Researchers have demonstrated a new visible light communication system that uses a single optical path to create a multi-channel communication link over the air. The system, based on devices called multiple quantum well (MQW) III-nitride diodes, can save half the channel space, cost and power by using a single link.
Researchers at Martin-Luther-University Halle-Wittenberg have successfully generated non-linear spin waves with half-integer multiples of the excitation frequency, a key finding for spintronics applications.
Millions of Bangladesh farmers collectively pump shallow groundwater during the dry season, replenishing groundwater and reducing flooding. The Bengal Water Machine captures over 75 cubic kilometers of freshwater, a volume equivalent to China's Three Gorges Dam.
Recent findings from Iceland's Fagradalsfjall eruptions reveal a highly dynamic process that challenges traditional understanding of volcanoes. The eruption showed more compositional variability than expected, with rapid changes in chemical indicators over the course of just one month.
Researchers developed a new software tool called ProteinMPNN to create protein molecules more accurately and quickly than before. The team used machine learning algorithms, including AlphaFold, to generate new protein shapes and sequences, paving the way for novel vaccines, treatments, and sustainable biomaterials.
Researchers surveyed FAU residents on perceptions, coping strategies, and mental health during the pandemic. Residents reported effective coping mechanisms like acceptance, self-distraction, and emotional support, but found depression and anxiety levels in normal ranges.
Researchers at Toshiba Corporation achieved a breakthrough in quantum computer architecture with the development of a double-transmon coupler. This technology enables high-speed quantum computations with strong coupling and completely turns off residual coupling, improving accuracy and processing time.
A new study by Environmental Working Group finds that communities of color in Ventura County are disproportionately exposed to pesticides, threatening their health and well-being. The study analyzed over 340,000 pesticide application records and found that farmworkers and their families face the greatest risk of pesticide exposure.
Crop residue and pig manure slow down nitrogen release compared to synthetic fertilizer, reducing nitrogen loss through synchronized nutrient release and crop demand. Substituting up to 40% synthetic nitrogen with organic amendments can maintain high crop yield and significantly reduce nitrogen loss from sloping cropland.
The NIH is launching a $8 million prize competition to develop technologies improving postpartum healthcare in areas with limited access to maternity care. Diagnostic devices and wearables are prioritized to detect conditions like heart-related conditions, infection, and bleeding during the first year after delivery.
A study published in Neurology found that people with type 2 diabetes who followed seven healthy lifestyle habits had a lower risk of dementia. The habits included getting enough sleep, exercising regularly and having frequent social contact.
Researchers found that soybean thrips infected with the SVNV virus survived longer and reproduced better than uninfected ones. Infected thrips also produced more offspring and had a faster population doubling time.
The Society for Healthcare Epidemiology of America highlights the need to strengthen antibiotic stewardship programs to address overuse of antibiotics in early stages of viral epidemics. The guidance provides strategies for hospitals and healthcare personnel to improve antibiotic prescribing and diagnostic testing.
Researchers have developed a method to build complex synthetic cells using living bacteria, capable of producing energy-rich molecules and synthesizing RNA and proteins. The protocells' inherited bacterial components remained active, enabling the construction of self-sustainable ATP production systems.
Kessler Foundation scientist Jeanne Zanca has received a $100,000 award from the Patient-Centered Outcomes Research Institute to facilitate the uptake of effective treatments in rehabilitation settings. Her study aims to improve research reporting and adoption of the Rehabilitation Treatment Specification System framework.
Researchers are developing a serious game, Simulation for Environmental Exposure Education (SE3), to improve middle-school age youth's environmental health literacy. The game focuses on exposure to environmental toxins in the home and aims to increase knowledge and understanding of risks, as well as promote action to reduce them.
A recent study published in the European Respiratory Journal found that children are more likely to develop asthma if their father was exposed to second-hand smoke as a child. The risk is even higher if the father went on to become a smoker himself. The researchers suggest that smoking can damage health not only for smokers and their c...
A new study published in The Crop Journal has identified the gl9 gene variant as a key factor in increasing grain size and reducing chalkiness in rice. By introducing this allele into elite rice varieties, scientists have improved grain length, width, and weight, leading to enhanced appearance quality and yield.
A Brazilian-American research team has identified a subtype of inhibitory interneurons that can gauge speed with great precision. These neurons are more stable than excitatory neurons and may be linked to spatial memory and the ability to remember routes or locations.
Three widely used rapid antigen tests showed declined performance when only nasal self-sampling was used, but improved with combined throat and nasal sampling. Only one test met WHO standards, emphasizing the need for manufacturers to consider extended testing protocols.
