Researchers from Sweden propose a new theory on the Chernobyl disaster, suggesting a nuclear explosion preceded a steam explosion. The theory is supported by observations of debris and weather conditions.
A new study at Boston Medical Center is testing a two-part intervention to engage parents in early intervention services and training. The goal is to improve social communication skills, development, and reduce ASD symptoms in children with autism.
A new study by Sanford Burnham Prebys Medical Discovery Institute found that chloroquine, an anti-malarial drug, reduces the transmission of Zika virus from mother to fetus. The research suggests that chloroquine may be effective in treating and preventing Zika infections.
Researchers found that a multi-spectral camera mounted on a quad-copter provided more accurate results than a digital camera, with over 93% accuracy in estimating plant populations. The study aims to improve crop monitoring efficiency and profitability for farmers.
A mathematician's study on 'swarmalators' reveals new class of math problems, finding rich patterns in time and space through coupling of synchronization and swarming. This research opens doors for various parts of science, exploring new areas and possibilities.
A study by Rutgers University researchers suggests that gut bacteria at a young age contributes to the onset and progression of Multiple Sclerosis (MS). The study found that genetically engineered mice exposed to normal environment developed MS-like disease, highlighting the role of gut bacteria in triggering immune system changes.
A new study by Duke University researchers found that people at-risk for anxiety were less likely to develop the disorder if they had higher activity in a region of the brain responsible for complex mental operations. Higher functioning dorsolateral prefrontal cortex may buffer against worsening anxiety.
A new study found that higher biodiversity in forests leads to faster tree growth, increased carbon storage, and improved pest resistance. Forest managers can simultaneously improve multiple ecosystem functions without negatively affecting each other.
A team of computer scientists developed a novel computational system to aid the design and fabrication of wind-up toys. The new method automates the construction of intricate mechanical assemblies, resulting in more compact mechanisms that consume less energy.
A Chinese research team used the Sunway TaihuLight to simulate a devastating 1976 Tangshan earthquake. The simulation created detailed 3D visualizations and informed engineering standards for buildings in seismic zones.
Researchers found that seagrass meadows are globally extensive fishing habitats, with significant impact on daily food supply and livelihoods in developing countries. The study highlights the need for recognition of seagrass habitats' value in supporting fisheries.
Researchers found plant respiration releases 30% more carbon dioxide than previously estimated, posing a significant threat to the Earth's ability to absorb fossil fuel emissions. The study's findings are based on comprehensive data from over 10,000 measurements and suggest that as temperatures rise, plant respiration will increase sig...
Researchers at Ohio State University describe a new semiconductor LED made with GaN-based materials that could enhance LED solid state lighting without significant changes to manufacturing facilities. The breakthrough uses quantum-mechanical tunneling to create 'holes' for radiative recombination, reducing energy losses and self-heating.
A landmark study by Australian-Italian researchers shows that oscillations, or 'strobes', are a general feature of human perception. This discovery has profound implications for understanding human behavior and decision-making.
Researchers analyzing data from the HAWC gamma-ray observatory suggest that excess positrons may originate from dark matter annihilation or decay. The study's findings indicate that positrons generated by nearby pulsars cannot reach Earth, leading to the conclusion of an exotic origin.
Western University researchers have found a high prevalence of bone lesions in the feet of 19th-Century Dutch farmers who wore wooden shoes, also known as klompen. The study suggests that these shoes were partly to blame for the injuries and trauma suffered by the farmers.
Prior Zika infection protects against reinfection during pregnancy in mice, according to new research published in PLOS Pathogens. Protective antibodies from previous infection defend against reinfection, reducing Zika RNA levels and fetal risk.
Researchers developed a predictive tool to accurately estimate cardiac risks for older patients undergoing non-cardiac surgery. The 'Geriatric-Sensitive Perioperative Cardiac Risk Index' considers age-specific risk factors and significantly outperforms traditional tools.
Researchers have developed a method to flag up potentially illegal wildlife trade by analyzing the growth rates of certain species. A study published in Biological Conservation has found that understanding these growth rates can help identify when an item is not yet legally available for sale, allowing authorities to act earlier.
A critical review of existing literature reveals that social media big data can be used to monitor and intervene on behalf of people with drug addiction and abuse problems. Researchers have developed an evidence-based framework to inform future social media-based substance use prevention and recovery programs.
Researchers have developed a stacked color sensor using perovskites, which improves colour recognition and light sensitivity. This allows for more accurate image capture and enables the creation of smaller pixel sizes, potentially leading to higher spatial resolution in various analysis technologies.
