Researchers suggest open innovation framework to facilitate collaboration among delivery platforms, workers, and consumers. Key findings highlight differences in labor protections and regulations across countries, with the UK offering more robust protections for delivery workers.
Researchers have created a massive single-cell atlas across human tissues, pinpointing specific cell types involved in multiple diseases. The study uses machine learning methods to query the resulting map, enabling comparisons across tissues and cells from frozen tissue.
Researchers at Scripps Research Institute have synthesized GB18, a psychotropic compound found in the bark of the Galbulimima belgraveana tree. The compound binds to opioid receptors in the brain, potentially offering new hope for treating depression and anxiety. Further studies are needed to adapt it for human use.
A team of scientists used a quantum simulator to study the behavior of a complex quantum system, finding that it exhibits characteristics similar to fluid dynamics. The research also showed that this phenomenon can be observed in the flights of bees, as well as in unusual stock market movements.
Researcher Jundong Li aims to improve machine recommendations and predictions based on cause and effect. He develops a suite of algorithms and mathematical models informed by human experience and intuition to find cause-and-effect relationships in big data.
Researchers from Michigan State University find that importing food from high-income countries can benefit biodiversity in low-income countries. The study suggests that incorporating costs to biodiversity into food prices could help mitigate negative impacts on the environment.
New study finds tree branches move downward up to 20 cm at night as leaves and branches replenish water storage. This phenomenon has practical applications, including monitoring plant water status in greenhouses to automate watering regimes.
A Colorado State University-led study found greater natural gas leak densities in communities with low-income or majority non-white populations compared to predominantly white neighborhoods. The research highlights the need for improved equity in gas distribution systems to enhance health and safety outcomes.
A study by researchers from the University of Chicago reveals that maternal octopuses undergo a massive shift in cholesterol metabolism, resulting in dramatic changes in steroid hormones produced. This phenomenon is linked to a life cycle process and has serious consequences on longevity and behavior across different animals.
A new study reveals that dragonflies employ wing pitch asymmetry and visual signals to execute their adept aerial acrobatics. The research provides insights into the neurological and physical mechanisms underlying dragonfly flight control, shedding light on the evolution of flight strategies.
A new study by the American Cancer Society found that Puff Bar e-cigarette brand's shopping interest skyrocketed in 2020, peaking in March of that year. The finding highlights the need for continued surveillance of this product to prevent future public health threats.
Researchers at Massachusetts General Hospital have developed a series of animal models to test nonsurgical drug treatments for congenital giant nevi, which can cause large and permanent scars. The studies found that some treatments led to significant nevus regressions and even prevented skin cancer formation.
A study on tiger shark teeth reveals gradual and subtle changes in tooth shape during the shark's life, with younger sharks having simpler serrations. The study also describes the first comprehensive description of tiger shark embryos' teeth, which form in the womb without serrations and are swallowed before birth.
A new concept suggests that a novel molecular species composed of RNA and peptides emerged, setting the stage for complex life forms. This RNA-peptide world idea resolves the chicken-and-egg problem by creating a foundation for life's origin.
Researchers have developed a glucose fuel cell that converts glucose into electricity, generating 43 microwatts per square centimeter. The device is resilient, able to withstand temperatures up to 600 degrees Celsius, making it suitable for medical implants.
Patients with stage II/III esophageal cancer who received delayed surgery had a relative survival rate that was almost half that of patients who underwent early surgery. Early-stage cancer patients did not experience significant differences in survival rates between those who received immediate versus delayed surgery.
Elham Azizi, a computational biologist at Columbia University, has received a $500,030 NSF CAREER Award to develop new computational methods for analyzing the interactions between immune cells and breast cancer. Her goal is to improve personalized cancer treatments by understanding how aggressive tumors evade the body's immune defenses.
A University of Alberta research team has rewritten the biology of lichen, a textbook case of symbiosis. The study found that lichens do not use sugars produced by algae for growth, but instead store them to preserve cellular content when dry.
A new AI-based localization technique enhances photoacoustic imaging speed and spatial resolution, reducing laser exposure and imaging time. The technology offers a solution for preclinical and clinical applications requiring fast and fine spatial resolution.
A study published in Current Biology observed toddlers with autism achieving joint attention during toy play with parents at typical levels. Children with autism also used hand-following cues to follow their parent's attention into joint attention.
