Researchers at INRS Énergie Matériaux Télécommunications Centre developed a novel nanohybrid structure combining carbon nanotubes and lead sulfide nanoparticles using pulsed laser ablation technique. The new material exhibits strong photoresponse, fast photocurrent response time and spectrally wide photoactivity.
Research finds that supplementing children's diets with fish oil, enrolling them in quality preschool, and engaging them in interactive reading can raise their intelligence. The study also found no evidence to support the idea that early education interventions are more effective than those that begin later.
The international collaboration found that 20-27% of people studied were infected during the first year of circulation, with higher rates in children and lower rates in older adults. The study estimated that up to a quarter of the world's population may have been infected.
Researchers warn that climate change, combined with human-driven factors, could significantly reduce usable groundwater availability for agriculture worldwide. Inadequate monitoring and mismanagement of groundwater usage will exacerbate the issue, compromising global food security.
Researchers at Washington University School of Medicine reprogrammed eye cells to prevent degeneration and allowed mice with retinitis pigmentosa to see. The study aims to develop therapies that can alleviate many forms of visual impairment by modifying existing cells in the eye.
Researchers found that daily antiseptic baths with diluted chlorhexidine gluconate significantly reduced the risk of bloodstream infections in critically ill children. The study involved over 4,000 children and showed a 36% lower risk of infections in those bathed with antiseptic solution.
Researchers at NIST have developed a way to predictably increase or decrease the intensity of quantum dot fluorescence by using DNA templates and controlling distances between gold nanoparticles. This breakthrough enables potential applications in photodetectors, chemical sensors, and nanoscale lasers.
Researchers develop SAPS algorithm to identify significant prognostic gene sets associated with patient survival, overcoming limitations of previous methods. The study found new prognostic signatures in breast and ovarian cancer subtypes, suggesting shared therapeutic targets and potential for improved diagnostics and treatments.
A University of Pittsburgh study demonstrates that content-focused literacy coaching significantly improves student reading comprehension, particularly for low-income English-language learners. The coaching model encourages teachers to facilitate interactive text discussions, leading to better comprehension and retention.
Researchers from MD Anderson Cancer Center found that qigong reduces depressive symptoms and improves quality of life in women undergoing radiotherapy for breast cancer. The study suggests that qigong may prevent a delayed symptom burden and expedite recovery, especially for women with elevated depressive symptoms.
Cyclone Oswald's remnants continue to bring heavy rainfall and gusty winds to eastern Queensland, Australia. The Australian Bureau of Meteorology reports rainfall totals exceeding 700 mm in less than 2 days, leading to rapid river rises.
The article examines the potential consequences of overlapping CaMV 35S promoter regions with viral gene VI in transgenic plants. It discusses the safety implications for foods containing or derived from GM ingredients.
A new study analyzing Greenland ice cores suggests that melting of the Antarctic ice sheet may have contributed more to sea-level rise than the Greenland ice sheet around 100,000 years ago. The research findings indicate a warmer-than-expected climate during the Eemian interglacial period, with surface temperatures about 8 degrees Cels...
A new model called Step and Wait (SAW) predicts technological innovation in six markets, offering a more accurate alternative to outdated models like Moore's Law. The SAW model tracks performance improvements in steps and waits, helping companies invest in the right technologies.
Researchers have discovered a genetic mutation in the NESP4 gene, which disrupts the LINC complex and leads to hearing loss. The study highlights the importance of nuclear positioning for normal hearing.
Researchers have found a way to 'mine' bacterial genomes for new drug leads by exploiting the process of antibiotic resistance. The study, published in the Proceedings of the National Academy of Sciences, reveals that bacteria can produce hundreds of compounds when exposed to antibiotics, many of which are potential secondary metabolites.
Despite concerns about high extinction rates, Griffith University researcher Professor Nigel Stork says the actual number is lower than feared. The study estimates around 5 million species on Earth, with conservation efforts protecting rich biodiversity in key areas.
A UC Irvine study reveals that low-dose exposure to the chemical tributyltin during pregnancy can lead to obesity in offspring and great-grandchildren, affecting gene expression and fat accumulation. The findings suggest permanent effects without subsequent exposure, highlighting the risks of endocrine-disrupting compounds.
A recent study published in Genome Medicine found great diversity in biobanks, with varying organizational structures, specimen types, and purposes. The research emphasizes the need for standardized policies to govern these collections and make samples available for research.
Researchers observed a pulsar that dramatically changes its radio and X-ray emissions, defying existing theories on star emission. The study reveals the pulsar switches between two extreme states, one dominated by X-ray pulses and the other by organized radio pulses.
