A new analysis found that subsistence harvesting by indigenous people has a positive association with caribou numbers, contradicting previous speculation. The study's results suggest that government controls on indigenous caribou hunting may not be necessary and highlight a 'science-policy gap' in U.S. and Canadian governments
The University of Guelph researchers have developed a dynamic population model that predicts overall cat numbers in a community, accounting for owned cats, unowned strays, and shelter cats. This tool enables municipalities to tackle factors influencing cat populations and improve cat welfare.
Research shows that cows fed a 100% organic grass and legume-based diet produce milk with elevated levels of omega-3 and CLA, improving the fatty acid profile. This results in a near-perfect balance of omega-6 and omega-3 fatty acids, beneficial for cardiovascular and metabolic diseases.
Dr. James L. Burch, SwRI VP, inducted into the San Antonio Aviation and Aerospace Hall of Fame for his leadership and research on space science and magnetosphere interaction. He has contributed significantly to NASA missions, including New Horizons and Juno.
Researchers gathered ancient clay samples to compile a record of Earth's magnetic field strength over many centuries, revealing the South Atlantic Anomaly is part of a recurring phenomenon. The data suggests that the region under southern Africa may be responsible for recent changes in the global magnetic field.
Researchers highlight the need for more evidence on video consultation's impact on patient access and GP workload. The study found that some private companies using video consulting prescribe antibiotics without proper guidance, raising concerns over antimicrobial resistance.
Analysis of Réunion volcanic rocks indicates that their source material originates from isolated regions of the mantle with distinct chemistry. The discovery provides a unique fingerprint for the age and history of these ancient mantle pockets.
The detergent industry is innovating to keep up with evolving market demands as consumers invest in upgraded products. Manufacturers are now considering e-commerce and sustainable packaging options, such as lighter and leak-proof formulations for long-distance shipping.
Researchers using a unique radio antenna detected a clear signal from the earliest stars in the universe, revealing the formation of these massive, blue, and short-lived stars within 180 million years of the Big Bang. The discovery provides new insights into the early universe's mysteries and potential connections to dark matter.
A new study found that obesity is not a risk factor for severe acute respiratory illnesses, including the flu, in children or adults. The study of 3,560 participants showed no increased risk for hospitalization based on weight.
Researchers from DKFZ found that circulating cancer cells exhibit specific polarity, which helps them attach to endothelial cells and migrate into tissues. This discovery may help predict individual risk for metastasis and find therapies to reduce it.
Researchers have discovered a fluorescent dye that allows them to observe the life cycle of bacteria in real time, enabling the study of microorganisms in their natural environment. This method will help locate halophiles, ancient salt-loving organisms that thrive in extreme conditions and may hold clues to the origin of life on Earth.
Researchers have developed a glowing molecule that can detect live tuberculosis bacteria, offering a quick and simple diagnosis method. The molecule, DMN-Tre, incorporates into the cell membranes of Mycobacterium tuberculosis bacteria, allowing for accurate detection in sputum samples.
Women who breastfed for six months or more during pregnancy had higher levels of HDL cholesterol, lower triglycerides, and healthier carotid artery thickness compared to those who never breastfed. This suggests breastfeeding may reduce the risk of heart disease in women with normal blood pressure during pregnancy.
A new explanation for the Moon's origin proposes it formed inside a rapidly spinning, vaporized rock cloud called a synestia. The model resolves several problems in lunar formation and matches the pattern of the Moon's composition.
A study found that aspirin reduces mortality in patients with Type 2 diabetes and heart failure, but increases the risk of nonfatal heart attacks and strokes. The research used data from over 12,000 patients and suggested that aspirin may be beneficial for those living longer due to their age.
Two studies mapping Africa's entire continent in 5x5 square kilometers reveal significant inequities in health and education. Despite improvements in some areas, stunting, wasting, and underweight persist in many countries, with a focus on rural-urban and male-female disparities.
Researchers at the Wellcome Sanger Institute discovered that SMAD2/3 proteins coordinate unexpected pathways with finely tuned gene expression, allowing cells to switch on and off genes rapidly. This mechanism could be essential for rapid responses in other processes like organ repair or cancer growth.
Researchers at Ohio State University have discovered a new CRISPR mechanism that can help prevent gene-editing errors. The discovery reveals how the Cas9 enzyme determines where and when to cut DNA strands, allowing for more precise control over gene editing.
Researchers at Harvard Medical School found a 20% decline in gun injuries nationwide during the dates of the National Rifle Association's annual convention. The decrease is attributed to a brief period of gun abstinence and the well-trained gun owners attending the meetings.