Researchers discovered a strong link between subjective cognitive impairments and elevated beta-amyloid protein levels, indicating early-stage Alzheimer's disease. The study suggests that combining these two factors can help identify individuals at risk for developing dementia.
A new study finds that workplaces with a larger share of men experience higher rates of sexual harassment, leading to women leaving for jobs with lower wages. Women are nearly six times more likely than men to be victims of harassment in male-dominated workplaces.
A significant proportion of patients with head and neck squamous cell carcinoma who smoke daily at diagnosis continue to smoke two years post-treatment. Most quitters stop smoking within the first six months after treatment.
A new mathematical theory explains how cells navigate the risk-speed tradeoff when dividing, balancing risk and speed to ensure survival. The theory applies broadly to all organisms, despite differences between yeast and mammalian cells.
Researchers developed an algorithm to identify users' basic needs from their Instagram posts, images, and captions. The study analyzed 86 profiles in Spanish and Persian, achieving promising accuracy and complementary information between visual and textual cues.
Researchers have demonstrated that ultra-thin topological insulator nanowires can act as a quantum one-way street for electrons, offering a significant step towards achieving topological qubits. This breakthrough enables highly stable qubits, the building blocks of future quantum computers.
Researchers at Texas A&M AgriLife have identified a novel species of pathogenic bacteria in onions, which can significantly impact marketable yield and quality. The discovery provides crucial information about the distribution and potential disease outbreaks of this newly documented pathogen, Pseudomonas uvaldensis sp. nov.
Researchers found that MS patients treated with Rituximab who have higher B cell counts of 40/µL or more develop protective levels of antibodies after vaccination. This suggests that measuring B cell level before vaccination is crucial for increasing the chance of a positive response.
Researchers at the University of Tokyo have created a fast and efficient method for purifying saltwater using fluorine-based nanostructures. The new technology outperforms existing desalination methods, requiring less pressure, energy, and time to produce clean water.
A novel network analysis technology can pinpoint seizure originating brain regions and predict a patient's seizure outcome before surgery, using only 10 minutes of resting state recordings.
Researchers developed a data-driven robotic experiment system to identify electrolyte materials with desirable properties. They discovered a multi-component electrolyte that enhances the cycle life of lithium–air batteries, accelerating the development of next-generation rechargeable batteries.
Research finds that individuals anticipate more negative judgement from outside social groups and self-categorize their food choices accordingly. Healthy food options are chosen to counteract this anticipated judgment.
Researchers developed a self-alignment attention-guided deep learning architecture to improve resolution and speed in label-free nonlinear optical microscopes. The technique achieved high-quality reconstruction with significant speed-ups and spatial resolution enhancements.
Researchers created multi-tissue cell atlases to transform our knowledge of biology, infection, and disease. The studies revealed novel cell functions, immune cell types, and disease genes across the human body.
Researchers found that 85% of the eastern Antarctic Peninsula's ice shelf perimeter has advanced since the early 2000s, linked to decade-scale changes in atmospheric circulation. The advance is due to more sea ice being carried to the coast by wind, which stabilises ice shelves.
Researchers have identified efficient technologies to remove endocrine disruptors from wastewater, including ozonation and adsorption with activated carbon. These methods can be added to existing treatment plants, improving performance without major changes.
A new study from Tel Aviv University finds that women aged 55 and over who snore are at significant risk for sleep apnea, which can be fatal. The researchers warn that the phenomenon often occurs during sleep, causing women to be unaware of their condition.
A study published by Mayo Clinic Cancer Center investigates the reasons for decreasing remission rates for patients with non-Hodgkin lymphoma treated with CAR-T cell therapy. The team found that a gene called TIGIT drives CAR-T cell exhaustion and dysfunction, suggesting its blocking strategy may improve treatment efficacy.
Scientists confirm observations of quantized vortices in superfluid helium by simulating quantum vortex dynamics with silicon nanoparticles, revealing new possibilities for optical research. The study enables visualization of quantized vortex reconnection, a key feature of superfluid helium at macroscopic scales.
Scientists at Ural Federal University have developed a simpler and more effective method for synthesizing titanium-based nanocomposite coatings. The new approach allows for the production of wear-resistant coatings with controlled properties, suitable for various applications such as aircraft and biomedicine.
Researchers developed an algorithm to quickly identify two cancer drugs that work well together, reducing testing time from three years to eight weeks. The new method uses gene expression data to prioritize potential combinations and has been confirmed in lab tests.
