A new study reveals that young adults look and feel older on stressful days, especially when they lack control over their lives. Researchers found a significant correlation between stress levels and subjective age in younger adults.
Researchers at North Carolina State University have developed highly accurate DNA aptamers for detecting cocaine, heroin, and fentanyl. The sensors can detect trace amounts of these drugs, even when mixed with other substances, offering a significant improvement over existing tests.
Researchers developed an AI-driven lab called Fast-Cat that uses artificial intelligence to provide in-depth analyses of catalytic reactions. The tool conducts high-temperature gas-liquid reactions and analyzes results to determine how different variables affect the outcome of each experiment.
A study using historic and modern writing reveals more information about the effects and spread of Phytophthora infestans, a plant pathogen that caused the 1840s Irish potato famine. Researchers tracked the disease's spread across the US and Canada, finding it affected multiple states and provinces between 1843-45.
Researchers at North Carolina State University are developing a suite of performance metrics to standardize the evaluation of self-driving labs in chemistry and materials science. These metrics aim to compare different lab technologies and identify areas for improvement, ultimately advancing the field and accelerating discovery.
A new study by North Carolina State University finds that daily activities called 'uplifts' can significantly improve emotional well-being after a traumatic loss. These uplifting activities, such as engaging in hobbies or spending time with loved ones, are found to be particularly beneficial on days when individuals report feeling older.
Researchers at North Carolina State University found that yarn-shaped supercapacitors (YSCs) in the 40-60 centimeter range provide the best overall energy output. The study, which aimed to explain changes in YSC performance across a wide range of lengths, used mathematical models to determine the most efficient length for YSCs.
Researchers conducted in-depth interviews with 47 parents experiencing homelessness to understand accessibility challenges of social-emotional health services for their children. Key findings include the importance of acknowledging parental strengths and positive interactions with support people in promoting child development.
A new study highlights the negative consequences of yo-yo dieting, including shame, body dissatisfaction, and stress. Participants reported engaging in disordered behaviors to lose weight, only to regain it and feel worse about themselves.
A new study on public attitudes toward abortion laws found that those with better understanding of pregnancy are more opposed to legislation restricting access to abortions. The researchers also discovered that laws limiting access to abortion after 12 weeks did not garner greater support than those limiting it after six weeks.
Researchers found that more extreme and frequent droughts could lead to a nearly five-fold increase in total area burned, from 231 sq mi in 2016 to over 17,000 sq mi by 2100. Fires would also become more frequent, returning to certain forest points every five years.
Scientists have developed a new biocompatible material that can conduct electricity efficiently in wet environments and interact with biological media. The modified PEDOT:PSS enables the creation of organic electrochemical transistors (OECTs) with high performance and excellent characteristics.
Researchers found Nafion byproduct 2 frequently in private wells and in the blood of participants who used them, with higher levels correlated to longer exposure. The study highlights the impact of well-water consumption on PFAS exposure.
Researchers have developed twisted ringbots that can roll forward, spin like a record, and follow an orbital path around a central point. These devices can navigate and map unknown environments without human or computer control.
Researchers at North Carolina State University have identified a welding technique that can join composite metal foam components without impairing their properties. The new method uses induction welding, which penetrates deeply into the material and insulates it against heat.
Researchers found that adding protruding rocks to restored streams increases the abundance and diversity of stream insect eggs, but not necessarily their larval stages. This study suggests that stable rock landing areas can enhance aquatic insect populations in restored streams.
A new study has overturned conventional wisdom on wild turkey nesting survival, revealing that precipitation levels during nesting season are not related to reproductive success. The researchers found that temperatures above historical averages were associated with higher rates of daily nest survival during incubation.
Biopolymer composites made from agarose and chitosan demonstrate enhanced strength, antibacterial properties, and water repellence. These sustainable materials could lead to eco-friendly packaging solutions for food and consumer goods.
Researchers found that 195 of 328 bee species collected in Wake County between 1900-2018 were not seen since 1969, likely due to underground nesting habits. Urbanization, climate change, and limited detection methods may be contributing factors.
Researchers found that ancient stars created elements with atomic masses greater than 260, challenging current knowledge. This discovery provides insight into the process of heavy element formation in stars and could help explain the diversity of elements on Earth.
