A study by Michigan State University found that investors can only accurately predict product performance 48-55% of the time after a preannouncement. Researchers discovered certain conditions, such as detailed and truthful preannouncements in less competitive industries, can improve stock market reactions to preannouncements.
Synthetic microfibers from clothing shed during washing, ending up in surface waters and affecting fish and wildlife. Researchers are working on solutions to reduce microfiber pollution.
Researchers at Colorado State University have successfully recreated the extreme conditions found in stars using compact lasers and ultra-short pulses irradiating nanowires. The experiment achieved pressures surpassing those in the center of our sun, opening a path to studying high-energy density physics.
The Cuvette Centrale peatlands in the central Congo Basin cover 145,500 square kilometres, locking in 30 billion tonnes of carbon. These peatlands store the equivalent of three years of the world's total fossil fuel emissions.
The country plans to triple its fish production by 2025 while preserving biodiversity. Genetic analysis of local tilapia species could reveal important traits for creating commercial broodstock, reducing dependence on external markets and increasing food security.
A UBC study finds that one session of interval weight-training can improve blood vessel function and reduce the risk of Type 2 diabetes complications. The study demonstrates that simple leg exercises involving weights can be an effective tool to manage disease, especially for those with Type 2 diabetes.
Termite queens have higher antioxidative enzyme levels and lower oxidative damage than other termites, suggesting an anti-aging mechanism that enables their longevity. This efficient antioxidant system allows the queens to live longer despite high fertility.
Antidepressant use nearly doubles hip fracture risk among community-dwelling elderly with Alzheimer's, highest risk seen at the start of treatment. The association remains elevated even after adjusting for other fall and fracture risks.
A Massachusetts General Hospital study found that almost one-third of Californians enrolling in individual insurance plans under the Affordable Care Act (ACA) potentially missed opportunities to receive financial assistance. Enrollees who received certified enrollment counselor assistance were less likely to choose ineligible plans.
A new study found that vaccinating 200,000 stray dogs annually can reduce rabies incidence by 90% in Tamil Nadu, India, while costing approximately $1.27 million per year.
University of North Texas researchers used Maverick supercomputer to perform the first all-atom molecular dynamics simulations of Cas9-catalyzed DNA cleavage. The simulations provided insight into the Cas9 enzyme's active state and resolving controversies about its cutting process.
A new electrochemical technique can remove nickel from contaminated seawater by trapping it in calcareous deposits within a week. This cost-effective method uses galvanized steel electrodes and does not deplete calcium and magnesium levels in the water.
USP9 gene may provide new starting point for developing active ingredients to treat Alzheimer's disease. The researchers found that USP9 has an indirect influence on tau protein, which is believed to play a significant role in the onset of Alzheimer's disease.
Researchers from DTU Biosustain have engineered E. coli cells to produce large amounts of serine, a compound used in detergents and pharmaceuticals. The cells can tolerate high concentrations of serine and produce up to 250-300 grams per kg of sugar added.
Biomedical engineers at Duke University developed a new treatment approach using Salmonella bacteria to target glioblastoma, the most aggressive form of brain cancer. The modified bacteria produce anti-tumor compounds that kill cancer cells only in low-oxygen environments, showing promising results in rat models.
Researchers have successfully generated epicardium cells using human stem cells and Wnt signaling pathway activation. The new method could potentially repair damaged heart tissue in patients who suffer from heart attacks, according to the study published in Nature Biomedical Engineering.
Experts develop five-stage system to classify heart disease risk, including earlier stages for previously underrecognized populations. The new system puts focus on those who pass stress tests or have less obvious danger signs.
A study published in PLOS ONE found that baboons produce five distinct vowel-like sounds similar to those used in human speech. The anatomy of the baboon's vocal tract also reveals similarities with the human tongue, indicating a shared mechanism for forming these sounds.
A new review of scientific literature on curcumin finds limited evidence to support its therapeutic benefits for cancer and Alzheimer's disease. The compound is unstable under physiological conditions and not readily absorbed by the body, making it a poor therapeutic candidate.
A University of Michigan study found that less than 2% of customers regret receiving genetic health data and only about 1% are harmed by the results. The majority of participants were interested in ancestry information, with 74% wanting to know their ancestral origins.
The American Academy of Neurology published a guideline suggesting the use of brain imaging to locate language and memory functions before epilepsy surgery. The guideline found weak evidence for the effectiveness of functional MRI (fMRI) in evaluating language abilities, but moderate evidence for its potential in predicting verbal memo...
