Researchers developed a theory to predict noise caused by amplifying photonic and plasmonic signals in nanoscale optoelectronic circuits. This prediction can help evaluate ultimate data transfer rates and discover fundamental limitations on bandwidth of nanophotonic interfaces.
Researchers at the University of Cambridge have found a way to trigger graphene's innate ability to act as a superconductor by coupling it with praseodymium cerium copper oxide (PCCO). This breakthrough enhances graphene's potential for industries such as healthcare and electronics. The study suggests that graphene could be used to cre...
Researchers found that as cells age, their fat content changes and lipid-related genes become more actively expressed. Lipid triacylglycerols may help the body cope with oxidative stress, protecting cells from damage caused by reactive oxygen species.
A recent study published in Science has identified a previously unknown means by which plants regulate their immune systems to prevent further response once an infection is dealt with. This discovery could lead to the improvement of immune systems in food crops, addressing a significant challenge for global food security.
A new study reveals that individuals with Type 1 diabetes exhibit distinct gut inflammation and microbiome changes compared to those without diabetes or celiac disease. The research found specific genes associated with gut inflammation and unique combinations of gut bacteria in patients with Type 1 diabetes.
A new study from the University of Tennessee Health Science Center found that advances in imaging technology have led to a six-fold increase in the diagnosis of blunt cerebrovascular injuries in trauma patients. This has resulted in a significant decline in stroke and related death rates over the past 30 years.
The study highlights the alarming rate of primate species extinction, with over half threatened due to human activities. Immediate action is needed to protect primates and their habitats through sustainable land-use initiatives and education.
Researchers have found that women's mental sharpness starts to decline as early as their 50s, with an average decline of 5% over 10 years. Cognitive processing speed and verbal memory also show significant declines, highlighting the importance of menopause transition in understanding cognitive changes.
The LSU Health New Orleans research enterprise will receive a $499,640 NSF grant to upgrade its networking infrastructure and create a Science DMZ. The project aims to facilitate large data exchange, remote collaboration, and leadership in multiple science disciplines.
Researchers created a high-speed terahertz modulator that operates at room temperature and low voltages, exceeding 14 gigahertz modulation cutoff frequency. The device has the potential to work above 1 THz, filling the 'THz gap' in wireless device development.
A UCF researcher has developed a method that uses nanoparticles and Faraday rotation to measure protein quantities in test solutions, allowing for faster biochemical immunology test results. This technique could lead to faster diagnoses for HIV, Lyme disease, syphilis, and other infectious conditions.
Researchers at Boston University School of Medicine are creating an induced pluripotent stem cell-based library for sickle cell disease, offering a valuable resource for disease modeling and treatment development. The library comprises diverse patient samples, enabling the study of genetic backgrounds and potential therapies.
The USDA has invested $13.6 million in four new grants to combat citrus greening disease, also known as Huanglongbing, which is affecting the US citrus industry. Researchers will use CRISPR-Cas9 genome editing and nanotechnology approaches to develop resistant varieties and bactericides.
A team of researchers has identified a novel regulatory mechanism that controls how plants defend themselves against pathogens. The study reveals how endogenous plant peptides regulate the formation of immune receptor complexes, leading to appropriate initiation of plant immune responses.
A new digital assay using circulating tumor cells (CTCs) has been developed to detect liver cancer, showing high specificity and sensitivity. The test can identify HCC in patients with a positive score, even when other methods like AFP screening are negative.
Data Civilizer aggregates scattered data from various files, creating unified datasets for analysis. The system identifies commonalities between columns and traverses a map to find related data, enabling users to compose queries and save results.
A study by Stanford researchers found that a systemic, whole-body immune response is essential for effectively attacking and eradicating tumors. The researchers used mass cytometry to monitor the physical attributes of individual cells in samples of millions or billions, revealing an increase in immune cells and regulatory T cells in s...
A new trivalent vaccine induces antibodies against three different parts of the virus, including two components that help HSV2 evade immune attack. The vaccine provides strong immune response and potent neutralization of four isolates of HSV2 from sub-Saharan Africa.
