A VA study reveals that childhood maltreatment and other high magnitude stressors have a stronger association with psychiatric symptoms than military sexual experiences. The research suggests that addressing these stressors could lead to interventions to reduce psychiatric symptoms.
Scientists analyzed studies on estrogen in drinking water and found most estrogens come from natural sources such as soy, dairy, and animal waste, not birth control pills. Researchers concluded that the pill accounts for less than 1% of estrogens in drinking water supplies.
A new study from UBC finds that sudden changes in meltwater volume contribute more to the acceleration of the Greenland ice sheet than gradual warming. The ice sheet's flow is influenced by complex fluid dynamics and can be accelerated by short-term weather extremes, not just gradual temperature increases.
Archaeologists propose that the Persian Gulf Oasis may have been home to humans for over 100,000 years, challenging current migration models. The region's fertile landscape and abundant resources would have supported early human settlements.
A recent study found that lower and higher vitamin D levels are associated with an increased likelihood of frailty in older women. Women with optimal vitamin D levels (20.0-29.9 ng/ml) were at the lowest risk, while those with levels below 20 ng/ml or above 30 ng/ml had a higher risk of frailty.
Researchers developed an imaging technology that uses ultrasound to accurately identify tumors and assess their aggressiveness. This can lead to better treatment and cost savings in healthcare.
Reproductive scientists have successfully created male and female mice from two fathers using induced pluripotent stem (iPS) cells. This breakthrough could pave the way for preserving endangered species and improving livestock breeds, as well as advancing human assisted reproductive technology (ART).
Patients over 65 who survive hospitalization with mechanical ventilation are more likely to suffer from long-term disabilities compared to those without ventilation. Researchers found that these patients experience greater mobility difficulties and activities of daily living (ADL) disability, even when their pre-hospitalization disabil...
A study by researchers at the Johns Hopkins Bloomberg School of Public Health found that youth generally perceive community street outreach workers positively, regardless of personal experience. The majority of respondents reported successfully resolving conflicts and needing help with employment, education, and healthcare needs.
Researchers identified SynCAM 1, a molecule that promotes synaptic connections and controls plasticity in the brain. The study found that too much of this molecule can be damaging, while mice with normal amounts of it have impaired learning ability.
A new study funded by the National Institute of Mental Health found that toddlers with autism who received a targeted intervention showed significant improvements in social and communication skills. The intervention, which focused on core social deficits, yielded sustained gains even in very young children.
Climate scientist Lonnie Thompson warns of impending environmental, societal, and economic consequences of climate change. He cites evidence of glacier retreat, rising sea levels, and diminished ice cover as indicators of the urgent need for action to forestall global warming's effects.
Research finds that dominant animals in primate societies have higher parasite loads due to suppressed immune systems. Frequent aggression and contact with other animals may contribute to the risk of infection.
This special section of Perspectives on Psychological Science explores the promises and issues facing neuroimaging, including its potential to reveal the anatomy of mental functions. Researchers discuss the need for more emphasis on cognitive processes and the importance of clear communication with the public.
A team of researchers has used a large database to create a new map of Great Britain, dividing the country into smaller regions based on human interactions. The analysis reveals unexpected patterns, such as a 'western crescent' centered on high-tech activities and Wales being well-integrated with its English neighbors.
Researchers found that brain regions surrounding seizure-generating areas have reduced synchrony, a key finding in understanding epilepsy. The study suggests that this isolation could be used as a clinical biomarker to identify individuals with abnormal brain function.
A new study found that parents have a limited impact on their children's eating habits, with complex factors like schools and peer influence playing a significant role. Researchers analyzed worldwide studies to conclude that correlations between parent-child dietary intakes have become weaker over time.
The University of Illinois has received a $662,836 NSF grant to establish a program mentoring Latino undergraduate students in quantitative biology and informatics. Four cohorts of students will participate in one-year research experiences, receiving fellowships for their work.