A study by QUT researchers found that online daters tend to contact people with similar education levels, especially as they get older. The research analyzed over 41,000 Australian online dating interactions and revealed that younger men are more likely to choose less-educated partners.
A new study published in Journal of Medicinal Food found that blue maize extract improved systolic blood pressure, HDL cholesterol, and triglyceride levels in rats with metabolic syndrome. The natural antioxidants present in blue maize may help protect against cardiovascular disease, diabetes, and cancer.
Scientists discovered a seismic belt in the downgoing slab of the Pacific Plate, triggered by the sudden release of water due to temperature changes. The findings suggest that earthquakes occur when the mantle releases its water, which is correlated with the subduction rate and slab temperature.
A UNC research team found that GRE scores don't forecast productivity or success in graduate programs within the experimental sciences. The study recommends devaluing or eliminating the GRE from applications for biomedical PhD candidates, citing a stronger correlation between graduation rates and first-author publications.
A new $100,000 grant will support research training and educational outreach in vertebrate paleontology at the University of Kansas. Students will participate in fieldwork in Wyoming and Turkey to study early mammal evolution and migration.
Researchers successfully repaired a defective gene in blood-forming stem cells from patients with X-linked chronic granulomatous disease, suggesting a potential treatment approach. The study used CRISPR-Cas9 technology to correct a specific mutation in the CYBB gene, restoring normal functioning of white blood cells.
Margaret Werner-Washburne, a renowned biologist, has received the AAAS Lifetime Mentor Award for her groundbreaking work in mentoring underrepresented students. Her initiatives have led to a significant increase in Hispanic and Native American doctorates in biological sciences.
Researchers have developed a revolutionary new crop protection technique using gene-silencing technology and nanotechnology to protect plants against pests and diseases. The BioClay spray has been shown to give plants virus protection for at least 20 days following a single application.
A $2.7 million grant will fund research on veterans with traumatic brain injuries using a virtual technology platform to improve cognitive and functional deficits. The project aims to train strategies for complex real-life tasks, including money management and time planning.
Researchers have identified a protein called Smurf1 that plays a crucial role in the immune system's ability to recognize and destroy tuberculosis bacteria. This discovery could lead to the development of new treatments by strengthening this immune pathway.
Research using 20,000 virus samples and weather statistics found that cold weeks precede flu outbreaks. Cold and dry weather allows aerosol particles to remain airborne, increasing the spread of viruses.
NASA's TRMM-based Multi-satellite Precipitation Analysis reveals higher-than-average precipitation in California due to the Pineapple Express, causing widespread flooding and mudslides. The atmospheric river event has brought much-needed relief but also poses significant challenges.
Researchers at the University of Massachusetts Amherst predict that Northeast US temperatures will increase much faster than the global average, reaching a 2-degrees Celsius warming target about 20 years earlier. The study finds regional variations in climate change impacts, including wetter winters and drier summers.
Scientists have developed a new mouse model to study vascular graft infections, revealing that all S. aureus strains form biofilms in vivo, regardless of in vitro results. The study also shows increased inflammation and decreased blood flow velocity at the site of infection.
Researchers developed a portable sensor using engineered E. coli bacteria to detect environmentally relevant concentrations of endocrine disrupting chemicals (EDCs). The device can determine concentrations of known EDCs individually and overall mixtures in minutes, offering a cost-effective solution for detecting hormone disruptors.
A UCLA-led research team has reported the moon's age to be at least 4.51 billion years old, with a range of 40 million to 140 million years older than previously believed. The findings were made using mineral analysis of zircons brought back by the Apollo 14 mission in 1971.
Dr. Scarlett Shell is awarded a $1.1 million NSF CAREER Award to investigate the molecular mechanisms of bacteria's stress response, which could lead to new treatments for infectious diseases like tuberculosis. Her work aims to enrich educational experiences for students and inspire careers in science.
Researchers directly observed how metallic nanoparticles activate catalytic processes by identifying defect sites on the surface of single particles. These findings validate a longstanding hypothesis and provide insights into controlling catalyst reactivity.
A new study found that only performance-related pay had a positive impact on employee attitudes such as job satisfaction and commitment. However, profit-related pay and employee share-ownership had mixed effects, with negative impacts on job satisfaction and no significant effects on commitment and trust in management.
A research team at TU Wien developed a new method that combines strong measurements with weak measurements to reconstruct quantum states. This approach allows for higher precision and accuracy in determining the quantum state, reducing the need for post-processing.
