Researchers develop novel sensor systems using RFID and sensors to monitor human activity, enabling timely assistance for older people living independently. The system adapts to individual routines and context-aware reasoning, producing alerts when necessary.
A new study by Brown University researchers found that men with more consistently made sperm have better swimming abilities. The research suggests that variability in sperm length may be a sign of trouble with the production process, potentially affecting fertility.
Michigan State University will use a $7.8 million grant to help eight African nations intensify sustainable farming methods and improve environmental quality. The project aims to promote effective government strategies, build capacity of national policy institutes, and support small farmers.
The U.S. Department of Energy's ESnet has deployed the world's fastest science network, serving national laboratories, universities, and research institutions at 100 gigabits per second. This upgrade accelerates discovery in fields like energy, climate science, and cosmology by enabling faster data sharing and analysis.
The study found that resveratrol induces cell death in cancer cells with normal p53 expression, but not those with defective p53. Introducing a normal copy of p53 into p53-defective cancer cell lines makes them sensitive to resveratrol's anti-tumor effects.
Researchers at Indiana University found a way to combine two hormones into a single molecule, producing more effective weight loss with fewer side effects. The hormone combination targets the hypothalamus and pancreas, reducing the risk of cancer and stroke.
A new study found that currency's physical appearance dramatically affects consumer behaviour, with people preferring to spend dirty, crumpled currency in social situations. The researchers' findings challenge long-held beliefs about the value of money and suggest that it can be a part of conspicuous consumption.
A study led by Michigan State University researcher Gwen Wyatt found that reflexology can significantly ease cancer symptoms such as shortness of breath, improve physical functioning, and reduce fatigue. The results suggest that reflexology may be a useful complementary therapy for mainstream care.
Research reveals that genes involved in glutamatergic transmission are associated with an increased risk of depression. Drugs targeting the glutamate system may help improve current antidepressant treatment outcomes.
Researchers found that a protein called TGFβig-h3 is impaired in patients with gastric cancer, allowing cancer to spread. This discovery could lead to the development of new therapies restoring the functions of this protein.
Dr. Richard Casaburi leads research on COPD, a disease affecting millions, to identify genetic factors and develop new treatments. The study, funded by NIH, aims to understand what genetic deficiencies contribute to COPD development and progression.
Researchers at Harvard University have developed a biocompatible gel-based sponge that can be molded to any shape, loaded with drugs or stem cells, and delivered via injection. The sponge pops back to its original shape once inside the body, gradually releasing its cargo before safely degrading.
Researchers report progress in Pakistan's efforts to eradicate polio, with the potential elimination of one type of wild poliovirus. However, vaccine refusals remain a major challenge, driven by false rumors and misinformation. In Nigeria, a surge in cases threatens to re-infect countries that have already been cleared of polio.
A recent study by Craig Cameron highlights the need for robust policies on workplace pornography to protect employees from sexual harassment and discrimination. The study identifies five primary methods of employee participation with pornography, emphasizing the importance of creating a safe work environment.
Researchers at Radboud University Medical Center have developed an injectable formulation of malaria parasites that can achieve controlled infection in human volunteers. The breakthrough could make it easier to evaluate new drugs and vaccines, as well as potentially become a vaccine itself.
A study published in Environmental Health found that family members and preschool children are at high risk for exposure to toxic compounds such as arsenic, pesticides, and acrylamide. The researchers suggest dietary modifications can mitigate risk, including eating organic produce and limiting consumption of animal meat and fats.
A new CU-NOAA study analyzes 90 years of observational data to show that summer climates in regions across the globe are changing, mostly warming, according to lead author Irina Mahlstein. The technique reveals location-by-location temperature changes and could yield valuable insights into changes in ecosystems on a regional scale.
Researchers at Penn State used scenario-based games to detect confirmation bias in intelligence analysts. The study found that teams trained in considering alternative hypotheses outperformed others in identifying perpetrators and targets. The game was designed to mimic real-life situations faced by U.S. intelligence analysts in Iraq.
A University of Cincinnati research team isolated and grew lung cancer stem cells in a preclinical model, offering a new avenue for investigating immunotherapy options that specifically target stem cells. This breakthrough could lead to the development of novel therapies targeting these cells and improving treatment outcomes.