Researchers found that African-American breast cancer patients who receive chemotherapy prior to surgery exhibit reduced regional and distant tumor recurrence rates. Early-stage patients with African-American ancestry display higher tumor recurrence rates compared to European-Americans.
Researchers found that ants can decouple their direction of travel from their body orientation, maintaining a northerly direction by going forward or backward. This challenges the notion of simple stimulus-response behaviors in insects.
A study by Tufts University found that SNAP participants have a significantly higher risk of all-cause and cardiometabolic mortality, with three-fold higher diabetes mortality compared to non-participants. This highlights the need for policymakers to improve health outcomes among low-income Americans.
A new MRI scan test may improve diagnosis and reduce unnecessary biopsies for men with suspected prostate cancer. The test detected aggressive cancers correctly in 93% of cases, while avoiding over-diagnosis by 5%. Men without cancer or harmless cancers were also correctly identified.
Researchers used rabies viruses to visualize neural transplant integration in mouse brains, revealing region-specific connections between transplanted cells and host neurons. The approach opens new prospects for predicting and optimizing the ability of neural transplants to functionally integrate into a host nervous system.
Beneficial bacteria in the gut of moth larvae produce an antimicrobial agent that kills competing bacteria. The symbionts ensure a healthy gut flora and reduce infection risk, making them a potential tool for controlling agricultural pests.
A study by University of California - Davis scientists found that trees growing in already dry areas are most susceptible to drought. Dense forests in the driest regions are at risk of mass mortality during extreme droughts, which can take years to surface.
Researchers at Wayne State University have developed a novel diagnostic tool to identify tinnitus in animals, providing a significant breakthrough in understanding the underlying mechanisms of this condition. The new method, which uses a conditioned licking suppression behavioral test, enables researchers to assess tinnitus onset, seve...
A Northwestern University team developed a new computational model that performs at human levels on the Raven's Progressive Matrices, a nonverbal standardized test. The model's ability to solve complex visual problems and understand analogies provides evidence for the importance of symbolic representations and analogy in visual reasoning.
A new study links mutations in blood cells to atherosclerosis, a leading cause of death in the elderly. The research found that accumulated DNA mutations in hematopoietic cells contribute to plaque formation and inflammation.
Researchers found statins reduce venous thromboembolism (VTE) risk by 15-25%, providing evidence for its potential protective effect. A comprehensive review of 36 studies involving over 3.2 million people supported this finding.
Researchers have developed a new method to produce stable poliovirus protein shells, which can be used as vaccines and do not require growing live viruses. The shells have been shown to induce high levels of protective antibodies in mice and rats.
Israeli scientists developed a supramolecular aqua material that forms a hybrid membrane with robust filtering properties, easy fabrication, and recyclability. The hybrid membrane is effective in removing toxic heavy metals and small organic molecules from contaminated water.
Researchers at Salk Institute found that pancreatic cancer cells alter their metabolism in response to signals from surrounding stromal cells. Blocking these signals with a drug called JQ1 can slow tumor growth in mice, paving the way for potential new treatments.
A team led by David Baker used metagenomic sequences to generate structural models for 614 proteins, including those from neglected families. The collaboration between the Baker lab and DOE JGI enabled a powerful way of predicting structures, increasing coverage of known protein families.
Researchers have found that Staphylococcus aureus uses a unique enzyme called superoxide dismutase to resist nutritional immunity and cause disease. This discovery could lead to the development of new antibacterial therapies to combat antibiotic-resistant infections.
Researchers at the University of Edinburgh discovered that ants walking backwards use the sun's position and visual memories to set a course relative to the sun. This flexible navigational behavior could inspire novel computer algorithms for guiding robots.
A study published in Journal of General Internal Medicine found that fixed-dose combination pills work best to encourage patients with high blood pressure to stick to their prescribed anti-hypertensive medications. Patients on these combined pills were 9% more likely to be persistent in taking their medication, compared to those on sin...