A recent study found that educators in Texas and North Carolina experienced burnout and lack of support after hurricanes Harvey and Matthew. Researchers recommend that school districts create specific emergency plans to address mental health needs, including professional development training for teachers.
A novel imaging approach developed in mice may help detect early signs of cancer in dense breasts, which is essential for improved breast imaging and prognosis. Researchers created an analytic computer program that sorts mammary gland tissue into two assessments, resulting in better detection accuracy.
Researchers have developed a malaria vaccine candidate that is safe and immunogenic in adults, offering improved protection against the disease. The vaccine combines FMP013 antigen with ALFQ adjuvant, which displays promising immune-enhancing effects.
Astronomers have discovered a small Neptune-like planet in the protoplanetary disk LkCa 15, using high-resolution ALMA observations. The planet is estimated to be around one to three million years old and has accumulated material at the Lagrange points, providing strong evidence for its presence.
Researchers have developed an ultrahigh-efficiency and low-noise scheme of quasi-parametric chirped-pulse amplification (QPCPA), achieving 56% energy efficiency for signal conversion. This process greatly suppresses parametric superfluorescence noise, enabling high repetition-rate operation and potential peak powers over 50 PW.
A study published in The New England Journal of Medicine found that mucosal antibodies in the airways significantly reduce the risk of omicron infection. High levels of these antibodies more than halved the risk of becoming infected, while also being associated with lower viral replication.
A three-year study of over 2,200 older adults found daily multivitamin-mineral supplementation resulted in a statistically significant cognitive benefit. The Alzheimer's Association emphasizes the need for independent confirmatory studies to establish effectiveness.
Researchers at NIH/National Human Genome Research Institute discovered a network of proteins necessary for restoring hearing in zebrafish through cell regeneration. The study identifies two families of transcription factors that work together to activate hair cell regeneration, offering potential insights into treating human hearing loss.
The Europlanet Science Congress 2022 will feature press briefings on the ESA Hera Mission, which investigates Binary Asteroid (65803) Didymos and the DART Crater. The event will also cover solar system observations with the Webb space telescope.
Researchers at Rice University have discovered a unique arrangement of atoms in iron-germanium crystals that leads to a collective dance of electrons. The phenomenon, known as a charge density wave, occurs when the material is cooled to a critically low temperature and exhibits standing waves of fluid electrons.
Geisinger Health System is conducting a comprehensive study on the genetic causes of cerebral palsy, funded by a $3.3 million NIH grant. The research aims to identify individual genes and regions responsible for the condition, which affects 1 in 500 people worldwide.
A six-country European survey found that people with diabetes living in Italy and the UK, women, and those younger than 45 have the highest prevalence of anxiety. The study also suggests a link between blood sugar management and anxiety severity.
A £1 million grant from the Bezos Earth Fund will support a new initiative aimed at identifying and activating 'positive tipping points' to accelerate decarbonization and limit climate change. The project will focus on improving assessment, forecasting, and activation of positive tipping points across various sectors.
Researchers designed an integrated system to support joint operations between UAVs and mobile robots for surveillance, epidemic prevention, and rescue operations. The system aims to improve public safety while ensuring privacy and security.
A recent analysis by researcher Jacob van Etten found that the Green Revolution's narrative omits institutional change and neglects ethnic tensions dominating market exchange. The study highlights the importance of markets and institutions in agricultural development, contradicting the traditional technology-centric view.
Researchers used E. coli as an indicator of antimicrobial resistance in Canadian turkey flocks. They found that antimicrobial use in feed and injection into eggs were main drivers of resistance. The study suggests that disease treatment also contributes to the development of resistance.
A review paper published in ESC Heart Failure highlights the link between obesity and combined oral contraceptives with an increased risk of venous thromboembolism (VTE) in women. Obesity and combined oral contraceptives have a synergistic effect on VTE risk, making progestin-only products a safer alternative.
A UC researcher is using information technology to track and study the endangered little brown myotis bat species in Ohio. The team has established a summer roost at Clendening Marina, where they are collecting data on the population's size and trajectory.
The conference highlights recent discoveries on polyphenol applications in microbiota, adipose tissue, nervous system, senolytic activity, ageing, and endothelial function. Over 131 communications will be presented during three days.
A new study examines the role of six brand factors, including price positioning, advertising spending, and distribution breadth, in moderating the impact of business cycles on brand equity. The research finds that premium pricing, market leadership, and extensive distribution contribute to brand equity during economic expansions.