Researchers have created a light-to-microwave transmitter using an optically programmed time-varying metasurface, enabling direct conversion of light signals to microwave signals. The system can transmit two different videos simultaneously over a single platform, paving the way for low-cost and low-complexity hybrid communication systems.
Researchers identified peaks in assault-related injury visits to emergency departments, with Saturday and Sunday being the most common days of the week. The study found higher rates of injuries during spring and winter months, highlighting the need for targeted prevention strategies and resource planning.
Researchers at Albert Einstein College of Medicine are developing novel biomarkers to predict post-traumatic epilepsy risk and treatments. The team aims to establish a biomarker panel that can identify people at high risk for PTE and predict their response to treatment.
A team of researchers has successfully treated damaged pig hearts with cardiac progenitor cells, demonstrating the formation of new cardiac tissue and improved cardiac function. The treatment could potentially be used to treat patients with serious heart failure, particularly older patients with coexisting conditions.
Researchers are developing a novel MRI nanotechnology that targets specific markers in solid tumours, including high-grade brain cancers. The new imaging technology has shown promising preclinical results and is set to be tested in a first-in-human clinical trial.
Researchers created synthetic proteoglycans to dissect their functions in health and disease, discovering new insights into their roles in early cell development and cancer cell spreading. They found that both GAG chains and core proteins contribute to proteoglycan function.
Researchers have developed a system that harnesses energy from sunlight to power small devices, making it ideal for off-grid situations. The innovative device uses non-toxic algae to generate electricity continuously without running down like traditional batteries.
A large study has found six predictors that can help determine the optimal lithium dose for patients with bipolar disorder. The predictors include age, sex, kidney function, and medication use. The researchers hope to develop a digital app to aid psychiatrists in finding the right dose.
The Human Cell Atlas consortium has created the most comprehensive cross-tissue cell atlases to date, mapping over 1 million individual cells across 33 organs. These detailed maps hold therapeutic implications for understanding common and rare diseases, vaccine development, anti-tumor immunology, and regenerative medicine.
Researchers at Ritsumeikan University in Japan have developed a new method to fabricate cadmium-free thin-film solar cells with improved energy conversion efficiency. The process replaces toxic materials with native buffer layers formed through air-annealing, reducing waste and increasing the potential for large-scale manufacturing.
Scientists have created nanomechanical resonators with extremely high quality factors using a regular polygon design, leading to compact devices for sensing weak forces. The new design allows for precision force sensing with sensitivity approaching state-of-the-art atomic force microscopes.
Researchers discovered a soil microbe's enzyme that converts CO2 into carbon compounds 20 times faster than plant enzymes during photosynthesis. The enzyme uses pairs of molecules working in sync like jugglers, with a spot of molecular glue and twisting motion facilitating the reaction.
The Event Horizon Telescope captured the first image of Sagittarius A*, a hot and dense black hole surrounded by superheated gas, improving our understanding of black holes. The Frontera supercomputer supported this achievement through innovative data-driven astronomy.
Researchers at NYU Tandon are developing novel methods to detect and mitigate hardware Trojans in next-generation wireless systems, as well as exploring analog side channels unique to 5G. The projects aim to make current and future wireless infrastructure more resilient to flaws and hacks.
Researchers from The University of Tokyo developed a novel machine-learning approach to predict local precipitation with high accuracy. By recognizing complex relationships in meteorological data, they created a bias correction method that produced accurate hourly estimates of precipitation.
The Delta variant of SARS-CoV-2 can attach to copies of itself, forming larger clumps of viral particles. This unique binding property may have contributed to its rapid spread. The study found that the Delta spike protein enables the virus to bind to cells and form aggregations, increasing the chances of infection.
Researchers have engineered bacteria to act as data loggers, capturing gene activity and metabolic responses in the gut. This allows for non-invasive monitoring of gut health and dietary status, enabling early diagnosis of malnutrition and inflammatory responses.
The University of Rochester Recovery Center of Excellence brings together diverse experts to discuss strategies for overcoming stigma and health inequity barriers to substance use disorder care. The summit aims to address the 'fourth wave' of the opioid epidemic, driven by synthetic opioids and multiple substances in combination.
A recent study at North Carolina State University found that realism is a key factor in determining viewer engagement with virtual reality (VR) videos. The researchers discovered that viewers who enjoyed their VR experiences were more likely to want to watch additional VR videos in the future.