Researchers studying zebrafish found that early improvements in balance emerge from growing ability to execute quick swims in response to instability. Zebrafish learn to correct movements and become more stable over time.
A study published in Anesthesiology found that states opting out of Medicare's rule requiring physician supervision did not increase access to anesthesia care. Despite expectations, patients in 'opt-out' states were no less likely to travel further distances for procedures, suggesting that eliminating physician supervision may not be a...
Scientists track movement of serotonin transporter proteins in cell membranes using 'single molecule microscopy' method. PIP2 binding is found to mediate stable oligomer formation of the transporter, with implications for psychostimulant effects.
Researchers discovered that excess tau protein damages brain's GPS, leading to spatial disorientation and cognitive deficits in Alzheimer's disease. The findings may lead to early diagnostic tests and novel targets for treating this common symptom.
Researchers at Swansea University have developed a technique to engineer electrical contacts on nanoscale structures, enabling the creation of enhanced devices based on nanomaterials. This breakthrough has significant implications for future technologies, including energy-harvesting clothing and advanced biosensors.
Research found that successful immunotherapy activates peripheral 'memory' immune cells, key to long-term defense against cancer. A system-wide immune response is crucial for broadening immunotherapy's effectiveness.
Limpets' shells can be repaired to match their original strength after damage, but they still face weaknesses from multiple impacts called spalling. This biomimetic discovery could inspire solutions for engineering problems like concrete failure.
Researchers at TSRI develop a versatile method to quickly find small molecules that bind to hundreds of thousands of proteins in their native cellular environment. The method enables the discovery of new drugs and the study of proteins, with potential applications for understanding diseases such as type 2 diabetes.
A new study by Ohio State University found that the number of US women taking maternity leave has remained unchanged over the past 22 years, with fewer than half receiving paid time off. The research showed a significant increase in fathers' paternity leave, but at much lower rates than women's
A new study reveals that US men aged 18-59 have a high prevalence of genital HPV infection, with 45.2% of the population affected. The HPV vaccination coverage among eligible men is also low, at 10.7%, with age groups 23-27 and older showing higher rates.
A new study from the University of Cambridge found that teenagers with mental health problems who receive treatment experience a greater decrease in depressive symptoms than those without. By age 17, service users were more than seven times less likely to report clinical depression compared to untreated individuals.
The World History Survey found correlations between historical beliefs and war willingness, with determinist views associated with higher aggression. Western countries tend to reject such views, while Asian nations and lower-developed countries accept them more. In contrast, developed countries with individualistic cultures oppose figh...
A new study uses herbaria specimens to show a decrease in white trillium leaf area due to deer overbrowsing, indicating lower reproductive potential. The research demonstrates the value of herbaria collections for long-term plant population studies.
A comprehensive computer simulation study confirms that climate change will substantially damage US crop yields, especially wheat, maize, and soybean. Increasing irrigation in regions with sufficient water can help mitigate the effects of global warming on crops.
A protein complex called MRX plays a vital structural role during early DNA repair, stabilizing broken ends of DNA without requiring another protein cohesin. This study found that the Xrs2 member of the MRX complex ensures correct molecule presence at DNA damage sites, offering insight into genomic instability and cancer development.
Researchers discovered that a specific bacterial species in moth gut microbes produces an antimicrobial peptide called mundticin KS, which defends its host against pathogens and promotes symbiosis. This finding has implications for agriculture and health, potentially leading to new biocontrol strategies and novel antibiotics.
Studies demonstrate that social belonging interventions can significantly increase persistence rates among learners from lower developed countries, while affirmation interventions show mixed results. By addressing concerns about group identity and promoting psychological well-being, these simple interventions have the potential to turn...
The Wolf 1061 system is a promising target in the search for extraterrestrial life due to its proximity to Earth and the presence of a habitable zone. The team's findings suggest that one of the planets, Wolf 1061c, may have an atmosphere similar to Venus, which could lead to a runaway greenhouse effect.
