A recent study published in Frontiers in Neural Circuits identified specific brain areas that may contribute to stress-induced depression. The research found that mice displaying 'helpless' behavior had reduced neuronal activation and stereotypical brain-wide activity patterns, which are distinct from those showing 'resilient' behavior.
Economic conditions have caused significant increases in financial inequality among older Americans over the past three decades. Inequality is higher after age 64, especially after 74, compared to traditional working years. Middle-aged and older individuals face a difficult future due to the disappearance of well-paying jobs and pensions.
Researchers are investigating psychedelic compounds as potential treatments for mental health issues such as posttraumatic stress disorder, addiction, and depression. Early studies have shown promising results, including significant relief from patients who experienced long-term symptoms of PTSD.
Researchers have discovered that a cancer drug can effectively treat venous malformations, a condition characterized by deformed blood vessels. The treatment uses a topical cream that targets the mutations causing VMs, offering new hope for patients with this often incurable condition.
A new computer simulation called MEteor engages middle school students in learning physics concepts like planetary motion and gravitational acceleration by having them physically act out asteroid travel. The study found that students who used the immersive simulation showed significant gains in understanding and positive attitudes towa...
Researchers predict that Antarctica's ice sheet could contribute up to 15 meters of sea-level rise by 2500 if greenhouse gas emissions continue unabated. An aggressive reduction in emissions could limit the risk of major Antarctic ice sheet retreat and associated sea-level rise.
A new Simon Fraser University study documents taphonomy of a pig carcass in the Strait of Georgia, showing a dramatically different scavenging progression than earlier studies. The research provides valuable information for recovery divers and can aid in estimating minimum submergence times and identifying water exposure.
Researchers at the University of Miami studied dynamic functional network connectivity in the insular cortex, revealing unique and overlapping profiles of its subdivisions. The findings suggest that changes in connection patterns between brain areas may contribute to the region's flexibility in multiple cognitive processes.
The USDA has awarded grants to 11 universities to research the use of nanotechnology in improving food safety, enhancing renewable fuels, increasing crop yields, managing agricultural pests, and more. The research aims to develop innovative solutions for addressing key challenges in agriculture.
A rat study found that adolescent amphetamine abuse leads to long-lasting changes in brain function, affecting dopamine signaling and prefrontal cortex development. These changes persist into adulthood, contributing to behavioral consequences like addiction and relapse.
A Penn-led study found that extended-release naltrexone was more effective than usual treatment in preventing drug relapse among ex-prisoners addicted to heroin and other opioids. The medication showed significantly reduced rates of relapse and longer median time to relapse compared to the control group.
NASA-NOAA's Suomi NPP satellite imaged the remnant low pressure area, with poorly-defined center circulation and clouds pushed southeast. The storm weakened rapidly due to strong vertical wind shear, ultimately deteriorating into a low-level trough by March 30.
Whole body electrical stimulation has emerged as a popular fitness trend, but several cases of muscle damage and rhabdomyolysis have been reported. Doctors argue that the technology needs to be regulated due to limited scientific evidence on its safety and effectiveness.
Researchers from Arizona State University discovered that short-term starvation in larval stage makes adult honey bees more resilient to starvation. This finding suggests a predictive adaptive response, similar to solitary organisms, which could help solve the problem of colony collapse disorder.
Researchers have developed hybrid pixel array detectors that can achieve low noise for single-photon detection and spectroscopic imaging. The new technology uses standard components, enabling the creation of larger and more optimized systems.
Researchers have identified two new compounds that show promise in treating Ewing sarcoma, a rare and aggressive form of childhood cancer. The compounds target the transcription factor EWS-FLI1, which plays a key role in gene regulation, leading to uncontrolled cellular proliferation and tumors.
Scientists studied over 15,000 sites across the US, finding nitrogen deposition exceeded critical loads for loss of plant species richness in 24 percent. The study highlights the impact of atmospheric nitrogen deposition on ecosystems, with effects more pronounced in acidic soils and dry climates.
Researchers tracked turtles released outside their familiar areas and found most returned home, often within a few hundred meters of their original location. The study's findings have important implications for turtle conservation, supporting the idea that long-term resettlement is not a realistic option.