Researchers have shed light on dopamine's role in the brain's reward system, finding that individual differences in response to environmental cues can fundamentally influence chemical reward patterns. The study provides new insights into compulsive behavior and may lead to preventive tools or treatments for addiction.
A new computer model projects flu season severity by analyzing genetic and serological data, explaining over 90% of variation in severity. The study provides insights for informed decision-making in planning for influenza, including vaccine selection.
A large-scale content-analysis of cross-linguistic text reveals national biases, cultural, economic and geographic links between countries influence the news agenda. Outlets from similar countries tend to cover similar stories, such as those related to trade or Eurovision.
A pediatric trauma research network is crucial to develop evidence-based recommendations for improving standard of care for children injured in traumatic events. The establishment of such a network could minimize the occurrence and severity of pediatric trauma.
A new study reveals that ER stress can lead to the destruction of a protein that regulates calcium signaling in neurons, causing brain damage similar to neurodegenerative diseases. The researchers found that a protective chaperone protein helps maintain the interaction between this protein and calcium signaling.
A weight lifting program did not increase the risk of arm swelling in breast cancer survivors, according to a new study. The study found that women who participated in a 1-year weight lifting intervention had a lower risk of developing lymphedema compared to those who did not exercise.
Researchers found that porous marine particles settle in stratified layers, releasing carbon dioxide through diffusion, affecting global carbon fluxes. This discovery could improve estimates of ocean carbon exports.
University of Michigan researchers have made a theoretical breakthrough in generating matter and antimatter from the vacuum under specific conditions. The new equations show how high-energy electron beams combined with intense laser pulses can create pairs of particles and antiparticles, generating additional particles and antiparticles.
Eastern Virginia Medical School researchers have identified a potential novel treatment strategy for the social impairment of people with Autism Spectrum Disorders. The medication, D-Cycloserine, showed promising effects in resolving the BALB/c mouse's deficits of sociability.
The discovery of the fourth giant planet in the HR 8799 system strengthens the resemblance between this exoplanetary system and our own, with all four planets being similar in size. Detailed study of HR 8799e will be challenging due to its relative faintness and proximity to its star.
A new study from the University of Montreal reveals that Zen meditators experience pain but don't dwell on it as much. The research suggests that meditators have a training-related ability to disengage certain brain processes, leading to lower pain sensitivity.
Researchers have identified distinct subtypes of medulloblastoma brain tumors originating from unique cells, leading to different treatment approaches. The study's findings support the development of targeted therapies and aid in searching for combinations of cells and mutations that may lead to other cancers.
Catnip oil has proven 99% effective in repelling stable flies that cause $2 billion in annual losses. The repellent action lasts for about three hours and is being improved upon.
Researchers at Rice University have developed a highly sensitive microwave detector using ultrapure gallium arsenide semiconductors. The discovery could enable the creation of next-generation computers with higher clock speeds, potentially reaching 100 GHz.
The fire disaster in the Carmel Mountains near Haifa is a typical example of climate change effect and a taste of the future, says Dr. Guy Pe'er. The frequency, intensity, and extent of the fires would increase due to prolonged droughts, increased water evaporation, and intense heat waves.
A large European study found that better-educated men and women had nearly half the risk of hospital admission for heart failure than the least well educated. The study, led by Dr. Eva Prescott, also found a socioeconomic gradient in echocardiographic indicators of both systolic and diastolic dysfunction.
Researchers at Lund University found that high solar activity cools surface water temperatures in tropical Pacific regions during the early Holocene. This phenomenon may influence current climate patterns, such as low solar activity coinciding with cold winters.
The European Alliance of Associations for Rheumatology (EULAR) welcomes the EU Council's Conclusions on chronic diseases, which call for coordinated measures to address these conditions. EULAR highlights the importance of innovative approaches, patient-centred policies, and integrated healthcare systems to manage musculoskeletal diseases.