General practitioners trained in compression ultrasonography achieve excellent accuracy in diagnosing deep vein thrombosis, with a diagnostic accuracy of 96%. The technique's sensitivity and specificity rates are comparable to those of expert physicians.
Natural killer cells play a crucial role in controlling bacterial growth during lung infections, and their communication with immune response regulators helps orchestrate an antibacterial program. This study provides new insights into the development of novel therapeutics against multidrug-resistant pathogens.
A phase 1 clinical trial has opened enrollment for children aged 12 and above, leveraging a re-engineered polio virus to treat high-grade brain tumors. Dramatic responses have been seen in adult trial participants, paving the way for this innovative therapy to be tested in pediatric patients.
Scientists at Scripps Research Institute developed new opioid pain relievers that are as potent as morphine but do not slow or stop breathing, reducing the risk of overdose. The compounds show a spectrum of bias between signaling pathways, providing an opportunity to expand the therapeutic window and administer drugs safely.
Scientists warn against the accidental spread of self-propagating gene drive systems, which could cause significant ecological harm. However, genetic technologies still hold promise for conservation work, but with strict regulations and international cooperation.
Researchers at MUSC are testing whether mesenchymal stem cells can help people with treatment-resistant lupus. The study, led by Gary Gilkeson and Diane Kamen, marks a milestone in lupus research and aims to develop better treatments.
A leaf-eating beetle has evolved a symbiotic relationship with bacteria that allows it to break down pectin, a plant cell wall component. The bacterium, which has a tiny genome, has the power to degrade pectin, enabling the beetle's digestive system to access nutrients.
Researchers at Hokkaido University have developed a novel material synthesis method that utilizes protons to introduce ions into host materials. This liquid-free process enables the homogenous introduction of various ions, such as lithium and sodium, into tantalum sulfide, maintaining its crystallinity.
Researchers found that social and emotional exclusion in mainstream schools can lead to increased isolation and low self-esteem in pupils with autism. Creating a culture of acceptance is crucial for long-term wellbeing.
A new report suggests that moderate coffee consumption may reduce the risk of chronic liver disease by up to 65%. The study found an inverse association between coffee consumption and risk of liver cancer, with a potential risk reduction of 25-70%.
Researchers found that stressed animals chose high-risk options despite increased costs, and restored normal behavior by manipulating the prefronto-striosome circuit. This study suggests a potential method for treating disorders like depression and addiction.
Rice researchers successfully printed complex schwarzite structures with computer algorithms and 3-D printers, showcasing their strength, lightness, and durability. The discovery may lead to high-load-bearing components for buildings, cars, and aircraft, as well as nanoscale electronic devices and battery components.
Galla Chinensis has been identified as a strong potential agent in preventing dental caries due to its antibacterial capacity and tooth mineralization benefit. The main active ingredient of Galla Chinensis is unknown, but medium molecular weight gallotannins have been shown to be most effective.
Researchers have successfully treated paraplegic rats using human stem cells, which have shown significantly improved mobility and sensory perception after spinal cord injury. The engineered tissue containing stem cells also demonstrated some degree of spinal cord healing.
A computer program called DrugPredict has been developed to repurpose FDA-approved drugs for new indications, including the potential treatment of epithelial ovarian cancer. The researchers found that common pain medications like aspirin can kill ovarian cancer cells, and NSAIDs may also have applications in this area.
Scientists followed 150 adolescents infected with M. tuberculosis for several years, finding elevated immune system activity 1-2 years before diagnosis and suppressed gene expression in T cells before active disease began. This study provides a clearer timeline of biological events leading to pulmonary TB development.
Researchers at Harvard's Wyss Institute have developed two new types of kill switches for engineered microbes, ensuring biocontainment and stable autonomous control. The Essentializer and Cryodeath systems use toxin/anti-toxin combinations to regulate bacterial growth and confine them to specific environments.
Scientists have identified two biomarkers that accurately predict patient survival in Ebola cases. The study analyzed blood samples from survivors and fatal cases, revealing distinct metabolic responses and immune-related molecules. These findings could improve treatment allocation and patient outcomes.
A bacterium in a species of leaf beetles provides the beetle with enzymes required to break down certain plant cell wall components. The symbiotic bacteria reside in special organs near the gut and have the smallest genome ever sequenced outside a host cell.
