A new study published in Science suggests that the increase in methane gas concentrations in the atmosphere from 5,000 years ago to the start of the industrial revolution was caused by both natural and human activities. The research, led by Logan Mitchell at Oregon State University, found that natural emissions from tropical wetlands a...
Researchers identified epigenetic disruption of a small non-coding RNA pathway as a hallmark for testicular tumor development. This aberration compromises the function of these RNAs, contributing to cellular transformation.
Researchers have created magnetic replicas of sunflower pollen grains using a wet chemical process that applies highly conformal iron oxide coatings. The replicas exhibit both short-range van der Waals attraction and long-range magnetic adhesion, offering tailored multimodal adhesion to surfaces.
A pooled analysis of 97 prospective studies found that controlling these factors can reduce the risk of heart disease and stroke in overweight and obese individuals. High blood pressure poses the biggest risk, accounting for most of the increased risk of heart disease and stroke.
Janice Beitz, a Rutgers-Camden nursing professor, has developed an ostomy algorithm to guide nurses in proper assessment and management of ostomy patients. The algorithm provides a step-by-step pathway to selecting the best ostomy management option, enhancing patient safety.
Researchers in Manchester explore urban environments using mobile methods and documentary strategies to document the impact of gentrification. The study considers the role of the researcher as academic, activist, and artist in shaping the research process.
A study led by UCSF scientists pinpointed the disruption of a single cell type in the prefrontal cortex during fetal development as a significant factor in autism emergence. The finding suggests that though hundreds of genes contribute to autism, the underlying biological mechanisms will be far fewer.
A study published in Cell Reports found that Amphotericin B, a common antifungal medication, can render a protein important for antiviral defense ineffective in both cells and mice. This makes patients receiving the therapy more vulnerable to influenza and other viral infections.
Researchers have made breakthrough in understanding protein polymers' interaction with other self-assembling biopolymers, paving the way for engineered bio-composites for various medical applications. The discovery has potential for biodegradable and biocompatible materials, such as drug delivery systems and tissue growth scaffolding.
A new study by UWM researchers identified two features affecting electron transport in graphene: intrinsic ripples and the Schottky barrier. These characteristics impact the ability to control an electric current, making it challenging to engineer nanoscale transistors with graphene.
Researchers at the University of Delaware part of an international team that observed 28 high-energy particle events coming from cosmic accelerators, possibly exploding stars or accreting black holes. The discovery marks the first solid evidence of neutrinos originating from sources outside our solar system.
The IceCube Neutrino Observatory has detected 28 high-energy particle events from cosmic accelerators, providing the first solid evidence for astrophysical neutrinos. The signals are more than one million times more energetic than those observed in 1987 and originate from outside our solar system.
The study aims to investigate the effectiveness of treating precancerous lesions in reducing the incidence of anal cancer in HIV-infected men and women. The project will enroll 5,058 participants and follow them for up to five years to determine the incidence of cancer.
A study from a worldwide research consortium found that controlling three risk factors - blood pressure, serum cholesterol, and blood glucose - can cut the obesity-related risk of heart disease by more than half. High blood pressure poses the biggest risk, accounting for 31% of increased heart disease risk.
Astronomers have observed a monster gamma-ray burst in the relatively nearby universe, revealing a giant star with a mass 20-30 times that of the Sun and rapidly rotating. The burst was so powerful that it could be observed for several months, providing insights into the properties of the original star.
A UT Arlington assistant professor has developed a computational model that can accurately predict when an epileptic seizure will occur next. The model analyzes EEG readings to provide early warnings, allowing patients to use medicine to combat an oncoming seizure.
Researchers from Bonn University discovered that immature nerve cells secrete chemical attractants that prevent mature brain cells from migrating into the brain. Inactivating these attractants improves nerve cell migration in animal models, offering a promising universal approach to treat Parkinson's and Huntington's diseases.
The Never Ending Image Learner (NEIL) program analyzes 3 million images, identifying 1,500 object types and 2,500 associations, and develops a growing visual database to enhance computer vision capabilities. NEIL's findings are made available online, providing insights into common sense knowledge that humans take for granted.
A CU-Boulder study found that sleep strengthens connections between the left and right hemispheres of young children's brains, which may help with brain function maturation. This growth is linked to improved skills such as language, attention, and impulse control.
A new study by Erin Cech at Rice University found that engineering students leave college less concerned about public welfare than when they entered. The research suggests that engineering education may foster a culture of disengagement regarding public welfare issues.