A new study found that clinic closures in Texas due to House Bill 2 led to a significant decline in the official number of abortions. Counties with longer travel distances to the nearest abortion facility saw a 50% decrease in abortions, while those with limited capacity at remaining clinics also experienced declines.
Psychology researcher Gregory Thomas found that people have about three months to change their commuting habit before the opportunity for new habits diminishes. Recent home movers with stronger environmental views tend to choose greener modes of transportation immediately after moving.
A new study by the RAND Corporation finds that Oregon's efforts to expand health insurance coverage may face obstacles, including federal waivers and potential provider shortages. The analysis of three proposals suggests that universal coverage models may be more feasible than initially thought, but come with tradeoffs and unknown effe...
Researchers found that brief psychological interventions can help close the global achievement gap in MOOCs. Brief affirmations can double persistence rates and eliminate gaps between developed and less-developed countries.
A study of cocoa varieties grown in Bahia for over 200 years found that they are genetically similar and vulnerable to disease. Researchers identified resistant trees with greater genetic diversity, offering hope for combating witch's broom.
A recent study found that mutations in blood cells of elderly humans may contribute to atherosclerosis, a leading cause of death. The research suggests that hematopoietic mutations could be an age-dependent risk factor for cardiovascular disease.
Researchers discovered that Mycobacterium tuberculosis reprograms infected cells to feed on lipids and membranes, leading to new treatment opportunities. The study provides a promising lead in tackling the disease by starving the bacterium of its preferred high-fat food source.
A new screening method combining CRISPR genome editing with single-cell RNA sequencing enables the simultaneous analysis of thousands of genes in individual cells. This approach, called CROP-seq, allows researchers to study complex biological mechanisms and identify novel drug targets more efficiently than traditional methods.
Researchers propose a new class of topological metals with unique electronic properties, including relativistic behavior and perfect compensation. This classification could help scientists find other materials with similar properties.
A study of 1,308 U.S. adult Facebook users found that 24% had accessed their friends' accounts without permission, often out of curiosity or jealousy. This widespread practice highlights the ineffectiveness of passwords and device PINs in stopping insider threats.
Researchers at UC Berkeley discovered that blinking prompts the brain to reposition eyeballs, keeping vision in line. This mechanism allows our brains to adapt to changes and compensate for errors in our bodies' own hardware.
A new study finds that despite a 2011 pledge by US chain restaurants to improve the nutritional value of children's menu options, little progress has been made. Many restaurants have replaced soda as the default beverage but offer similar amounts of sugar in other drinks.
A study published in eLife reveals that a single nerve cell named ALA coordinates an organism-wide response to sickness, causing sleepiness by releasing FLP-13 and other neuropeptides. Researchers found that FLP-13 triggers sleep by turning down activity in nervous system cells that help keep organisms awake.
Researchers at Vanderbilt University Medical Center have made a groundbreaking discovery about the human immune system's response to the bird flu vaccine. They found that neutrophils, a type of white blood cell, play a previously unobserved role in vaccine response and may function as antigen-presenting cells.
Researchers found that inhibiting PLSCR1 controls the infected cell's antiviral response, providing long-term protection from immune attack and excessive inflammation. This discovery holds promise for virally delivered treatments, inflammatory conditions, autoimmune disorders, and neurodegenerative diseases.
Women from low socioeconomic backgrounds are 25% more likely to suffer a heart attack than disadvantaged men, according to a major new study. Cardiovascular disease is the leading cause of death in women worldwide, with an estimated 8.6 million deaths per year.
A simple technique produces oxide nanowires from bulk materials at ambient temperature and pressure without catalysts or toxic chemicals. The process enables the production of low-cost 1D nanomaterials in large quantities for various applications, including thermally-stable battery membranes.
Engineers at the University of Nottingham are developing lightweight automotive components using selective laser melting (SLM), a disruptive AM technology. This process enables significant weight reductions in mass (40-80 per cent) while optimizing thermo-mechanical performance, leading to increased vehicle efficiency and reduced costs.