A new study published in Clinical Infectious Diseases found that vaccinating children against rotavirus indirectly protects unvaccinated adults from severe diarrhea and vomiting. The study suggests pediatric immunization may be more cost-effective than previously thought due to reduced health care costs among adults.
Researchers created an EEG-based computer system that activates optical fibers in the brain to arrest seizure activity and reduce severe 'tonic-clonic' events. The approach shows promise for treating severe manifestations of epilepsy with minimal side effects.
Researchers at BRIC, University of Copenhagen, have found that blocking the enzyme Lysyl Oxidase (LOX) can significantly decrease metastasis in breast cancer models. This breakthrough suggests a new approach to prevent tumour microenvironment scarring and enhance patient outcomes.
Researchers found a 43% increase in autism among mothers with top 20th percentile CRP levels and an 80% increase at the top 10th percentile. The study used a large national birth cohort and adds to evidence of an overactive immune response altering fetal brain development.
A Phase 3 clinical trial shows that tofacitinib preserves joint structure in RA patients with moderate to severe disease, reducing progression of joint erosion and narrowing. The medication is effective in treating RA symptoms and reducing the rate of joint damage, providing new evidence for its treatment.
A new mobile device can perform laboratory-quality HIV testing in just 15 minutes and sync results with patient health records globally. It also detects weakly positive samples missed by existing rapid tests, revolutionizing diagnosis and treatment for people in resource-limited settings.
Scientists have discovered that dung beetles use the Milky Way's gradient of light to ensure they keep rolling their balls in a straight line. The beetles' ability to orient themselves using this method has been proven, giving them an advantage in navigating their environment.
A University of Michigan study reveals how certain genes activate cells that cause rheumatoid arthritis in mice, potentially leading to new treatments for both arthritis and other autoimmune diseases. The discovery challenges long-held theories on the association between HLA genes and autoimmune disorders.
Researchers found pomalidomide provided a minimal or better response for 42% of patients with disease relapsed after treatments. The study demonstrated 'encouraging activity with manageable toxicity', paving the way for phase II studies and potential FDA approval.
A soy-dairy protein blend has been shown to extend the anabolic window and promote muscle growth by stimulating muscle protein synthesis. The study found that consumption of the blend after exercise prolonged amino acid delivery to muscles and extended muscle cell growth signaling.
Researchers at Northwestern University have created an exotic new chemical compound that links two identical tetracationic rings together using a mechanical bond. The compound's stable organic radical properties make it useful for applications in batteries, semiconductors and electronic memory devices.
The new Advanced Metrology Laboratory at NPL will house an estimated 20 laboratories for 40 scientists, focusing on high-precision metrology. This facility will enable cutting-edge research in key nano and quantum metrology programmes, driving growth in the UK's technological development and application.
A synthetic corkscrew peptide has been shown to kill antibiotic-resistant Gram-negative bacteria by dissolving their double-layered membranes. The peptide, KLAKLAKKLAKLAK, was effective against a variety of strains of E. coli, A. baumanii, and P. aeruginosa, including multi-drug resistant strains.
African ball-rolling insects guide themselves along straight paths under starlit skies but lose orientation under overcast conditions. Dung beetles exploit celestial cues like the Milky Way for navigation, suggesting other nocturnal insects might follow suit.
Research reveals glial cells regulate blood vessel development, leading to potential insights into Alzheimer's and hemorrhagic stroke. A chance finding in a mouse study uncovered a previously unknown crosstalk between the nervous system and blood vessels.
Peach trees require specific chilling hours to produce flowers and fruit. Clemson researchers are studying the mechanisms of chilling and heat requirements to help breeders adapt cultivars to warmer winters. The goal is to maintain high fruit-quality traits while breeding for increased heat requirement.
A new feathered dinosaur fossil found in China's Jurassic period pushes back the known origins of birds, which were previously thought to have evolved from theropod dinosaurs around 120-130 million years ago. The discovery provides additional evidence for a more complex evolution of flight.
Researchers developed a grammar-aware password cracker that can bypass security with 10% of dataset cracked exclusively by the team's algorithm. The study highlights the importance of using different parts of speech in passwords, as pronouns are far fewer in number than other words.
A new study found a strong association between childhood abuse and an increased risk of uterine fibroids in adulthood among African-American women. Women who experienced physical or sexual abuse before age 11 had a higher incidence of fibroids, with the risk increasing with severity.