Recent studies on passenger pigeon genomics reveal surprisingly low genetic diversity despite large populations. The study suggests that high adaptability allows faster evolution, but also drives a loss in genetic diversity, making the birds more vulnerable to extinction.
Researchers have developed a class of breakthrough motion sensors that could herald a near future of ubiquitous, fully integrated and affordable wearable technology. The sensors are made using buckypaper, a material composed of razor-thin, flexible sheets of pure carbon nanotubes.
The NUS microfibre sensor measures vital signs, heart rate, and blood pressure in real-time, offering convenience and comfort for patients. It can also detect plaque buildup in blood vessels, potentially preventing organ failure or heart attacks.
A recent study published in Addiction has found that a concentrated 2mg intranasal naloxone spray delivers naloxone as effectively as the standard 0.4mg intramuscular injection over the critical first 15 minutes. The nasal spray maintains blood levels of naloxone more than twice as high as the IM levels for two hours after administration.
The HAWC observatory reveals two rapidly spinning stars are unlikely to be the source of an excess of anti-matter particles near Earth. The findings contradict a simple explanation involving nearby collapsed stars called pulsars, leaving room for exotic processes involving dark matter.
A study by University of Massachusetts Amherst researchers found that hospitals with higher midwife-attended births had lower rates of cesarean deliveries and episiotomies among low-risk pregnancies. The findings suggest that increased access to midwifery care could enhance perinatal care and reduce costs.
A new method assesses microbial community structure by quantifying protein abundance, revealing more about the role of microbes in animal and plant health, disease, and environmental processes. The technique was tested in various environments, including Rocky Mountain alkaline soda lakes and human saliva, with promising results.
A UB-led study of over 6,000 older women found that those who engaged in 30 minutes of light physical activity per day had a 12% lower risk of death. Moderate to vigorous activities also showed significant mortality benefits, extending to women with high and low functional ability.
A new study projects that groundwater recharge will increase in the northern US and decrease in the south as climate change takes hold. The research used global climate models and found varying effects across different hydro-climatic regions, highlighting the need for better management and policy.
Researchers at Lobachevsky University have developed a mathematical model to explain cognitive dissonance through the lens of information images. The theory posits that there is a limited space filled with interacting information images, governed by laws that determine real and virtual activities.
A new study found that a small set of vulnerable patches in power grid networks disproportionately cause costly cascading failures. The study analyzed data from the U.S.-Canadian power grid system and developed a model of network connectedness, revealing that only 10.8% of links ever underwent primary failure.
The Sabga Foundation has pledged $1 million to support a clinical trial at the Translational Genomics Research Institute (TGen) in testing revolutionary new treatments for pancreatic cancer. This initiative aims to find answers to eradicate this devastating disease, which claims hundreds of thousands of lives worldwide.
Researchers have identified key epigenetic marks and proteins that control the production of antibodies in the immune system. By understanding these systems, scientists hope to develop new diagnostic tests and therapies to boost the body's response to infection.
Researchers analyzed over 60 years of solar microwave data and found consistent microwave intensities and spectra at the minimums of each cycle, contrasting with varying intensity and spectrum during periods of maximum solar activity. This discovery sheds light on understanding the creation and amplification of solar magnetic fields.
The study suggests alternative terms like 'maternal abuse by children' to clarify the main victim. Researchers found that mothers are predominantly victims, followed by fathers, who often face abuse alongside their mothers. The study emphasizes the need for further research from a legal perspective.
Diffusion concentrates signal in one place, facilitating cell differentiation in Drosophila embryos. The mechanism amplifies the signal from transcription factors, increasing the likelihood of viable embryos.
Researchers at Critical Zone Observatories (CZOs) will discuss various topics related to the critical zone, a region where fresh water flows, rock turns to soil, and life flourishes. Studies include the effects of Hurricane Maria on the Luquillo, Puerto Rico, critical zone and wildfire in the critical zone.
Scientists from the German Center for Infection Research found that the Zika virus has a high seroprevalence rate in Salvador, northeastern Brazil, suggesting that further outbreaks are unlikely. The study linked this finding to increased population immunity and socioeconomic factors such as poverty.
A recent study found a significant decline in the risk of age-related macular degeneration among baby boomers compared to earlier generations. The five-year risk for AMD decreased by 60 percent for each generation, with unclear reasons behind this trend.
A new study found that positive airway pressure therapy significantly improves both general and sleep-specific quality of life measures in patients with obstructive sleep apnea. The improvements were most notable in those who adhered to the treatment.