Researchers have identified an endogenous peptide that reduces cholesterol levels in mice, inhibiting the development of atherosclerosis. The protein, human neutrophil peptide 1 (HNP1), binds to LDL in the bloodstream and induces rapid uptake by the liver, reducing hypercholesterolemia.
Surgical site infections affect up to 300,000 patients annually, with an estimated annual cost of $3.5 billion to $10 billion. The new guidelines recommend measures such as quitting smoking, controlling blood sugar, and using antibiotic sutures to reduce the risk of SSIs.
Researchers at Rice University and Kazan Federal University have found a way to extract radioactivity from water using oxidatively modified carbon (OMC) material. The OMC is highly efficient at absorbing radioactive metal cations, including cesium and strontium, making it a promising solution for purifying contaminated water.
A study found that decreased blood levels of soluble klotho were linked to an increased likelihood of experiencing kidney function decline in elderly adults. Higher klotho levels may help preserve kidney function.
Researchers at the University of Illinois have developed a piglet model to study nutrition's effects on infant brain development and behavior. The new review article highlights several studies on pediatric nutrition, including those that assess brain development outcomes using advanced MRI methods.
A new study reveals that sea-surface temperatures during the last interglaciation period were comparable to those of today. The analysis of 104 marine sediment core sites suggests that global ocean SSTs simulated by most climate models are too low, and that oceans may respond differently to modern warming.
Researchers at Mayo Clinic identified Ect2 as a genetic promoter of lung cancer, driving tumor formation through increased ribosome production. The study found that Ect2 supports tumor cell growth by stimulating ribosome biogenesis.
Researchers from top universities issue an agenda for action on gun safety, promoting discourse around gun safety rather than control. They propose collaborations with opponents, engaging private industry in evidence-based initiatives to reduce gun-related injuries and deaths.
A new UCSF study reveals that binge drinking can cause fatty liver, inflammation and enzyme changes within seven weeks. The researchers found that even a short period of excessive drinking resulted in liver dysfunction.
Two specific proteins recognize defective mRNAs and trigger their destruction, maintaining cell survival. The study reveals a direct competition-based approach for targeting aberrant ribosomes.
A group of UK and US respiratory doctors argue that President Trump should follow Margaret Thatcher's lead on ozone layer protection to reduce the impact of climate change. They suggest a series of policy actions, including investing in clean energy and green transport, to protect public health and prosperity.
Matthew McGill, a NASA Goddard researcher, has made significant contributions to understanding climate change impacts through the application of lidar technology. His work on the Cloud Aerosol Transport System (CATS) instrument has been successfully operating on the International Space Station for two years.
A new study by Dana-Farber Cancer Institute researchers found that genetic abnormalities can guide patients' treatment for pediatric brain tumors. The study analyzed over 200 tumor samples, revealing clinically relevant genetic changes in 56% of cases, which can impact diagnosis and treatment with approved drugs or agents.
Researchers found that advanced wood-burning cookstoves reduce fine particulate matter and carbon monoxide emissions by 45% and 47%, respectively. However, field measurements showed significantly higher emissions compared to laboratory testing.
A new computational method, FishTaco, integrates taxonomic and functional approaches to identify bacterial species responsible for functional imbalances in the microbiome. Researchers found that diverse combinations of species drive functional imbalances in diseases like type 2 diabetes and inflammatory bowel disease.
Public health experts praise the U.S. Department of Housing and Urban Development's new rule mandating smoke-free policies in federally funded public housing authorities. The authors highlight challenges, such as infrastructure and community support, and suggest strategies to ease the transition and encourage compliance.
A Norwegian study finds that women regret casual sex encounters more frequently than men, contradicting earlier American research. Women are also less likely to be happy with the experience and more concerned about potential consequences such as pregnancy or STD infections. The researchers suggest that evolutionary differences in repro...
A recent study demonstrates the integration of atomically precise graphene nanoribbons (APGNRs) onto nonmetallic silicon substrates, overcoming a significant challenge in chip manufacturing. The 'bottom-up' approach allows for atomic-level control and uniform electronic properties.