Researchers at UCLA found that nerve cells regrow better when glial scarring is left intact, challenging the assumption that scars impede regeneration. The study revealed that glial scars can actually stimulate axon growth and regeneration, leading to new approaches for repairing spinal cord injuries.
Researchers found that larval newts use stem/progenitor cells for muscle regeneration, while metamorphosed newts recruit skeletal muscle fiber cells. The study also revealed that skin, bone, muscle, and nerve tissues can regenerate faithfully in both stages of development.
The Ecological Society of America has selected six graduate students for the 2016 Graduate Student Policy Award. These students will participate in policy training and attend meetings with US Representatives and Senators to discuss federal funding for biological sciences.
A new study reveals that despite the availability of lung cancer tests and treatment to 70% of the world's population, large discrepancies exist in patient access. The study found that many poorer countries lack access to essential tests and treatments due to high costs and low HDI scores.
A team led by Berkeley Lab scientist Gang Ren captured the first 3-D images of individual double-helix DNA segments attached to gold nanoparticles. The images reveal the flexible structure of the DNA segments, which could aid in building molecular devices for drug delivery, biological research, and electronic devices.
A new study from the University of Kansas suggests that a mother's increased vitamin D levels during the second trimester may lower her child's chance of developing asthma. The research found that increased sunlight exposure, which is where Americans get most of their vitamin D, reduces the risk of asthma in children.
Researchers found that patients with aphasia who performed better on speech-fluency tests had higher structural integrity in right hemisphere regions. These areas were found to contribute to speech-fluency, suggesting the right side of the brain reorganizes itself for recovery.
Researchers have uncovered the first confirmed report of tadpoles from the Indian Dancing frog family, revealing unique adaptations such as muscular eel-like bodies and skin-covered eyes. These findings provide valuable information for conservation of ancient and endemic frogs in the Western Ghats biodiversity hotspot.
Scientists have developed transparent wood that can be used in building materials, potentially saving homeowners money on artificial lighting costs. The material, which is stronger than Plexiglass, still traps some light and may boost the efficiency of solar cells.
A University of Michigan study found that personality traits, such as being introverted or extroverted, affect how people interpret language in emails. Introverts are more likely to judge others harshly for grammatical errors, while extroverts tend to be more lenient.
A new study has mapped the climate patterns on a super-Earth planet, revealing a significant temperature difference between its dayside and nightside. The research found that processes similar to those on Earth, such as high winds or lava flows, are at work on this distant world.
A study led by Ann & Robert H. Lurie Children's Hospital of Chicago found that even seizure-free children with epilepsy can experience learning difficulties and behavioral problems, leading to suboptimal social and educational outcomes in adulthood. Early identification of these issues is crucial to stave off poor outcomes.
A leading doctor argues that doctors are failing to treat people with gender dysphoria, with one in five GPs refusing hormone prescriptions. The need for treatment is high, with a combined waiting list of over 5,000 people worldwide.
Researchers at Umeà University have developed a smartphone-based method for diagnosing ear infections, achieving an accuracy of 80.6% compared to traditional methods. The cloud-based system enables rapid and reliable diagnoses, potentially improving healthcare outcomes in developing countries.
A study by Ann & Robert H. Lurie Children's Hospital of Chicago found that many pediatric surgeons perform rare and complex procedures infrequently, risking skill loss and patient outcomes. The research suggests that high-fidelity simulation-based training can improve surgical skills and reduce error risk.
A study published in Geophysical Research Letters found that marine heatwaves have recurred regularly since 1950 but have become more common since the 1970s. The research analyzed ocean surface temperature observations over 65 years, including a notable 'warm blob' in the Pacific Northwest from 2013 to 2015.
A new study uses multistripe laser triangulation (MLT) scanner to predict water movement through soil, identifying preferential flow patterns. The technique helps scientists manage water resources better by predicting recharge rates, water runoff, and soil erosion.
The Indian Purple frog's unique development allows it to cling to underwater rocks as a tadpole and then dig underground as an adult. This adaptation enables the species to survive in ancient streams.
A New York University study found that serving free breakfast in classrooms increases school breakfast participation, particularly among students who are unable to arrive early. However, the researchers did not find any evidence of a correlation between breakfast in the classroom and increased obesity or academic achievement.