Scientists at Rothamsted Research have found that modern carbon emissions cannot be locked in the ground to halt global warming. The study analyzed long-term soil data and concluded that even significant increases in soil organic carbon are unrealistic over large areas of the planet.
Research debunks the 'obesity paradox' by revealing that maintaining a normal weight can postpone cardiovascular disease and reduce overall risk. Normal weight individuals live longer and have a greater proportion of life with cardiovascular disease compared to overweight or obese individuals.
A new study found that genital inflammation significantly reduces the effectiveness of tenofovir gel in preventing HIV infection in women. The study showed that tenofovir gel provided only 57% protection against HIV acquisition in women with genital inflammation, even if they used the gel consistently.
A new study by international researchers has found uranium and other radioactive materials in tiny particles released from the damaged Fukushima Daiichi reactors. These micro-particles could last much longer than previously expected due to their small size, which allows humans to inhale them.
A mathematical theory explains how temperature increases in granular gases despite a decrease in total energy. The 'heating by cooling' effect has been observed in various natural systems, including interstellar dust and planetary rings.
The Alzheimer Prevention Trials Webstudy allows people 50+ to monitor cognitive health and join clinical trials aimed at preventing dementia. The free online platform addresses the major obstacle of delayed enrollment in Alzheimer's treatments.
Researchers at KAIST developed a hybrid energy storage device that can be charged in less than half a minute using aqueous electrolytes and graphene. The device facilitates rapid charging and high energy density, making it suitable for portable electronic devices.
Researchers at Berkeley Lab and Natron Energy have confirmed the existence of a novel chemical state of manganese in an unconventional electrode. This discovery enables a high-performance, low-cost sodium-ion battery that outperforms conventional lead-acid batteries in terms of cycle life and cost.
Richard Martin, MD, has received the Lifetime Achievement Award for his significant contributions to neonatal health through basic and translational research. He is recognized as an internationally respected authority in neonatology and a dedicated educator of pediatricians and neonatologists.
A review in Journal of Pediatric Orthopaedics outlines the severity of opioid use among children and teenagers undergoing surgery, with nearly one-fourth of US high school seniors having exposure to prescription opioids. Strategies for reducing opioid prescribing include education, standardized practices, and legislation to shift presc...
Researchers found that storm waves in Ireland moved giant boulders up to 620 tons, shifting them four times the size of a house. The study provides direct evidence that storm waves can move such large objects, contradicting previous assumptions only tsunamis could do so.
Research analyzed six studies and found that getting the flu vaccine reduced the risk of dying from any cause by about half during flu season and by one-fifth during the rest of the year. Vaccination was also associated with a 22 percent reduction in the risk of being hospitalized for cardiovascular problems.
Researchers will focus on controlling phenolics, compounds that protect plants from pathogens and adapt to environmental changes. The project aims to decipher the genetic secrets of corn's complex genome, expected to consist of 50,000 genes.
The study found that top-performing soccer teams exhibit greater total sprint distance, possession in the opponent's half, and entry passes in the final third of the field. This suggests that ball possession is a key determinant of success in soccer.
Researchers emphasize the importance of international collaboration in developing 5G and beyond technologies. The 5TONIC testbed has brought together companies, universities, and research institutions to test and prototype advanced wireless network systems.
A preliminary study found that a strict gluten-free diet may reduce the risk of pain in people with gluten neuropathy, with those on the diet scoring higher on mental health assessments. The study involved 60 participants and showed an association between a self-reported gluten-free diet and less pain.
A study published in Journal of Consumer Research reveals that Restaurant Day's success lies in its democratic approach, where every participant was essential. The event attracted diverse people and transformed into a global phenomenon, celebrating restaurant culture and gastronomy without bureaucratic red tape.
Scientists have developed a way to write graphene patterns onto virtually any surface, including food, using a new laser technique. This technology could enable edible electronics that track food origin, storage, and safety, as well as detect harmful organisms like E. coli.
A study published in JAMA Psychiatry found that lithium treatment significantly reduces the risk of rehospitalization for individuals with bipolar disorder, with a 30% lower risk compared to no treatment. Long-acting injections of antipsychotics also showed promise, reducing the risk by 30%.
A study of nearly 8,000 girls found that those who began menstruating earlier were more prone to depression and antisocial behavior in their late 20s. This suggests that psychological problems can persist for years after adolescence, warranting continued awareness and support from pediatricians.