Researchers have found a way to reduce the contact time of water droplets on surfaces by at least 40%, potentially aiding in ice prevention and wing efficiency. The breakthrough could also have implications for ecology and industry, including reducing corrosion and improving turbine blade efficiency.
A recent study published in PLOS ONE has provided the first explanation for type of antimalarial drug resistance. The research found a link between autophagy and resistance to malaria parasites, with implications for developing new antimalarial drug therapy.
Researchers found that women younger than 50 with a recent heart attack experience restricted blood flow to the heart in response to psychological stress. This may explain why younger women who are hospitalized after a heart attack face a greater risk of complications and dying compared to men of the same age.
The study reveals that digital activism is more successful when targeting governments rather than businesses, with social media tools playing a crucial role in its effectiveness. Effective campaigns employ a combination of social media tools, including tweeting alone being less successful.
Scientists used rediscovered Apollo data to determine lunar dust accumulation rate, finding it builds up 10 times faster than previous estimates. The high rate poses a significant problem for solar cells, which could diminish power supply output.
A recent EORTC trial found that assessing HRQOL (health-related quality of life) is crucial for both patients with head and neck cancers and their doctors. The study showed that patients in the sequential treatment arm experienced less swallowing and speech problems compared to those in the alternating chemoradiotherapy arm.
A large study of over 30 years found that eating a daily handful of nuts significantly reduces the risk of death from any cause. The study also found that regular nut-eaters were more slender than those who didn't eat nuts, contradicting a common worry about weight gain.
A new Stanford study overturns the long-held theory on how humans perceive sound, challenging the 30-year-old model of adaptation. The research found that calcium is not necessary for adaptation in mammalian auditory hair cells, opening up new avenues for understanding and potentially treating hearing loss.
Researchers found that a virtual sailing simulator improved quality of life, self-confidence, and overall well-being for participants with chronic spinal cord injuries. The study showed rapid improvement in sailing skills and successful completion of sailing lessons on the water.
Research found that obese people who are metabolically healthy still face an increased risk of developing diabetes and cardiovascular disease. The study analyzed data from over 5,700 participants and found that normal weight individuals with multiple metabolic abnormalities also faced a higher risk of cardiovascular disease.
A team of engineers from BU and MIT have engineered a wrinkled surface that sheds liquid much faster than a smooth one, reducing contact time by 37%. The innovative approach uses surface texture to reshape drops as they recoil, making surfaces stay drier longer.
Researchers synthesized a new material that can store up to three times more hydrogen than most metal hydrides, with an unusual structure not observed in other known hydrides. The discovery could contribute to the development of high-capacity hydrogen fuel cells and potentially lead to the discovery of unprecedented properties.
Researchers developed a new statistical model to forecast summer rainfall in the Southeast, identifying key climate factors that influence rainfall intensity. The three-cluster finite normal mixture model improves accuracy for seasonal predictions.
Biologists at Brown University found that gene silencing via chromatin in fruit flies declines with age, but administering life span extending measures such as lower calorie diets or increased expression of the protein Sir2 restores the loss of gene silencing due to age. The study suggests a possible line of research to develop more pr...
A new hormone therapy has been shown to improve the integration of bone grafts used in head and facial reconstruction surgeries. The treatment, which uses parathyroid hormone, enhances bone formation around the grafts and prevents scar tissue from forming, leading to better outcomes for patients.
Researchers at Stanford University found that a larger amygdala and stronger connections with other brain regions are linked to higher anxiety levels in young children. The study provides new insights into the developmental origins of anxiety and could aid in early identification and treatment.
Researchers found that introducing protective variant APOE2 into brains of animals with established plaques reduced amyloid beta deposition, retention and neurotoxicity. This suggests the potential for gene-therapy-based treatment to alleviate Alzheimer's disease progression.
A Johns Hopkins-led study found a possible link between orthostatic hypotension and atrial fibrillation, increasing the risk by 40% over two decades. The condition is often asymptomatic and can lead to stroke, heart failure, and dementia if left untreated.
A 24,000-year-old DNA study suggests that nearly 30% of modern Native Americans' ancestry comes from a young boy's gene pool, indicating the First Americans may have come directly from Siberia. The discovery raises new questions about human entry into Alaska and North America.
Researchers recorded individual nerve cells in the amygdala of patients with high-functioning autism and found a specific type of neuron responding abnormally to the mouth region. The study provides new insights into mechanisms underlying autism symptoms and opens the door for further studies.