Researchers found that bats exposed to prolonged loud noise showed minimal sensitivity loss, with only a slight decrease of 0.6 decibels over 24 hours. This natural resiliency may hold clues for developing devices or implants to help humans cope with loud noises.
Stefan Savage's work has made significant contributions to network security, including combating spam and vulnerabilities in automotive systems. His research has also influenced international standards and cybersecurity initiatives.
A phase-3 trial led by Stanford University shows baricitinib substantially reduces symptoms and improves daily functioning in refractory rheumatoid arthritis patients. The study, involving over 500 adults, found that baricitinib improved physical function and reduced markers of inflammation, with effects remaining at 24 weeks.
Researchers found that taking hormone therapy within six years of menopause can slow the buildup of plaque in arteries and prevent heart disease. The study suggests that timing is crucial for the effectiveness of hormone therapy in preventing atherosclerosis progression.
Scientists challenge previous findings on the ancient species, concluding they disappeared soon after humans arrived in Flores. New dates suggest Homo floresiensis may have lived until around 50,000 years ago, with evidence of simple stone tools persisting until then.
Mutations in the PIK3CA cancer gene drive venous malformations, a common blood vessel abnormality causing painful and disfiguring lesions. Repurposing PI3K-inhibiting cancer drugs may offer a potential therapeutic avenue for patients with these vascular diseases.
A new study by MIT scientists predicts widespread water shortages in Asia by 2050, with 1 billion more people becoming water-stressed. Economic and population growth, combined with climate change, exacerbate water-access problems.
Researchers found that depictions of frosted cake on cake mix boxes result in consumers overestimating the appropriate serving size by nearly 135% more calories. This is especially true for women in the food service industry, who overestimated serving sizes by 122 calories.
A new study finds that paid maternity leave policies can reduce infant mortality by 13% in low- and middle-income countries. Researchers analyzed data from 20 countries across Africa, Asia, and Latin America and found that extending paid leave by one month prevents about 8 infant deaths per 1,000 live births.
The CSUN mathematics department developed a highly effective structure for the PUMP program, which has had a significant impact on preparing students from underrepresented groups for PhD programs. Over 50 CSUN math majors have enrolled in PhD programs, with high expectations that the CSU Alliance will produce similar results.
A study by the Centre for Addiction and Mental Health found that nearly 10% of Canadian teens gamble online, while 42% report gambling in any form. The study highlights concerns about problem gambling among youth who engage in both online and offline activities.
The Phase 2 clinical trial results indicate that AC6 gene transfer safely increased left ventricular peak -dP/dt and left ventricular ejection fraction in non-ischemic heart failure patients. Symptoms of heart failure were also reduced in participants treated with RT-100.
A study applied WHO's NTD-DQA tool to Ghana's lymphatic filariasis program, finding over 60% of reported data had low accuracy. The researchers suggest ways to improve data quality and highlight the need for a comprehensive assessment to establish appropriate responses.
A study published in JAMA Cardiology found that intracoronary gene transfer increased left ventricular function beyond standard heart failure therapy. The treatment, which involves introducing a specific protein into heart cells, showed significant benefits in patients with nonischemic heart failure.
Researchers identified a single variant in the p53 gene that contributes to increased cancer risk in African-Americans. This variant makes cancer resistant to cell death and may lead to poor prognosis and treatment outcomes.
A new optical technology developed by Russian physicists can significantly improve the detection of exoplanets, allowing for direct observation of their images. The 'smoothed' light technique uses adaptive optics to remove atmospheric distortions, enabling telescopes to resolve the faint signals of Earth-type planets.
Researchers at the University of Pennsylvania have developed a new material that can produce hydrogen from sunlight and biomass-derived compounds, a step closer to creating a sustainable and clean energy source. The material uses titania nanorods to control the chemical reaction, increasing hydrogen production rates.
Researchers at Michigan State University created a lighter, cheaper moth trap using LED lights and everyday materials. The new trap is effective but less abundant in insect capture compared to traditional mercury vapor black light traps.
A systematic review and meta-analysis of clinical trials suggests that incorporating pulses into one's diet can lead to a modest weight loss of 0.34 kilograms over six weeks. Additionally, eating pulses may also reduce 'bad cholesterol' by five percent, thereby lowering the risk of cardiovascular disease.
