This innovative approach uses interstitial fluid from human skin to detect antibodies within 3 minutes.
Professor Ben Mazin and his team developed precision optical sensors for telescopes, doubling the spectral resolving power. This breakthrough enables scientists to analyze exoplanet composition using spectroscopy, with implications for detecting different molecules across the universe.
Satellite-tracking of whale sharks in the Panamanian Pacific reveals their feeding and breeding patterns, with a focus on protecting these endangered species from human threats. The study highlights the importance of identifying and conserving large oceanic areas and marine corridors to safeguard their migration routes.
Researchers at National Institutes for Quantum Science and Technology found that p62 selectively degrades toxic tau species, preventing neurodegenerative disorders. The study demonstrates the pivotal role of p62 in suppressing abnormal protein aggregates using mouse models of dementia.
Researchers developed a rapid detection method for Arf6 GEF activity using 1D 19F NMR-based approach. The new strategy allows for the monitoring of conformational changes in sGTPases and detecting regulatory protein activities in physiological and pathological environments.
A skills-based coaching program was found to reduce stress and build resilience among healthcare workers. The study assessed the feasibility, acceptability, and preliminary outcomes of this program in hospitals during the COVID-19 pandemic.
Researchers at Texas A&M University are developing mathematical models to predict and control cellular differentiation. They created a technique using mix-and-read assays, which allow for the detection of key signaling proteins in live tissues. This method enables researchers to gain a deeper understanding of how cells make decisions.
Researchers at the German Primate Center found that emerging Omicron subvariants BA.2.12.1, BA.4, and BA.5 are inhibited less efficiently by existing therapeutic antibodies, which may reduce protection against future infections. The study suggests these variants have acquired biological traits allowing for more efficient transmission.
Scientists have developed a new method to synthesize stable diamane under high pressure, which can be used in two-dimensional electronic devices. The researchers found that doping with boron and nitrogen atoms enhances the stability of diamane at ambient conditions.
Researchers developed a nomogram to predict anal cancer risk in persons with HIV infection, highlighting increased risk among those living with the virus. The model estimates quantitative risk based on patient characteristics, informing screening decisions.
A new study by University of Missouri found that Black nursing home residents and those under 65 are significantly more likely to experience repeat hospital transfers. This phenomenon can be attributed to various factors including 'full-code' status regarding end-of-life care, comorbidities, and inadequate staffing. The study suggests ...
A new artificial intelligence probe has been developed to detect tumor malignancy through non-invasive imaging, utilizing elevated potassium ion concentrations in malignant tumors. The KDMN probe provides superior MRI contrast and fluorescence imaging performance, allowing for accurate detection of malignant tumors.
A 15-year study details the origins and diversity of every known mineral on Earth, with over 10,500 mineral kinds identified. The research also reveals that 80% of minerals were formed with water, and 40% have multiple formation processes.
This analysis evaluated changes in short-course radiation therapy use and spending on low-grade lymphoma patients from 2015 to 2019. The study found a significant increase in the use of this therapy among Medicare beneficiaries, suggesting potential cost savings and improved patient outcomes.
Scientists from Hefei Institutes of Physical Science, Chinese Academy of Sciences, found that Oct4A is the key factor in maintaining tumorigenic activity of glioblastoma stem cells. Palmitoylation mediated by ZDHHC17 preserves Oct4A protein stability and facilitates Sox4-Oct4A complex formation.