A new study conducted by scientists at the University of Cincinnati and Cincinnati Children's Hospital Medical Center found a strong correlation between uranium exposure and an increased lupus rate. People who were exposed to higher levels of uranium had lupus rates four times higher than the average population.
Researchers at UC Riverside developed a new method to double wireless network efficiency, addressing the 'spectrum crunch' issue. This breakthrough has significant implications for the mobile internet and wireless industries, enabling faster data speeds and lower costs.
Researchers found that viewers abandon videos if they don't start within two seconds, with every additional one-second delay resulting in a 5.8% increase in abandonment rate. Viewers with better connectivity are less patient, while mobile users are more tolerant of slow-starting videos.
A new study in the Journal of Consumer Research found that consumers enjoy Tostitos salsa with Tostitos tortilla chips more when told they come from the same brand. The authors conclude that matching brands can enhance joint consumption experiences and provide an advantage for companies offering complementary products.
Researchers found that antibiotic resistance for urinary tract infections increased by over 30% between 1999 and 2010, making treatment more challenging. The Southeast region had the highest burden of antibiotic resistance, while states in New England and Pacific regions showed lower levels of resistance.
Researchers clarify how cells line up at the right time to receive signals about the next phase of their life by visualizing single-cell activity in living zebrafish embryos. The findings increase understanding of cyclical behaviors in all types of cells and could lead to new ways to treat certain human conditions.
Scientists at the University of Georgia and Harvard Medical School have discovered a new gene that regulates heme synthesis in red blood cell formation. The study found that a deficiency in this gene leads to severe anemia, which promises to advance our understanding and treatment of human anemias and mitochondrial diseases.
A recent study by Erynn Masi de Casanova found that men are taking more interest in their appearance and feel the term 'metrosexual' is outdated. Many interviewees preferred dressing up and looked sharp, even with workplace casual dress codes. The research also highlights a possible bridge between gay and straight men through fashion.
Researchers have engineered natural gut peptides to carry small steroids, improving insulin secretion, blood glucose, and body weight in mice. The study's findings suggest a potential breakthrough in treating type 2 diabetes and metabolic syndrome, with minimal risk of estrogen-related side effects.
Researchers discovered a specific mutation in the sodium channel Nav1.7 that predicts which chronic pain patients will respond to carbamazepine treatment. The study offers hope for more systematic and effective treatment of chronic pain, potentially benefiting millions of Americans suffering from the condition.
Researchers at Rice University aim to inject scaffolds infused with living cells to repair damage inside tissues naturally. They plan to start trials of their dental hydrogel within two years, which could also be used for spinal cord regeneration and eye conditions.
Researchers have created self-bending light beams that can move along curved paths and heal themselves, potentially using them to manipulate particles and data. Meanwhile, scientists have also designed ultralight fractal materials that could be used to build solar sails with reduced weight, potentially improving space propulsion.
A study published in the Journal of Clinical Oncology found that earlier end-of-life care discussions are associated with less aggressive care and increased use of hospice care for patients with advanced cancer. Initiating these discussions before the last month of life allows patients to make informed decisions about their care.
A nine-year follow-up study found that women with migraines did not exhibit declining cognitive abilities, unlike previous research suggesting a link between migraine and impaired cognition. Brain changes associated with bright spots on MRI scans were present in both men and women with migraines.
A new set of policy considerations was released by the Alliance to Reduce Disparities in Diabetes to address systemic barriers and structural barriers that hinder effective diabetes care. The document proposes concepts to realign financial incentives, enhance patient self-management, and optimize healthcare systems.
The Hinode mission will coordinate with ground-based observations during the November 13, 2012, total solar eclipse to produce a combined dataset. This study will focus on the sun's corona, including its temperature distribution and magnetic fields.
The BOSS survey maps quasars to study dark energy, revealing a new era of the universe's expansion history. By analyzing the Lyman-alpha forest, scientists can measure BAO and calibrate the rate of expansion.