Astronomers observe IRAS 14348-1447, a gas-rich spiral galaxy merger, showcasing intense gravitational interactions. The galaxy's extreme infrared emission is fueled by massive molecular gas reserves.
A large study of over 9,000 men has established harmonized reference ranges for total testosterone, enabling clinicians to diagnose hypogonadism correctly. The normal range for testosterone in non-obese European and American men between 19-39 years is 264-916 ng/dL.
A new study by LSU Health New Orleans School of Public Health shows that parents' concerns about their neighborhood restrict their children's outdoor play. Parents who do not trust their neighbors or feel they have no control over neighborhood problems are more likely to limit their child's physical activity.
Researchers at UC Riverside developed an innovative energy management system for plug-in hybrids, cutting fuel consumption by over 30% through real-time data analysis. The system combines connected vehicle technology and evolutionary algorithms to optimize power split between engine and battery, achieving greater efficiency.
A new study finds that postdoc positions in biomedical careers cost graduates an average of $12,002 per year, leading to a substantial financial penalty over 10 years. The research suggests ways for universities and funding agencies to address these issues.
A group of researchers at the French National Center for Scientific Research discovered a peculiar state of miscible fluids contained within nanochannels. This phenomenon, known as 'microphase separation,' reveals that binary fluids can form unique homogenous liquid phases only at the microscopic scale.
Researchers from Goethe University Frankfurt discovered a novel biomarker, SAMHD1, that enables accurate prediction of therapy responders and non-responders in acute myeloid leukaemia (AML) patients. This biomarker can guide cytarabine-based chemotherapies to only those patients likely to respond, sparing others from toxic side effects.
A study by University of Adelaide researchers found that adding thiamin to fish sauce improves blood markers of thiamin status, making it a potential means of preventing thiamin deficiency in Cambodia. Thiamin deficiency can lead to serious health issues, including beriberi, which is often fatal in infants if left untreated.
A new study published in the International Journal of Epidemiology finds that poverty is a major contributor to obesity, particularly for individuals with a high genetic risk. The research used data from 120,000 individuals and suggests that targeting specific behaviors or environments may not be an effective solution to reducing obesity.
The US Preventive Services Task Force (USPSTF) strongly advises all women of childbearing age to take a daily folic acid supplement containing 400-800 μg to reduce the risk of neural tube defects in their developing fetus. This recommendation is based on high certainty that the net benefit is substantial.
Scientists at UMD developed an empirical model of global climate to analyze the Paris Agreement, suggesting countries can limit warming if they achieve pledged greenhouse gas reductions. The book, Paris Climate Agreement: Beacon of Hope, recommends a transition to renewable energy by 2060 to meet the RCP 4.5 scenario.
Rutgers scientists have discovered a protein (CRTC1) that enhances memory by controlling gene expression in the hippocampus, a brain area responsible for learning and memory. The research found that mice with higher CRTC1 activity had better long-term memory and exhibited stronger gene transcription.
Researchers from the University of Cincinnati studied pink snow algae growing on volcanic terrains in the Pacific Northwest, finding it can lower albedo and increase surface melting. The study suggests atmospheric sources of ammonia and nitrate may be driving the growth and survival of these algae.
A Concordia University research team found that immigrants' positive orientation toward their new culture is key to forming friendships and social engagement. The study suggests that investing resources in supporting newcomers at the beginning of their integration journey can improve their chances of successful integration.
Researchers found that increasing niacin levels boosts NAD compound for energy generation and DNA repair, potentially protecting against Parkinson's. The study suggests repurposing cancer drugs to protect faulty mitochondria in Parkinson's disease.
Researchers discovered a bacterial protein that uses a Pac Man-like chewing motion to grab and hold onto sugar molecules, allowing pathogens to evade the immune system. This understanding could lead to the development of new therapeutics targeting this protein.
New research published in The FASEB Journal suggests that pyrroloquinoline quinone (PQQ) may prevent the development of nonalcoholic fatty liver disease in offspring. PQQ, a naturally occurring antioxidant found in soil and foods, was shown to protect against liver damage and inflammation in mice fed high-fat diets.
Researchers analyzed over 1,000 samples to determine the origins of monarch butterflies born in North America. The study found that a larger proportion of monarchs were born outside the Midwestern US than previously thought.
Recent research suggests that dual-purpose biofuel crops like sugarcane and sweet sorghum can produce both ethanol and biodiesel for nine months of the year, increasing profits. This technology has the potential to decrease capital utilization costs and increase annual biofuel production by 20-30%.