Astronomers have discovered a fourth giant planet in the HR8799 system, which is approximately seven times the mass of Jupiter. The system, consisting of four giant planets and two asteroid belts, is young compared to our solar system and may be on the verge of falling apart due to gravitational interactions.
A Washington State University study found that whey-based protein supplements can significantly reduce elevated blood pressure, resulting in a more than six-point reduction in average blood pressure. The study's findings have practical implications for personal health and the dairy industry.
Researchers detect signal from the Epoch of Reionization, a period 13 billion years ago when the universe was dark and hydrogen gas dominated. The discovery provides insights into how the first galaxies formed and evolved, shedding light on the early universe's history.
Researchers tracked the movement of European bee-eaters using tiny radio transmitters and found they both soar and flap their wings, saving energy. The birds use as little energy when soaring as when resting, contrary to previous studies with larger species.
A gas-giant planet orbiting a sun-like star has been found to be rich in carbon, with rocks potentially made of pure diamond or graphite. The discovery challenges conventional planetary chemistry and raises questions about the possibility of life on this extreme world.
A groundbreaking study by Professor Douglas Kell found that poorly-bound iron causes the production of hydroxyl radicals, leading to degenerative diseases. Purple fruits and green tea are identified as excellent sources of iron chelators, which can bind iron tightly.
A new study published in Clinical Infectious Diseases found that cranberry juice had no significant effect on reducing the recurrence of urinary tract infections. Among participants who suffered a second infection, those who drank cranberry juice showed a higher recurrence rate compared to those who received a placebo.
Researchers discovered a carbon-rich atmosphere in WASP-12b, suggesting rocky exoplanets could be composed of pure carbon rocks like diamond or graphite. This finding introduces an entirely new class of exotic exoplanets to explore, with implications for the possibility of life on these planets.
A team of UCSF researchers has engineered E. coli with the key molecular circuitry that enables genetic engineers to program cells to communicate and perform computations. This system can be harnessed to turn cells into miniature computers, enabling intricate functions for various purposes such as agriculture and pharmaceuticals.
A slowly progressive weightlifting regimen cut risk of developing lymphedema by 35 percent among breast cancer survivors. Women who had five or more lymph nodes removed during surgery saw a nearly 70 percent risk reduction, according to the study published in the Journal of the American Medical Association.
Researchers found that as few as three co-located images at different times and places can predict high probability of two people being socially connected. This study uses Flickr data to demonstrate the power of online data in revealing social ties, with implications for online privacy.
Scientists developed a firefly protein that emits near-infrared light, successfully detecting minute amounts of factor Xa in laboratory experiments. The advance offers promise for improved monitoring of heparin therapy, a treatment for blood clots.
Researchers found that acetylcholine facilitates NMDA receptors by inhibiting SK channels, allowing for enhanced learning and memory. The discovery provides new insight into the mechanisms underlying learning and memory, with potential therapeutic applications for Alzheimer's disease and other cognitive disorders.
Two new studies reveal distinct types of reading and writing disorders, including attentional dyslexia, which causes letter migrations between words. Italian dyslexic children's spelling impairments suggest knowledge of vocabulary is crucial in spelling, contradicting previous assumptions.
A landmark study explores how children with disabilities perceive inclusion in physical activities, revealing three key themes: gaining entry to play, feeling like a legitimate participant, and having friends. The research emphasizes the importance of valuing children's experiences and choices in creating inclusive environments.
Researchers develop a microdroplet 3D laser system using cholesteric liquid crystals, producing the world's first practical three-dimensional laser. The design is small, tunable, cheap, and can be made by millions in seconds.
A novel test has been developed to accurately diagnose Turner syndrome in girls, allowing for timely management of co-morbid conditions. The new test can be performed on cheek swabs or newborn screening blood spots and has shown a high accuracy rate in detecting the disorder.