A tiny medical device no larger than an eyelash significantly reduces eye pressure in glaucoma patients, with 100% of participants experiencing reduced IOP. The device may allow some patients to stop using eye drop medications, offering a promising alternative treatment for this common disease.
A new study by Fabrizio Di Muro and Theodore J. Noseworthy found that consumers tend to spend more on worn bills due to feelings of disgust, but are more likely to hold onto crisp currency for social reasons. The researchers suggest that money's physical appearance can influence spending behavior, making it a vehicle for social utility.
A recent study found that reserve-reared fish are less wary of divers and can be caught closer than those living in fished areas. This increased accessibility makes the local fish harvest more sustainable, potentially improving support for marine reserves.
Researchers used DNA sequencing to map an MRSA outbreak in a special care baby unit, tracking its spread into the community. The technique allowed for quicker identification and isolation of outbreaks, containing the infection and preventing substantial illness.
A recent study published in Journal of Pediatric Health Care found a strong correlation between childhood obesity and dental cavities among homeless children. Researchers analyzed data from 157 children aged 2-17 years old at an urban homeless shelter, revealing that as body mass index increased with age, so did cavity counts.
Georgia Tech has received a $561,130 contract from DARPA to create an algorithmic framework for supercomputing systems that require less energy than traditional high-speed machines. The goal is to enable devices in the field to perform calculations previously requiring room-sized supercomputers.
Using DNA sequencing, researchers confirmed an ongoing MRSA outbreak in a hospital, identifying the source and extent of the infection. The team linked the outbreak to an unsuspecting carrier and treated them to eradicate the bacteria, preventing further spread.
A study by Clarkson et al. found that novice consumers seek out novel experiences to expand their existing knowledge, whereas expert consumers prefer deeper knowledge through familiar but unique products. This selective approach to consumption drives consumer behavior.
An international advisory group argues that female genital surgeries are poorly understood and unfairly characterized, citing medical research and cultural complexities. The practice is often misconstrued as mutilation and a violation of human rights, but experts argue it's an aesthetic enhancement in many societies.
The Ebola, Marburg, and Lassa viruses have been around for thousands of years, not emerging as life-threatening diseases. Designating them as emerging diagnoses would aid in diagnosis and prevention by understanding their ecological niches and geographical distribution.
A study predicts that G6PD deficiency is widespread across malaria-endemic regions, affecting up to 350 million people. The deficiency poses a significant risk for severe complications when treated with primaquine, a key drug for malaria treatment.
A prospective trial evaluated HBO2 therapy on post-concussion symptoms in military servicepersons with at least one combat-related mild TBI. Both treatment groups showed significant improvement in concussion assessment and cognitive testing scores over the course of the study.
Researchers found that metal-binding agents applied to the skin, prescribed for autism treatment, are not absorbed and ineffective. The study contradicts claims made by some practitioners treating children with mercury-binding agents.
This study analyzed data from over 1.3 million middle-aged women in the UK, finding that moderate alcohol consumption was associated with a lower risk of lymphoid malignancies. Smoking, on the other hand, was linked to an increased risk of these cancers.
A drug originally developed to prevent organ rejection has been shown to dramatically reduce a particular kind of brain tumor in patients with tuberous sclerosis complex (TSC). The study found that 35% of patients experienced at least a 50% reduction in tumor volume after treatment with everolimus.
Scientists warn that plants and soils could react to warming by releasing additional carbon dioxide, increasing greenhouse gas concentrations. The study found vast potential range in future terrestrial carbon storage, posing challenges for climate change risk management.
A mid-level solar flare, classified as M6, was observed by NASA's Solar Dynamics Observatory on November 13, 2012. The flare caused a moderate radio blackout affecting GPS and communications signals for several minutes to hours.
Scientists predict that Greenland's ice sheet will lose more ice and snow to melting than it will accumulate over the next century due to warming temperatures. Basins on the southwest and north coasts will suffer the greatest losses, with temperatures only needing to increase by 0.6-2.16C for net loss.
A new study reveals that consumers presented with options one at a time tend to be less satisfied and committed to their choices. The authors found that this is due to the uncertainty of future alternatives, leading to a feeling of hope that undermines satisfaction levels.
