Articles tagged with Scientific Journals
New research on Martian rocks suggests they may hold evidence of living organisms from 4 billion years ago. The findings provide a promising lead for future exobiology missions and shed light on the potential for life on early Mars.
Researchers found that people who stay busy, even with meaningless tasks, are happier than those who sit idly. The study used a survey with two options: drop off the survey at a nearby location or wait out the remaining time by walking to a farther location.
A study by Stanford University researchers found that individuals are more likely to speak up against bias when they hold the belief that people's personalities can change. This implies that confronting prejudice may be an expression of hope and a desire for personal growth, rather than simply a conflict situation.
Recent advances in computing have improved fluid modeling for low Reynolds numbers, but significant challenges remain for high-Reynolds-number flows, crucial in aeronautics and climate modeling.
Scientists at the University of Reading in the UK have created a kite-based system to measure wind speed with high accuracy. By attaching a strain gauge to a kite's tether line, researchers found that the tension in the line is linearly related to wind speed, making it a potential tool for atmospheric research.
A new theoretical model accurately predicts the hydration free energy of a wide variety of organic compounds, enabling accurate prediction of compound movement in complex environments. The model has been developed using computational hydration thermodynamics and chemo-informatic techniques, requiring only 10-20 seconds on a PC.
Recent advancements in microscopy and buffering have enabled researchers to investigate the speed and termination of calcium signaling in muscle and nerve cells. The new tools allow for a deeper understanding of how these signals initiate and spread.
A recent study published in Psychological Science suggests that genetics may play a role in how sensitive we are to social drinking cues. Volunteers with a specific variant of the dopamine D4 receptor gene were found to drink more when others consumed three or four drinks, but not when they only consumed one.
Researchers have developed a new method to accurately synchronize clocks by leveraging both GPS and the Internet. This technique uses a common-view disciplined oscillator (CVDO) to set clocks within 10 nanoseconds of a reference clock, providing unparalleled accuracy in complex systems such as computers, telecommunications, and more.
A new study found that getting angry may actually hurt one's cause in negotiations with East Asians, unlike in negotiations with European Americans. Cultural norms about expressing anger play a critical role in shaping reactions to emotional displays.
A recent theme issue of Archives of Facial Plastic Surgery highlights groundbreaking research from Asia that can improve facial plastic surgery outcomes globally. The issue focuses on innovative techniques and materials in double-eyelid procedures, nasal augmentation, and complications of nose lengthening.
The Journal of NeuroVirology will cover new areas in neurovirology, including non-viral infections affecting the central nervous system. Springer's acquisition will support the International Society for NeuroVirology and advance knowledge in the field.
A comprehensive study found mercury levels in Lake Erie walleye are rising, contrary to declines in other Great Lakes fish. The increase is attributed to environmental factors like invasive mussel populations and food web modifications.
Researchers developed a noninvasive device that can measure electrical conductivity in geological core samples without destroying them. This technology has the potential to provide valuable information about rock layers and help oil companies understand and evaluate oil and gas reserves.
Researchers found that volunteers who associated their partner with bad things had a higher risk of separation. The new test did better at predicting breakup than traditional methods, providing insight into people's feelings about their partners.
The new edition of Infectious Diseases provides comprehensive guidance on overcoming the latest clinical infectious disease challenges, including updates on H1N1 and avian influenza viruses. The book's editorial team offers regular content updates, case studies, and an interactive disease outbreak map.
Researchers investigated the potential therapeutic effects of local anesthetics on experimental inflammatory bowel disease in rats. They found some improvement in macroscopic inflammation at the application site, but not supported by microscopic findings.
A recent study published in the World Journal of Gastroenterology found that stapled transanal rectal resection (STARR) is a safe and beneficial surgical procedure for patients with obstructed defecation syndrome. The procedure significantly improved symptoms of constipation, quality of life, and patient satisfaction.
Researchers found that antibody-producing B cells contribute to atherosclerosis in mice, while eliminating them could prevent the disease through increased production of immune protein interleukin-17. This discovery suggests that B cell-depleting drugs may also reduce the risk of atherosclerosis.
Researchers gathered to discuss novel muscle processes and clinical implications of complex macromolecular machines controlling muscle contraction. Key findings include insights into the DHPR–RYR1, actin–myosin interactions, and the multifunctional role of the dystrophin–glycoprotein complex in skeletal muscle.
Researchers discovered that volunteers could rapidly assess whether a face was looking at them if it had exaggerated masculine or feminine features. Women were quicker to classify gaze direction when viewing more masculine faces, while men were faster with feminine faces.