A new Parkinson's disease study has found significant variability in brain signaling that could serve as a predictive marker for identifying patients at highest risk of dementia. Measuring brain signal variability may help identify the best patients to include in trials of new neuroprotective drugs.
Researchers have identified 10 oft-repeated errors in obesity studies, including pre-post differences between groups, cluster randomized trials, and meta-analysis calculation errors. These flaws can lead to inaccurate weight loss results and undermine the validity of obesity research.
A study of loess accumulation in the northeastern Iranian Golestan Province and south Tajikistan reveals widespread dust storms and a semi-arid climate during the early Pleistocene. The findings suggest that an arid environment developed in mid-latitude Asia, consistent with other regions experiencing aridification during this period.
Scientists are using computer models to simulate the production of heavy elements in supernovae and neutron-star mergers. The study aims to identify areas where future experiments can reduce uncertainties in nuclear models.
A white paper published in Games for Health Journal emphasizes the potential of videogames to prevent and treat obesity, reduce stress, and promote physical activity among children. The authors propose guidelines for game development and use to ensure safe and effective access to G4H.
Researchers at Nanyang Technological University (NTU) have discovered a method to disrupt cell-to-cell communication and latch-on ability of bacteria, making them vulnerable to antibiotics. This breakthrough offers new treatment options for chronic bacterial infections and may help extend the lifespan of existing drugs.
A team of astronomers has mapped the conditions on 55 Cancri e, a rocky exoplanet about twice the size and eight times the mass of Earth. The planet's hot side is almost completely molten, while its cool side is almost solid, with temperatures varying wildly due to a lack of efficient heat transfer.
The EU's U_CODE Project aims to develop methods and processes for citizen involvement in large-scale construction projects, preventing conflicts and escalations. The project will create a virtual space for citizens and professional planners to exchange ideas and develop plans based on broad social consensus.
Researchers at the University of Alberta have developed a new method for making thin films using atomic layer deposition (ALD), reducing waste and potentially cutting precursor costs. The technique involves pulsing gas into the chamber to free up blocked receptors, increasing efficiency in manufacturing processes.
A new perspective paper advocates for a comprehensive approach to recognize and manage therapeutic illusion to improve the use of medical treatments. Physicians' unjustified beliefs in treatment can perpetuate unnecessary and costly care.
Researchers have identified the genetic mutation causing PAAND, a rare inflammatory disease, and found that repurposed anti-arthritis drug anakinra can effectively treat the condition. The treatment was tested on a volunteer from an English family with striking results.
Research reveals that nine expanded underage drinking laws have significantly reduced fatal crashes involving underage drivers, saving over 1,100 lives each year. The most effective laws include those related to possession, purchase, and zero-tolerance policies.
A recent study by Johns Hopkins University researchers found that white teachers are more likely to doubt the educational prospects of black boys and girls. This bias can have long-term effects on student outcomes, including lower expectations for college completion and graduation rates.
The team discovered that broadbills produce their distinctive territorial wing song when the 6th and 7th primary wing feathers flutter in the wind. This discovery adds to Darwin's roll-call of birds that produce 'instrumental music' with their feathers.
Scientists have repurposed portable glucose monitors to detect diseases using enzymes and liposomes. The method accurately detects thrombin levels, corresponding to restricted blood flow or heart disease. This approach could be used to detect other disease-associated proteins.
Researchers have developed a novel mouse model of acute myeloid leukemia, offering a new tool for understanding the disease and identifying potential therapeutic targets. The model has revealed insights into the genetic mechanisms underlying AML, including the role of Dnmt3a mutations.
Researchers at Oregon State University have developed an approach to optimizing neighborhood solar energy production, which can increase annual electricity output by 4.6% and reduce volatility in electrical output by 4.3%. The method allows homeowners to share expenses and benefits among cooperating neighbors.
A longitudinal study found that first-generation immigrant children who participated in a community-based intervention showed higher scores on math and reading tests than their peers. The intervention also narrowed the achievement gap between English language learners and students proficient in English.
Researchers at Osaka University have simulated the formation of supermassive black holes, revealing that they are seeded by clouds of gas falling into potential wells created by dark matter. The simulations found a central seed particle growing rapidly to form a supermassive black hole, accompanied by misaligned accretion discs.