A Florida State University scientist has discovered a 4.4 billion-year-old Martian meteorite that may be the first recognized example of ancient Martian crust. The analysis reveals information about the origin and age of Mars' crust, confirming that the planet did not experience a giant impact that melted it in its early history.
Researchers have found that the closest relatives of papaya are three herbaceous species and a small tree with stinging hairs from Mexico to Guatemala. The study clarifies species boundaries and reveals the biogeographic history of the papaya family.
Dr. Steven R. Houser, Director of the Cardiovascular Research Center at Temple University School of Medicine, has made significant contributions to cardiovascular research over nearly three decades. He received prestigious honors from the American Heart Association for his work on heart cell function and regenerative pathways to repair...
Scientists discover that making bread's pores larger can make it perceived as having a saltier taste, even with reduced salt content. The study suggests this method could be a viable way to reduce salt intake without compromising flavor.
Researchers unveil an immersive digital experience of Hadrian's Villa, featuring interactive exploration and historically accurate avatars. The virtual world simulation combines scholarly studies with cutting-edge technology to recreate the ancient site.
A review of President John F. Kennedy's medical records reveals a complex medical history, including Addison's disease and hypothyroidism. Researchers now believe Kennedy may have had polyendocrine syndrome type II, a rare autoimmune disorder combining the two conditions.
Using CT scans, researchers created a non-destructive method to separate fossilized bones from surrounding sediment. They then printed the bones using a 3-D printer, producing an accurate replica that could be shared with other research facilities.
A UCSB study found that invasive plants' ecosystem impacts decrease over time, but native species may need additional assistance to recover. Long-term monitoring revealed declining nitrogen mineralization rates and reduced self-reinforcing effects on soil nutrients.
A study of over 1,200 teenagers found that the ideal amount of weekly sports participation is around 14 hours, which is double the official recommendation. This level of engagement was associated with better mental and physical wellbeing, while excessive exercise had detrimental effects.
Researchers have developed a flexible, rechargeable battery woven into fabric that can power wearable electronics. The innovation could enable athletes to monitor vital signs and allow for more aesthetic possibilities, such as lighting up patterns on clothing.
A new stroke research network is forming in Chicago, bringing together top medical centers to develop and execute high-quality clinical trials for stroke prevention, treatment, and recovery. The consortium aims to rapidly advance therapies and reduce death and disability from the disease.
A study by Pradeep K. Chintagunta of the University of Chicago Booth School of Business found that gender, income, race, and age are key indicators of a movie's box office performance in individual markets. The study suggests that studios should adjust their advertising strategies based on these demographics.
A recent study published in PLOS ONE found that frequent interruptions in children's sedentary time can have a positive impact on their health. The research, which analyzed data from over 500 children aged 8-11, showed that breaks in sedentary behavior were associated with lower risk scores for type 2 diabetes and cardiovascular disease.
A new study by MU researchers recommends that women on hormone replacement therapy with progestin avoid ingesting pure apigenin as a supplement. Apigenin, found in celery and other plants, can increase the incidence of breast cancer tumors when combined with synthetic hormones.
A new study led by Steve Pressé reveals a preferred strategy for picking mathematical models with the greatest predictive power, emphasizing simplicity and avoiding unnecessary complexity. The study's findings support Occam's razor principle, suggesting that simpler theories are more likely to be correct.
Researchers debunk the notion that hepcidin spikes cause exercise-induced anemia, highlighting the need to understand what causes anemia to prevent it. The study provides insight into high hepcidin levels in non-exercisers with long-term anemia.
Tropical Cyclone Helen is expected to intensify and make landfall in the coastal plain of Krishna Delta in Andhra Pradesh, India. The storm's track is predicted to shift westward due to a mid-level subtropical ridge, with forecasters warning fishermen to return to shore.
The New York State Department of Health awards Montefiore Medical Center a $1.17 million grant to support the Center for Comparative Effectiveness Research, focused on economically underserved populations. The grant will help train physician researchers and generate synergy among clinical researchers to compare treatment options.
Scientists have discovered three new species of wafer trapdoor spiders in Brazil, expanding our knowledge of the genus Fufius. The discovery highlights the morphological variability of the species and provides insight into their distribution across different environments.
Women with PTSD experience rapid weight gain and increased risk of being overweight or obese compared to those without the disorder. The study analyzed data from 50,504 women and found that symptoms of PTSD rather than trauma itself drove the weight gain.