Researchers discover that toll-like receptors (TLRs) such as TLR4 are overexpressed in pancreatic ductal adenocarcinoma (PDAC), promoting tumor progression. The study also found a positive correlation between TLR4 and HIF-1α expression, suggesting TLR4 as a potential marker for PDAC progression.
Researchers found significant correlation between shear wave velocity and histological fibrous stages in nonalcoholic steatohepatitis. This technology allows for longitudinal evaluation of liver rigidity at multiple sites, potentially useful for fibrous staging and prognostic indicator.
A recent study discovered that blind individuals' brains represent tools in the same regions as sighted people, while non-tool objects don't trigger the same brain activity. This finding suggests a highly constrained organization of brain processing, which may be built-in by genetics.
Researchers in India have designed a new motorcycle engine that uses compressed air to turn an air turbine, generating power for up to 40 minutes. The technology has the potential to significantly reduce emissions in areas where motorcycles are a major source of transportation.
A recent study found that brain structure corresponds to specific personality traits, with conscientious people having a larger lateral prefrontal cortex and extraverted individuals having a larger medial orbitofrontal cortex. The Big Five personality factors were also linked to distinct brain regions.
The Journal of Dental Research (JDR) has maintained its number one ranking in the 'Dentistry, Oral Surgery & Medicine' category, according to the new 2009 Five-Year Scientific Impact Factor (SIF) rankings. The JDR's SIF increased from 3.966 to 4.195, demonstrating its continued importance and relevance in the field.
A study found that individuals with a tendency to suppress anger are more likely to exhibit violent behavior when intoxicated. Researchers analyzed self-reported data from over 3,000 young people in Norway and discovered a significant association between suppressed anger and increased violence.
The 2009 Journal Citation Reports reveals a surge in Impact Factors for Cell Press journals, with Cell Stem Cell and Cell Host and Microbe leading the charge. Cancer Cell also continues to grow, while Molecular Cell sees an impressive 13% increase, demonstrating the growing importance of these publications in the scientific community.
Elsevier has launched a new pilot program called PeerChoice, which allows reviewers to choose articles they want to review based on their expertise and interest. This approach aims to increase the efficiency and effectiveness of the peer review process, while maintaining high-quality reviews.
University of Utah chemists confirm the coexistence of ice and liquid water after crystallization at very low temperatures. They found that rapid ice crystallization makes it difficult to follow the process, but computer simulations revealed a critical temperature zone that may be important for understanding cloud formations.
Researchers developed a method to quantify player performance in team activities, ranking soccer players based on their contributions. This approach uses network analysis and statistical methods to evaluate player performance, producing results that closely match expert opinions.
A team of scientists has developed an application of rare earth elements to control and track phosphorus runoff from soils receiving livestock manure. The method reduces phosphorus solubility and can be used to label and track soil erosion and sedimentation during storm events.
New research reveals that auditors' concern for their reputation can lead to inaccurate reporting of company fraud. The study finds that long-term relationships between auditing firms and clients can increase the likelihood of such misreporting.
Scientists have developed a faster technique for testing soils around oil spills, allowing for on-site analysis of petroleum contaminants in moist soil samples. The new method uses visible near infrared light with diffuse reflectance spectroscopy to rapidly evaluate soils for oil contamination.
Researchers found some improvement in macroscopic inflammation with local anesthetics, but microscopic findings did not support these results. Local anesthetics may have potential therapeutic effects on inflammatory bowel disease based on their ability to reduce neuronal activity and subsequent inflammation.
Scientists have developed flies with genetic changes similar to those found in patients with galactosemia, allowing researchers to study the disease and develop potential treatments. These models can help understand how sugar metabolism leads to disease and open the door to novel drug discovery.
Researchers found STARR to be a safe procedure for managing ODS, with 90% of patients experiencing symptom improvement. The study also showed excellent, good, or fair outcomes in 65 out of 75 patients at 12-month follow-up.
A Brazilian study finds that forestry students' concerns change as they progress through their studies, suggesting ways to improve the curriculum. Later years prioritize competency-related skills and work areas, while first years focus on conservation.
A new type of 95-million-year-old pterosaur has been discovered in Morocco, distinguished by its lance-shaped lower jaw and wing span of about six metres. The discovery suggests that several types of pterosaurs lived alongside one another in the same region, each probably specializing in a different ecological niche.