Researchers created a new method to analyze molecular interactions by leveraging hypergraphs to represent complex connections among molecules. The approach resolves limitations of traditional graph-based models, enabling more accurate discovery of interaction patterns.
Researchers discovered a novel class of early replicating fragile sites contributing to genome instability in B cell lymphomas. These sites, uncovered through genome-wide sequencing, overlap with mutations associated with the disease and suggest a major feature of its mutational landscape.
The Pitt team found that targeting Nef, a small HIV protein, could prevent it from replicating and infecting other cells. They discovered a compound called B9 that blocks Nef activity, impairing its function in the viral replication process.
Researchers found that patients view physicians who use decision aids as less capable and may assign them responsibility for negative health outcomes when using CDSSs. To mitigate this, healthcare providers can incorporate decision aids to engage patients and facilitate understanding of diagnoses.
Researchers found a pulsar, PSR B0943+10, that changes its behavior between two extreme states: one dominated by X-ray pulses and the other by highly organized radio pulses. The team used simultaneous observations with the XMM-Newton satellite and two radio telescopes to reveal this unique behavior.
Scientists have found a new dynamic process in liquid crystal cells triggered by strong electric fields. The theory of spatio-temporal chaos explains this effect, which affects the electro-optic switching phenomenon used in devices.
A study of 20 cohort studies found that high fruit and vegetable intake was associated with a lower risk of estrogen receptor-negative (ER-) breast cancer. The results suggest that increasing vegetable consumption may help lower ER- breast cancer risk, which accounts for only 15-20% of breast cancers.
A new concept has emerged to describe the natural world's resources supplied to humans, but its application raises ethical concerns about social equity and responsibilities. The study highlights the need for considering multiple values and interests when analyzing nature's contribution to humanity.
The EU has announced €38 million funding for research into rare diseases, aiming to develop new diagnostics and treatments through global data sharing. Advances in DNA sequencing have brought personalized treatments closer, but scientists now need to collate data to identify genetic causes of diseases.
Researchers discovered a signaling pathway in macrophages that detects escaping bacteria and activates an enzyme to trigger self-destruction, protecting against lethal infections. The caspase-11 detection pathway protects mice from infection with Burkholderia species, including the potentially deadly B. pseudomallei.
Animal studies suggest that type of anesthetic used, number of exposures and age contribute to risk of inflammation, cognitive deficits. Research findings indicate potential safer alternatives for young children.
Researchers identified a compound that blocks the expression of BLM protein, crucial for certain tumors to grow. The compound ML216 has the potential to stop tumor growth and is being explored as a treatment for osteosarcomas and soft tissue sarcomas.
Rachel Somerville's research focuses on creating computer models that simulate galaxy formation and evolution. Her work helps astronomers understand how galaxies first formed and how they continue to evolve in the contemporary universe.
A team of researchers at the University of Washington has discovered an organic ferroelectric molecule with promising properties for memory, sensing, and energy storage. The molecule offers a range of benefits, including lower costs, flexibility, and reduced toxicity.
Researchers found higher uropathogenic E. coli reservoirs in post-menopausal women's bladders compared to pre-menopause, which can lead to UTIs. Estrogen supplementation reduced these reservoirs dramatically, highlighting a potential new approach to prevent or treat UTIs in this population.
Tropical Cyclone Garry continues to intensify due to favorable conditions, with microwave satellite imagery confirming deep convection around its low-level circulation center. The storm is expected to briefly reach cyclone strength before wind shear weakens and dissipates it.
A University of Illinois study shows that retailers must balance the shopping process for consumers and pricing behavior of upstream suppliers through strategic manipulation of store layout. The findings suggest that making certain products convenient to consumers may not be the best retail strategy, as it can influence pricing behavio...
Research reveals mechanism of epigenetic reprogramming and how it may affect gene expression, potentially leading to disease susceptibility in offspring. The study found that some methylation marks can escape reprogramming and be passed on to offspring.
A new web-based teaching tool, Genomics Explorers, has been awarded the Science Prize for Inquiry-Based Instruction. The tool helps students formulate and explore their own research questions using genomic data sets, promoting real research experience and ownership of the process.
Researchers at the US Department of Agriculture have discovered a new method for producing insect-killing fungi, which significantly reduces production costs and increases yields. The liquid culture fermentation process uses less expensive nitrogen sources, making it a more cost-effective alternative to traditional methods.
A landmark study published in Annals of the Rheumatic Diseases found that lupus patients taking immunosuppressive medications do not have a significantly increased risk of developing lymphoma. The study involved nearly 5,000 cancer-free lupus patients and found no clear association between disease activity and lymphoma risk.