The Scripps Research Institute has developed a new method for creating glycan arrays that can be used to study the interactions between glycans and proteins. The breakthrough, published in Nature Communications, uses enzymes naturally produced by cells to create branching glycans.
A study identified 149 variants in 22 genes, classifying them as pathogenic or likely pathogenic, and found NPHS2 was the most common mutated gene. The researchers hope to understand the correlation between genotype and phenotype to improve diagnosis and treatment for patients with nephrotic syndrome.
The new TILT3D microscope produces clear 3-D images of structures and individual molecules within a cell, overcoming existing illumination techniques' limitations. Researchers can track the 3-D movement of molecules over time with high precision, enabling detailed studies of cellular structures.
Researchers identified a strain of Staphylococcus epidermidis that produces a chemical compound 6-N-hydroxyaminopurine (6-HAP), which inhibits the growth of some cancers. In mice exposed to UV rays, those with 6-HAP-producing bacteria had significantly reduced skin tumors.
GW and UGA researchers develop GlyGen portal to integrate glycan data with gene and protein data, enabling more effective analysis. The project simplifies the process of understanding glycans' roles in diseases like cancer.
Researchers have identified a lung stem cell that repairs the organ's gas exchange compartment and restores respiratory function after severe influenza and other respiratory ailments. The discovery provides new insights into lung regeneration and identifies novel genetic and epigenetic pathways important for lung regeneration.
Researchers have pinpointed a single genetic code variation in African Salmonella that enables its virulence, contributing to devastating bloodstream infections. The discovery has implications for understanding and combating this dangerous strain of bacteria.
Narlikar shares personal reminiscences on the evolution of cosmology over six decades, highlighting the increase in confidence in the standard model. However, he also notes that this model lacks independent observational support and an established theoretical base.
A new poll of older Americans reveals that many see a mismatch between what they need and what their doctors prescribe. The study suggests improving communication could reduce unnecessary tests, screenings, medications, and procedures. Healthcare providers may have more leeway to deny services that hold little value for certain patients.
A team of researchers has genetically engineered cancer-killing immune cells to hunt brain tumors displaying CSPG4, a highly prevalent molecular target. The approach holds promise for controlling tumor growth in glioblastoma patients, who currently have limited treatment options with survival benefits of less than a year and a half.
A large-scale study led by the Weizmann Institute of Science found that diet and lifestyle are the primary factors shaping our microbiome composition. The research suggests that understanding these influences may be key to improving health and treating common diseases.
Researchers at the University of Gothenburg have developed an RNA-based therapy that has been shown to cure lung tumors in mice by 40-50 percent. The therapy targets specific long non-coding RNA molecules involved in uncontrolled cell division, which are a key driver of cancer growth.
In working-class Russian families, conservative stereotypes about men's roles as breadwinners and homemakers prevail. Fathers tend to be emotionally distant, rarely involved in childcare. However, some young fathers are trying to break this mold by showing emotional involvement and equal parenting. This change is slow and often met wit...
A new study published in Plastic and Reconstructive Surgery reports that abdominoplasty ('tummy tuck') surgery with muscle repair can improve back pain and urinary incontinence in women after labor and delivery. The study included 214 women who underwent the procedure, showing significant improvement in both back pain and incontinence ...
Studies reveal that football players face an elevated risk of heart rhythm disorders later in life due to structural changes in the heart. College and professional players showed significant changes in cardiac structure and function, including enlargement of the aortic root and increased systolic blood pressure.
A national medical records analysis suggests an increase in gender affirming surgeries performed for transgender individuals, with improved access to Medicare, Medicaid, or private insurance coverage. The study found no observed mortality associated with gender affirming surgery throughout the entire study period.
Researchers in China have developed a battery that can function at -70 degrees Celsius, far colder than traditional lithium-ion batteries. The breakthrough design uses organic compound electrodes with an ester-based electrolyte, enabling it to conduct a charge even at extremely low temperatures.
A new smartwatch ECG can accurately detect atrial fibrillation (AFib) with a high degree of sensitivity and specificity. When coupled with physician review, the device can reliably differentiate between AFib and normal heart rhythm.
A study following women with preeclampsia found a significant increase in cardiovascular risk factors, including high blood pressure, diabetes, and high cholesterol. Women who had follow-up medical care after preeclampsia were less likely to receive proper monitoring for these conditions.
A clinical trial found that Botox injections can improve facial surgical scars by producing narrower and flatter scars. The study used a split-scar design, with half of the patient's face treated with Botox and the other half with a placebo, and found significant improvements in scar appearance six months later.