Experts Simon Chapman and Jeff Collin disagree on the need for a smoker's license, with Chapman arguing it would limit access to tobacco products and encourage quitting, while Collin argues it would stigmatize smokers and shift focus away from the industry
Researchers have identified early liver function changes as a potential indicator of severe sepsis. The study found that these changes occur hours before conventional markers and are linked to clinical outcomes. This breakthrough has significant implications for diagnosing and treating patients with critical illness.
A new study published in the American Journal of Preventive Medicine finds that pictorial health warnings on cigarette packaging are effective in warning against cigarette smoking. The research, led by James F. Thrasher, PhD, found that graphic imagery is more credible and effective than text-only labels among smokers with low health l...
A new digital mammography technique has been shown to improve the accuracy of breast cancer screening, reducing both false positive findings and recalls. The stereoscopic method uses a unique workstation and polarizing lenses to identify lesions at different depths within the breast volume.
Researchers at the University of Texas at Austin have developed a technique to increase storage density in hard disk drives by using self-organizing substances known as block copolymers. The team has made significant progress, shrinking dots small enough to double storage density and achieving processing times under 30 seconds.
A study published in Functional Ecology found that grasshoppers living beside noisy roads produce different songs with elevated frequency components. This adaptation helps them make themselves heard above road traffic, potentially disrupting the grasshopper's mating system.
A new study reveals that the primary cilium plays a crucial role in guiding interneurons to their correct locations during brain development. This navigation system is disrupted in individuals with Joubert syndrome, a rare neurological disorder linked to autism spectrum disorders and brain structure malformations.
Researchers from PNNL develop new algorithm to identify similar patterns in data, reducing processing time by seconds. A software called Bamboo is also presented, which translates MPI code to speed up data-crunching and reduce communication bottlenecks.
A new systematic review found that people who received mobile phone-based smoking cessation services were more likely to stay away from cigarettes for six months. The review analyzed data from five studies involving over 9,000 participants, showing a nearly doubling of quit rates in intervention groups compared to control groups.
A private-market approach to delivering malaria treatments has increased access to care and reduced the use of less effective treatments in Africa. The 'Coca-Cola' model, which uses shops and market stalls to distribute affordable medications, has been shown to broaden the availability of effective therapies.
USDA researchers have created toxic sugar-based baits luring mosquito death; five compound classes kill all three mosquito species. Scientists also discovered how repellents work by disrupting chemical attractants in mosquito receptors.
Researchers discovered that fruit flies can develop and be fertile in the absence of histone H3.3, challenging established models of gene regulation. Additionally, they found that histone modification is not essential for activating genes, but rather plays a role in regulating their expression.
Ramanujan's remarkable life and work are celebrated with new articles by top experts. His notebooks have fueled mathematical activity for decades, with his impact continuing to grow.
Researchers found that preschoolers with persistent nighttime fears were less able to distinguish reality from fantasy. Therapies like using a 'huggy puppy' toy can help children overcome their fears by leveraging their strong imagination. This study aims to develop interventions for clinicians and parents.
UCI researchers found that histone proteins stored in lipid droplets can target and kill bacterial infections, providing a novel approach to fighting bacterial growth. This discovery could lead to new treatments for patients with bad bacterial infections.
The US preterm birth rate dropped for the fifth consecutive year in 2011 to 11.7 percent, giving thousands more babies a healthy start in life and saving billions in health and social costs. Four states earned an 'A' on the March of Dimes Premature Birth Report Card, while the US earned a 'C', despite progress.
A study published in the European Heart Journal found that relatives of young people who died suddenly from a heart-related problem are at greatly increased risk of developing cardiovascular disease. The study suggests that close relatives of these victims should be screened to detect those who would benefit from preventive treatment.
Researchers at Imperial College London confirm the life-saving role of specialist heart attack centres through a new study. The findings show that primary angioplasty reduces death rates from heart attacks by 22% when bias is accounted for, highlighting the importance of making these centres widely available.
Researchers will explore how the brain exerts 'cognitive control' over thoughts and behavior, revealing its role in tasks like planning and problem-solving. The study aims to improve cognitive control in healthy individuals and restore it in neuropsychiatric disorders.