Researchers used NASA satellite data to predict mule deer birth rates by tracking vegetation growth patterns. This tool, called the Normalized Difference Vegetation Index (NDVI), measures vegetation health and helps forecast when does will give birth to fawns.
A Penn study has discovered the molecular mechanism underlying cerebral cavernous malformations (CCMs), a common cerebrovascular disease that causes stroke and seizures. The research found that increased MEKK3 signaling and over-expression of KLF2 and KLF4 transcription factors are the key drivers of CCMs.
A study found that marathon runners with 'salty' sweat had lower electrolyte levels in their blood despite proper hydration and nutrition. This suggests that sweat electrolyte concentration can impact physiological conditions during long-distance events.
Researchers from University of East Anglia are launching a four-year project to predict life expectancy using Big Data and analyzing various chronic diseases. The project aims to provide practical benefits for retirement planning and medical decision-making, enabling individuals to plan for their future and make informed decisions abou...
The article discusses a scientific plan developed by UCSB researchers to quantify present conditions in the ocean's carbon cycle and predict its future states. The plan, known as EXPORTS, combines modeling, satellite data, and field sampling to understand how carbon is processed by the world's oceans.
The invasive black wattle species has rapidly expanded around Kunming International Airport, posing a risk to bird strikes and local vegetation. The study highlights the need for urgent assessment of its potential invasion threat at other airports worldwide.
A new European study projects a 15% increase in storm surge levels by 2100 under high-emissions scenarios. Coastal areas with high population density face significant threats from rising sea levels and increased storminess.
A genome-wide association study found that specific genetic variants contribute to cannabis dependence, potentially overlapping with other psychiatric conditions. The study also suggests a risk component for cannabis dependence in relation to other substance use disorders.
Researchers have determined the atomic structure of separase, an enzyme that breaks down proteins and plays a central role in cell division. This discovery could lead to better treatments for cancer, which occurs when cells divide out of control.
Researchers found intentional mind wandering is more common when tasks are boring and less common when tasks are challenging. This challenges the common view that all mind wandering is unintentional, highlighting the need to distinguish between two unique subtypes of mind wandering.
A review of medical treatments for migraine during pregnancy and lactation has identified four treatment options that require caution, including magnesium, ondansetron, acetaminophen, and butalbital. Safe alternatives such as non-pharmacologic options like healthy lifestyle habits, relaxation training, and meditation are available
A multicenter clinical trial found that long-acting naltrexone injections significantly reduced opioid relapse and overdose risk compared to counseling alone. The study demonstrated the effectiveness of extended-release naltrexone as a treatment option for individuals with opioid addiction.
A randomized controlled clinical trial found that extended-release naltrexone significantly prevented relapses in men with previous criminal justice system involvement. The study showed a significant reduction in heroin and opioid use, as well as no overdoses during the six-month treatment period.
A study published in the American Journal of Geriatric Psychiatry identified 11 core themes associated with dying well, including preferences for specific dying processes, pain-free status and emotional well-being. Researchers emphasized the importance of discussing end-of-life wishes with patients to ensure a 'good death'.
A survey of a major oil and gas-producing region in Western Canada suggests that hydraulic fracturing may be linked to induced earthquakes. The study found that significant percentage of events are caused by the fracturing process itself, not just wastewater injection.
A new ice sheet model suggests that Antarctic ice sheet melting could lead to a 50-foot rise in sea level by 2500, potentially doubling previous estimates. The researchers attribute this to ocean warming and the fracturing of floating ice shelves, which would cause them to collapse into the sea.
A study by University of Pittsburgh Graduate School of Public Health suggests that middle-aged black women have higher levels of a protein in their blood associated with heart disease risk. The research recommends routine blood testing for this population to determine heart disease risk and potentially start therapies.
Researchers found genetic material from the Zika virus can be detected in pregnant women months after infection, indicating potential fetal brain damage. The study also isolated infectious Zika virus from fetal tissue and discovered new mutations that may be linked to the virus's impact on the fetus.
Researchers develop a new approach to coupling Rydberg atoms to surfaces, reducing electric fields and enabling hybrid quantum systems. The findings show promise for the second quantum revolution in engineering quantum matter with arbitrary precision.