New definitions of malnutrition published, identifying starvation-related and disease-related malnutrition as independent risk factors for hospital mortality. The study highlights the importance of nutrition assessment in clinical practice.
A recent study found that reducing niacin intake can lead to improved glucose metabolism and reduced appetite in individuals with obesity. The research team also discovered a significant correlation between increased per capita niacin consumption and rising obesity rates among US children and adolescents.
A study found that three commonly used symptom-reflux association analysis (SAA) parameters often disagree on diagnosing gastroesophageal reflux disease (GERD) in infants. The results show a significant discrepancy between the parameters, highlighting the need for a combination of diagnostic methods to accurately diagnose GERD in infants.
A new study by Professors Sunil Mithas and Henry C. Lucas, Jr., published in Management Science, found that firms paying higher wages to foreign IT professionals do not depress the salaries of American colleagues. Instead, this practice may actually benefit US companies by leveraging a culturally diverse workforce.
A new method for effective discussions involves a student facilitator who directs the discussion, rather than a leader controlling content. This approach encourages all participants to contribute, promoting equal participation and improving communication skills.
A case report highlights the diagnostic significance of computed tomography (CT) and magnetic resonance imaging (MRI) for duodenocaval fistula (DCF). Noninvasive CT and MRI are suggested as a first-line investigation for diagnosis, improving patient outcomes.
A study using Goto-Kakizaki rats found that Roux-en-Y gastric bypass surgery increases post-surgical expression of PDX-1 and promotes regeneration of β-cells, leading to improved diabetes management. This research provides a new basis for surgical treatment of type 2 diabetes.
Researchers found that a protein called hemagglutinin (HA) plays a crucial role in allowing the toxic protein to pass through the intestinal epithelial barrier. The study reveals a species-specific interaction between HA and E-cadherin, which disrupts cell-to-cell adhesion and allows the toxin to enter circulation.
Researchers found that H. pylori eradication therapy may be an initial treatment option for localized, H. pylori-negative gastric MALT lymphoma. The study adds information to establish strategies for patients with localized H. pylori-negative gastric MALT lymphoma.
Researchers developed tools for process monitoring to enhance nutritional properties of flours and ingredients by partial grain debranning, fine grinding, and classification. Flours made from peeled grains exhibited high contents of bioactive compounds and improved nutritional effects.
A study found that younger patients, aged 31 and under, have a higher estimated radiation risk associated with abdominal CT scans. The risk is double that of older patients, highlighting the need for clinicians to carefully consider imaging orders based on patient age.
A study published in Psychological Science found that when the mind wanders, people blink more, setting up a 'tiny physical barrier' to prevent external information from entering the brain. The researchers suggest that this blinking behavior is an embodiment of mind-wandering, highlighting the interconnectedness of the body and mind.
Researchers developed a novel noninvasive tool using fluorescent microspheres to detect early inflammation in the eyes. This breakthrough allows for early detection of diseases such as eye disease, potentially reversing damage before it occurs. The tool may also improve therapy evaluation and extend to other areas of the body.
The developing world is projected to generate twice as much electronic waste (e-waste) as developed countries by 2030, with 400-700 million PCs discarded annually. Technological advances have led to a rapid decline in consumer electronics lifespan, prompting concerns about environmentally safe disposal methods.
Researchers investigated the efficacy of acellular dermal matrix (ADM) in intestinal elongation. The study found that grafts were completely absorbed within two to three months, with severe adhesions and inflammation hindering their use. Despite these findings, ADM is believed to have potential as a scaffold for tissue regeneration.
Research found that grass and tree buffer strips decrease surface water runoff while increasing subsurface infiltration, resulting in an overall loss of herbicides before reaching bodies of water. Total export of herbicides was reduced through the use of these barriers.
New research shows that high phosphate levels in sodas and processed foods can accelerate the aging process in mice, contributing to age-associated complications like chronic kidney disease. Humans need a balanced diet, and avoiding phosphate toxicity may be important for longevity.
Researchers have identified a potential drug target in the parasite life cycle, which could block its ability to infect humans. Cryptosporidium oocysts are stable outside a host and resistant to conventional water treatment methods.
Researchers determined the structure of an intermediate enzyme form participating in fundamental biology reactions. The discovery sheds light on life's origins and potential applications in producing renewable fuels and fighting pollution.
A new study analyzes over 1300 papers and finds that researchers based in more productive US states are more likely to report positive results, suggesting a bias towards 'publishable' findings. The results raise concerns about the impact of academic competition on scientific quality.