A new study found that high-aneuploidy tumors have increased expression of genes involved in DNA replication and cell cycle, but decreased expression of genes characteristic of immune cells. This suggests that jumbled chromosomes in tumors may limit the effectiveness of immunotherapy treatments.
Researchers at MIT found no evidence of dematerialization in 56 materials and goods, despite technological improvements. Despite increased efficiency, consumer demand for products continues to outpace material usage.
Researchers at the University of Minnesota have discovered a 500-year cycle of flooding in central China, which can be used to predict broad precipitation patterns in the future. The findings provide insight into climate change over time and improve understanding of monsoon regions.
A new theory suggests that termite engineering and vegetation self-organisation jointly create the distinctive patterns, leading to a more nuanced understanding of ecosystem interactions. The findings provide insights into regular vegetation patterns observed globally.
Researchers used social media and internet reports to analyze exposure patterns during the 2014-2015 Ebola epidemic and 2015 Middle East Respiratory Syndrome outbreak. The study found that alternative data streams can provide reliable information on disease dynamics in the early stages of an outbreak.
Researchers will develop a mechanical model to explain the behavior of dike swarms using 'swarm theory' from biology. This new approach aims to improve oil and gas stimulation methods, benefiting industry and society with lower energy costs and reduced environmental impact.
Scientists have identified a 'molecular barcode' in blood samples from Ebola patients that can predict survival or death. The analysis provides data on the underlying causes of Ebola virus infection and suggests a potential diagnostic tool to guide treatment strategies.
The BASE collaboration has set a new benchmark in measuring the antiproton's g-factor, a quantity characterizing its magnetic moment, with unprecedented precision. The result is consistent with the predictions of the Standard Model and indicates that protons and antiprotons appear to be mirror images of each other.
Research at the University of York found that high-performing co-workers raise an individual's wage by almost one percent in low-skilled occupations. The effect is driven by increased productivity due to peer pressure. In contrast, high-skilled occupations such as lawyers and doctors do not exhibit this phenomenon.
Research from the University of Bath found that companies using 'creative accounting techniques' will increase in Republican-governed states and decrease in Democrat-governed states under Trump's presidency. This is due to the political alignment of the federal government, which affects earnings management.
A new study reveals that catheter ablation significantly reduces symptoms in over half of patients with atrial fibrillation (AF), a condition that increases the risk of stroke and death. The procedure's success rate is higher than expected, but monitoring after treatment is often inadequate.
Research suggests that exposure to insecticides like carbamates can disrupt melatonin receptor signaling, leading to a higher risk of metabolic diseases such as diabetes. The study highlights the need to assess environmental chemicals for their ability to disrupt circadian activity.
A study published in JAMA found that Texas women with no nearby abortion facilities face longer distances to access care, leading to a decline in abortions. In counties without an open facility, the decline in abortions increased as distance changed, with counties over 100 miles away seeing a 50% decrease.
Scientists have found the mechanisms behind a genetic change causing related diseases like Pearson's syndrome and Kearns-Sayre syndrome. The study reveals how errors in DNA replication result in large deletions of genetic material, leading to damage and mismanaged repair attempts.
A study by Columbia University's Mailman School of Public Health estimates that nearly 80% of adolescents living in Cambodia's orphanages have one or more living parents. The research aimed to generate inclusive data to guide policy makers and service providers in recognizing and protecting these children.
A team of researchers from the Polytechnic University of Bari proposes a new control scheme that improves dynamic performance and disturbance rejection. They also introduce an improved pre-filter to assist the system in maintaining attention on relevant data, enabling quicker integration and acceptance.
A study by Princeton and Stanford universities reveals that anonymous web browsing histories can be linked to social media profiles, raising concerns about internet privacy. Researchers created an algorithm that compared anonymous web browsing histories with public social media feeds to identify users with high accuracy.
Scientists at Northwestern University used non-invasive brain stimulation to target specific memory networks, enhancing spatial precision and retention. The treatment showed lasting benefits of up to 24 hours, outperforming previous studies on short-lived effects.