A University of Guelph professor found that elite athletes in their 80s and 90s have stronger legs and more muscle mass than non-athletes. The study, published in the Journal of Applied Physiology, compared world-class track and field athletes with individuals of the same age who are living independently.
Scientists at IRB Barcelona discovered a new protein RingoA crucial for meiosis, the cell division process that gives rise to sex cells. The protein is active at telomeres, allowing chromosomes to attach to the nuclear membrane, enabling recombination and DNA exchange.
Researchers have discovered that high doses of cyclophosphamide can selectively kill reactive immune cells, reducing the severity of graft-versus-host disease (GVHD) in patients. This breakthrough has paved the way for the use of mismatched donors in stem cell transplantation, improving access to treatment for many patients.
A team of researchers at the University of Pittsburgh School of Medicine has designed a more effective version of an FDA-approved epilepsy drug with the potential for fewer side effects. The experimental agent could also prove to be a treatment for tinnitus and other disorders caused by volatile neural signaling.
A pediatric oncologist at The Children's Hospital of Philadelphia has received a $1 million grant to develop new treatments for acute myeloid leukemia (AML) through immunotherapy. The goal is to identify specific proteins on AML cells that can be targeted by the immune system.
Researchers at the University of Kent found that women who perceive their partner's sexual perfectionism contribute to negative self-image and female sexual dysfunction. The study also revealed a link between partner-prescribed sexual perfectionism and decreases in female sexual function and increases in sexual anxiety.
Masked chafer larvae cause root damage to turfgrass, leading to brown and dying blades. Biological approaches like entomopathogens offer promising solutions for reducing grub numbers.
A study by Carnegie Mellon University researchers suggests that neuronal feedback in the visual system can alter our perception of optical illusions. The study found that 20% of visual cortex activity is due to feedback from higher cortical areas, which may explain why we see completed shapes like the Kanizsa triangle.
A recent study published in The BMJ has confirmed the association between diabetes drug pioglitazone and an increased risk of bladder cancer. The study analyzed data from over 145,000 patients treated with diabetics drugs between 2000 and 2013, finding a 63% increased risk of bladder cancer with pioglitazone use.
Researchers found that basketball teams can be considered self-organised systems, adapting and evolving throughout the game. The final minute of close games is particularly intense, where teams must collaborate and make strategic decisions to win.
Scientists at Kyoto University have sequenced the buckwheat genome, identifying genes that could improve cultivation and taste. The team found genes related to 'mochi-ness', which give foods a soft, chewy texture, and those that synthesize proanthocyanidins, making buckwheat darker in color.
Researchers use Ptychographic X-ray computed tomography to visualize food structures on the nanometer scale, revealing details about fat and water distribution. This breakthrough has promising prospects for improving food consistency and reducing costs in the industry.
A study found that salmon are less aggressive in tanks with darker backgrounds, preferring dark grey and black over light grey and light blue. This suggests a simple environmental modification to improve fish welfare.
Researchers identified a previously unknown pathway that triggers inflammation in human monocytes in response to a single signal, contrasting with the need for two signals in mice. This discovery sheds light on the species difference and refutes classical tenets of inflammasome research.
A new study found that parents who experience emotional distress when their child is angry or upset are more likely to engage in binge eating and restrict their child's food intake. This can lead to unhealthy eating habits and weight problems in children, as well as difficulties for parents in regulating their own emotions.
Scientists at Sanford Burnham Prebys Medical Discovery Institute have identified a protein complex that converts
Experimental physicists at Saarland University developed a flexible security solution that can detect changes in the Earth's magnetic field. The sensor cable system issues a warning signal when it registers a change in the field strength, making it ideal for monitoring gardens, driveways, and livestock.
The study found that the AXL surface receptor is highly abundant on human neural stem cells, but not on neurons in the developing brain. This discovery suggests that the Zika virus may be able to hijack this receptor to infect vulnerable cells, leading to devastating cases of microcephaly and eye lesions.
Researchers found that a protein called TRIM21 was preventing the body's antioxidant response system from working effectively, leading to serious illness. Inhibiting this protein may lead to effective treatments for liver and heart disease.
A Swedish population study found that estrogen-only therapy carries a lower risk of blood clots than combined estrogen-progestogen therapy. Transdermal estrogen and vaginal estrogen also show no significantly increased risk of blood clots.