Researchers found that neurotics with high levels of conscientiousness had lower inflammation levels, fewer chronic health conditions, and healthier body mass indices. This suggests that 'healthy neuroticism' may provide a protective effect against long-term health problems.
A study by the University of Alberta found that older farmers (45-64 years) spend more time operating tractors and combines, increasing their risk of serious injury. The study also highlighted the importance of newer machinery with better safety features to reduce injury risks.
African Americans who practiced Transcendental Meditation regularly had a 48% lower risk of heart attack, stroke or death compared to those in a health education class. Regular meditation also lowered blood pressure and reduced stress and anger.
A new international collaboration sheds light on the timing mechanism of vertebrae formation in vertebrate embryos, revealing the crucial role of molecular oscillators. The study provides real-time visual evidence of how these 'clocks' operate at the level of individual cells.
Researchers at EPFL's Computer Graphics and Geometry Laboratory have created an algorithm to control the 'caustic' effect, a natural optical phenomenon that generates clear images on transparent surfaces. The technique allows for the creation of complex representations such as faces or landscapes from simple forms like stars.
The Geological Society of America's GEOLOGY journal has posted 35 new studies online, covering various disciplines such as volcanology and paleoclimatology. These studies explore topics like super-eruptions, vegetation change, and geochemical asymmetry in hotspot volcanoes.
A new trauma program at St. Michael's Hospital has shown significant improvements in outcomes for elderly patients admitted for trauma. The program, which provides geriatric consultations within 72 hours of admission, has reduced the risk of delirium by 10% and decreased the likelihood of discharge to long-term care facilities.
Researchers identified PUMA, NOXA, and TRB3 as executors of glutamine-starved cells in Myc-mutant cells. The team showed that drugs targeting these proteins induced cell death in assays using neuroblastoma cells and inhibited tumor growth in transgenic mice.
A new study by Dana-Farber Cancer Institute researchers found that patients who discussed end-of-life care several months before their death were less likely to receive aggressive therapy and more likely to enter hospice care. These conversations enabled patients to think through their options more carefully, leading to better quality ...
Researchers found that stress-related problem drinking is linked to a specific combination of neural circuit functioning, including highly reactive reward circuits and hypo-reactive threat circuits. This imbalance can lead to excessive drinking in response to stress, as the brain struggles with opposing drives for pleasure and fear.
Experts in PLOS Medicine recommend new signal functions to track the quality of routine and emergency newborn care. The new methods aim to improve maternal and newborn care in low- and middle-income countries, helping to meet Millennium Development Goals 4 and 5.
A new health-economic model shows that increasing dairy food consumption can prevent osteoporotic fractures and reduce healthcare costs. The study found that France, Sweden, and the Netherlands could potentially save millions of euros in healthcare costs by boosting dietary calcium intake.
In a study, MIT physicists found that cooperative yeast members outperform cheaters when competing with bacteria in an experimental setup. This is because cooperators have easier access to sugars and can spread less due to population density constraints.
A new study reveals that metalloacid-coated surfaces exhibit strong antimicrobial activity against various microorganisms, including those resistant to multiple antibiotics. The coating's ability to produce acidic pH through oxonium ions significantly limits the survival of microbes on coated surfaces.
A recent study published in the American Journal of Obstetrics and Gynecology challenges the benefits of planned home birth, citing higher rates of unexpected complications, emergency transports, and perinatal mortality. The authors argue that a hospital-based approach can provide a safer and more satisfying experience for patients.
Sanford-Burnham researchers found that different brain tumor cell types respond to distinct treatments due to varying growth factor regulation. This discovery offers potential for more effective and less harmful treatments tailored to individual tumors.
A study at the University of Texas Health Science Center at Houston aims to enhance ER care by reducing information overload and improving communication among healthcare teams. The researchers will test new electronic health record systems and communication prototypes to help doctors make informed decisions.
The 2012 Collegiate Inventors Competition awarded over $100,000 to students for their groundbreaking inventions in medical devices, cancer therapies, and more. Inanc Ortac's Nano-Wiffle-Balls for Cancer Therapy and Leslie Myint's FastStitch suturing device were among the top winners.