The Lancet criticizes Canada and Quebec governments for exporting asbestos, a cause of deadly mesothelioma, to developing countries. The export will continue due to a loan guarantee, sparking protests and concerns about the exploitation of vulnerable populations.
The European Science Foundation forecasts the need for powerful new accelerator facilities to tackle fundamental questions in nuclear physics, focusing on energy, health, and environmental problems. This will enhance skills in advanced techniques transferred to industries, ensuring access to expertise in low-carbon energy, medical diag...
A school-based program helped New York City high school students with moderate to severe asthma better manage their symptoms, dramatically reducing the need for urgent care. The program participants experienced significant reductions in acute medical visits, emergency department visits, hospitalizations, and night awakenings.
Euthymics Bioscience presents Phase II clinical data demonstrating the efficacy of EB-1010, a next-generation antidepressant, in treating major depressive disorder. The study showed significant improvements in depression symptoms and anhedonia, with a favorable safety profile.
The MEDEA+ Trusted Secure Computing project has developed a family of components and software to efficiently secure computers, communications, and multimedia devices. These innovations include integrity management, user identification/authentication, and privacy management.
A European research team has developed a form of therapy to treat Alpha-mannosidosis, a rare childhood disease causing mental retardation and hearing loss. The therapy, called Lamazym, aims to replace the missing enzyme in cells, increasing life expectancy and quality of life.
The newly discovered fourth planet (HR 8799e) orbits a bright star called HR 8799, which lies some 129 light years from Earth and is faintly visible to the naked eye. The mass of the HR 8799 planetary system is much greater than our own.
A USGS study has found large differences in arsenic concentrations from well to well, even at the town level, highlighting the need for private well owners to test their water. Elevated arsenic levels have been detected in multiple towns across Maine, posing a risk to residents' health and requiring prompt action.
Researchers at the University of Hawaii have developed a new mouse model that reveals how patterning and developmental proteins influence cervical vertebrae formation. The study, led by Dr. Jinzeng Yang, aims to improve understanding of congenital cervical vertebrae malformation in humans.
A new study published in the Annals of Surgery found that laparoscopic appendectomies may carry a higher risk of deep abdominal infections in certain patients, including those with diabetes, smoking history, and older age. The study suggests that open surgery may be a better option for these high-risk patients.
Researchers have successfully manipulated a magnetically polarized current using electric fields, opening up the prospect of combining computer memory and processing power on the same chip. The discovery, made with flexible organic semiconductors, has significant implications for power efficiency and device weight.
A new study from the University of Michigan Comprehensive Cancer Center found that chemotherapy delays are common among patients with surgical complications after colorectal cancer surgery. The study, which analyzed data from 17,108 patients, suggests that surgical complications can have long-term impacts on quality of care.
A panel of experts identified key barriers to physician engagement in childhood obesity prevention and discussed strategies to overcome them, including the creation of 'community hubs' and incorporating nutrition education into medical student training. The panel emphasized the need for government reimbursement and financial resources ...
A new study identifies a previously unrecognized mutation in the valosin-containing protein (VCP) gene, which causes an inherited form of amyotrophic lateral sclerosis (ALS). The research provides new insight into the disease's underlying pathology and validates the exome sequencing technique for identifying genetic causes.
A RAND Corporation study finds that home health care technology can empower patients to self-manage their conditions, improve health outcomes, and reduce costs. Despite its promise, adoption faces obstacles such as restrictive insurance coverage, limited patient readiness, and concerns about product design.
A study found that frequent sexual activity improves marital satisfaction among neurotic spouses, erasing their 'happiness deficit.' The effect occurred regardless of the marriage's initial happiness level. High levels of neuroticism are more strongly associated with bad marital outcomes than any other personality factor.
A study found that plants growing in contaminated soil near the Chernobyl Nuclear Power Plant adapt by altering certain proteins involved in cell signaling, allowing them to thrive in highly radioactive environments. Only about five percent of proteins were altered, suggesting a surprising resilience.