A survey study of 2,500 reservation-area American Indian youth found that COVID-19 affected their physical health and mental well-being. The study highlights the need for culturally sensitive interventions to address the unique challenges faced by this population during the pandemic.
Researchers found that nearly nine in ten cases of sudden cardiac death due to hypertrophic cardiomyopathy (HCM) are preceded by symptoms, ECG abnormalities, or a positive family history. Expanded screening programs could aid in the prevention of SCD in young individuals with HCM.
Researchers have engineered an enzyme that can degrade the capsule of antibiotic-resistant B. anthracis bacteria, making it susceptible to the immune system. The new treatment, which combines the enzyme with a mouse antibody, shows promise in treating anthrax infections without antibiotics.
Researchers at UiT The Arctic University of Norway have developed a new dataset measuring Arctic sea ice thickness throughout the year. This breakthrough allows for safer shipping in the Arctic and more accurate weather and climate forecasts.
Researchers will investigate how information about new tastes is encoded in brain circuits, aiming to understand the neural basis of taste neophobia. The study aims to gain insights into how feeding behaviors are controlled by the brain, with potential implications for eating disorders and health outcomes.
A recent study found that Cherokee youth who participated in an educational program connecting them to their history and culture experienced significant benefits to their health. Participants reported lower levels of stress, anxiety, and depression, as well as increased positive mental health and cultural identity. The study suggests t...
A history of psychosocial stressors from childhood through pregnancy is associated with worse menopause symptoms and poorer well-being almost 2 decades later. Researchers found that physical abuse, sexual abuse, and financial instability were linked to increased symptoms.
A new study urges regulators to take a closer look at the health and safety risks of the growing medicinal and recreational cannabis market. The research team found that many pesticides in cannabis cultivation were highly unlikely to be used, but still detected, highlighting the need for stricter regulations.
Researchers from HKU-CAS have created a new material that can produce dual-color spots inspired by nature, leading to innovative applications in message encryption and storage. The breakthrough was achieved through the self-assembly of nanostructures in a one-pot method, enabling programmable binary color information.
Researchers have developed a soft, biodegradable, magnetic millirobot inspired by insects, which can grasp, roll and climb, but easily dissolve away. The robot was tested in experiments, delivering a dye solution to a stomach model and gripped various objects.
A new model developed by Penn State researchers proposes a more flexible approach to the energy transition, considering uncertainty and option value. The model identifies multiple technology pathways that can help achieve emissions reduction goals, such as wind, solar, and natural gas with carbon capture.
A new study identifies areas in Antarctica's East region that could significantly contribute to sea-level rise if they undergo basal thaw. The researchers used numerical ice sheet models to simulate temperature changes at the base of the ice sheet, revealing regions such as Enderby-Kemp and George V Land as most susceptible to thawing.
Researchers at UT Southwestern Medical Center have identified a new drug target for treating inflammatory bowel disease (IBD), which includes Crohn's disease and ulcerative colitis. A protein called Pak2 has been found to interact with other molecules in immune cells, preventing chronic inflammation in the gut.
A Korean research team created a dual-catalyst system that precisely controls catalytic reactions like cells. The nanoreactor combines magnetic materials and metal catalysts to selectively activate the catalyst under magnetic fields and near-infrared rays.
Researchers found nearly 400 food samples tested positive for organophosphate esters (OPEs) from common flame retardants. Levels were below health risk thresholds but raised concerns about long-term exposure and contamination sources.
Researchers used functional magnetic resonance imaging (fMRI) data to analyze dynamic functional connectivity and structural white matter connections. The study revealed that unresponsive wakefulness syndrome patients had less activity in functional networks and a reduction of metastability compared to minimally conscious state patients.
A University of Ottawa research team has made new discoveries on how motor skills are learned and stored in the brain. By studying mice, they found that a specific transcription factor called NPAS4 regulates gene changes in inhibitory neurons, leading to the formation of learning-associated neuron ensembles.
Research at Abu Hureyra, Syria, suggests that hunter-gatherers may have tended small numbers of animals outside their dwellings between 12,800 and 12,300 years ago. This finding challenges the widely held view that crop cultivation began first.
Researchers discovered that dense liquid droplets in human cells can act as 'computers' by recognizing and calculating responses to incoming chemical signals. The formation of these condensates is driven by molecular crowding and can influence the activity of enzymes called kinases, which are involved in various cellular processes.
New research finds that most tokay geckos sold in Hong Kong's TCM shops originated from Southeast Asia, not locally. The study highlights the need for stricter control of pet trade releases to protect this vulnerable species.