A recent study found that consumers tend to favor warranties expressed in standard units, such as years. When presented with alternative units, like days, consumers' evaluations of cell phone warranties were negatively impacted. This shift in perception occurred mainly when individual products were shown in isolation.
Researchers at the University of Innsbruck propose a novel method for powering lasers through heat, which could provide internal cooling and revolutionize microchip technology. The concept involves using temperature gradients to separate cold and warm areas in the laser, allowing for efficient energy transfer.
Aerobic exercise can help relieve fatigue associated with cancer and treatment, balancing rest with physical activity may reduce fatigue. The new review adds 28 studies, including those in breast cancer patients, showing that aerobic exercise benefits those with solid tumours during and after treatment.
When conflicts end, in-group solidarity in alliances rapidly disappears as former comrades fight over spoils. Economist experiments demonstrate that alliance members expend less effort when anticipating future distributional conflicts, highlighting the collective action problem faced by alliances.
A network of marine zones in the Pacific Ocean could significantly improve numbers of heavily overfished bigeye tuna and local economies. The study found that restricting longline fishing in tuna-spawning areas and managing fish-aggregating devices are key measures to effectively conserve Pacific bigeye tuna.
Researchers at the Max Planck Institute have discovered how external signals regulate vascular remodelling through G protein-mediated signalling pathways. These pathways work together in other contexts but act as antagonists in blood vessel remodelling, balancing cell growth and regression.
A study on young children's use of British Sign Language found that iconic signs were comprehended and produced more by younger children, with the benefit increasing for older children. This suggests that iconicity may play an important role in language acquisition, providing a mechanism for early sign learning.
Research found that people with diabetes who have adequate vitamin D are less likely to develop clogged arteries. In contrast, insufficient vitamin D leads to immune cells binding to blood vessels and trapping cholesterol.
Researchers explored the benefits of adding radionuclide therapy to cancer treatment regimens for patients with advanced disease. Studies found improved tumor control rates and longer patient survival without significant side effects, suggesting a potential paradigm shift in cancer control.
Researchers have developed a new artificial lens that mimics the natural lens of the human eye, enabling incremental refraction control. This breakthrough could improve performance in implantable lenses and consumer vision products, as well as enhance ground and aerial surveillance technology.
UT Southwestern Medical Center is one of only two academic medical centers in the US to receive a Patient Voice Award and a Summit Award for outstanding patient satisfaction scores. The hospital achieved high levels of excellence in patient care, with recognition for its communication, responsiveness, and pain management.
Researchers at Aalto University have developed a cost-effective and environmentally friendly process for producing lithium batteries. By replacing the hazardous methylpyrrolidone solvent with water, they reduced production costs by up to 5%.
A UT research team will investigate the effects of education on lifelong health, employment, and mortality outcomes in a three-year study of over 14,800 individuals born between 1964-65. The grant aims to provide insights into public policy areas like healthcare, economics, and education reform.
Researchers have developed a low-energy defibrillation scheme that significantly reduces the energy needed to re-establish a normal rhythm in the heart's main chambers. This novel electrotherapy could be less painful than existing implantable defibrillators and may even fall beneath the threshold at which patients begin to perceive pain.
A new study published in the Journal of Happiness Studies found that disease disrupts daily functioning is associated with reduced happiness. The study used a direct measure of disability and found a three-percent reduction in unhappiness for every one-point increase in freedom-from-debility score.
A study by Temple University found that fast food menus have doubled in size, but calorie counts have changed little between 1997 and 2010. The average calorie content of foods offered by major U.S. fast food restaurants remained stable, while entree salads and sweetened teas became increasingly popular additions to the menus.
A study found that plus-sized consumers create a collective identity as 'fatshionistas' and mobilize for greater inclusion by identifying influential designers and retailers. The authors identify institutional entrepreneurs like Beth Ditto who inspire the movement.
A study led by University of Washington researchers identifies unusual weather patterns that contributed to the 2010 India flood, which killed 193 people. The findings suggest that organized clouds in high mountains can tap into additional moisture from nearby bodies of water, leading to severe flash flooding.