A new study on wearable health monitors reveals that a failure to understand race leads to flawed technology, exacerbating existing racial health inequities. The researchers found significant challenges with 'race correction' in health technologies, which assumes biology over system racism.
Researchers developed a weeklong high school curriculum that teaches color chemistry and AI, improving students' knowledge and motivation. The curriculum uses machine learning to analyze pH levels, showing the connection between chemistry and AI in a practical application.
A new study reveals AI tools are more vulnerable than thought to targeted attacks that force AI systems to make bad decisions. Researchers developed a software called QuadAttac K to test for vulnerabilities in deep neural networks.
A team of researchers at North Carolina State University has developed a new experiment to better understand human moral judgments in traffic scenarios. The study aims to collect data for training autonomous vehicles to make
Researchers have discovered a rare ant species in North Carolina's tree canopies, documenting an entire colony for the first time. The species, Aphaenogaster mariae, has a distinctive arboreal lifestyle, with queens being smaller than other ant queens and males previously unknown to science.
The study shows that PFAS-treated gear repels water but not oil or hydraulic fluid, posing a flammability hazard to firefighters. The research also reveals that PFAS-free gear performs similarly in terms of strength, but loses its oil-repelling properties after aging tests.
Researchers developed a formula to predict properties of nuclei formed from charged clusters, essential for understanding element formation in stars. The approach simulates low-energy nuclear reactions using numerical lattices and Whittaker functions, enabling accurate calculations.
A new study by North Carolina State University researchers found that consumers prioritize flower species, symmetry, and color in floral arrangements. Roses were a key factor in capturing consumer attention, with many willing to pay more for arrangements featuring this popular flower.
Researchers at NC State University developed an autonomous system called SmartDope to synthesize 'best-in-class' materials for specific applications in hours or days. It uses a self-driving lab to manipulate variables, characterize optical properties, and update its understanding of the synthesis chemistry through machine learning.
Researchers discovered a 'neglected' dinosaur, Thescelosaurus neglectus, had exceptional smell and balance abilities. Its brain size was relatively small, but its olfactory bulbs were large, similar to those of living alligators.
A recent study found that insufficient antibody transfer to newborn beef calves leads to negative health effects, including increased medical treatment needs and mortality rates. Researchers recommend beef calf-specific colostrum intervention strategies and better vaccine management for pregnant cows and heifers.
A new land change model simulates interactions between urban growth, increased flooding, and human adaptation, offering deeper insights into adaptive capacities and identifying communities with limited resources. The model reduces projected developed land exposed to flooding by 5-24% depending on flood hazard zone.
Researchers analyze waste samples from 55 lined pit latrines in Malawi to understand the complex microbial communities. The findings reveal that aerobic microbes are more abundant near the surface and anaerobic microbes deeper in the pit, helping break down human waste and reducing greenhouse gas emissions.
The brain natriuretic peptide (BNP) is a peptide that plays a crucial role in activating atopic dermatitis, or eczema. In a mouse model of AD, mice without BNP exhibited reduced thickened skin and itching compared to control mice with BNP.
A new study found that residents of neighborhoods with more greenspace tend to have longer telomeres, indicating better cellular health. However, the positive impact of greenspace is not enough to compensate for other environmental challenges like air pollution and racial segregation.
Researchers mapped mosquito's tree of life, revealing how the insects chose their hosts and evolved disease transmission. The findings suggest mosquitoes started out feeding on amphibians and later moved to other groups as they flourished.
Researchers developed robotic prosthetic ankles controlled by nerve impulses, allowing amputees to move more naturally and improving stability. The study found that users were significantly more stable when using the robotic prototype, changing their postural control strategy and mimicking the body's behavior.
Using a small bird's nest-making process, researchers developed a nontoxic method for making cellulose gels that can be used in applications such as tunable drug delivery. The process also works with bamboo and other lignin-containing plant fibers.
Researchers found that different flours foster distinct bacterial communities, contributing to the variation in sourdough aromas and flavors. The study reveals that bakers can influence the aroma of their sourdough by using different flours.
A study from North Carolina State University tracked 16 rehabilitated turtles to monitor their long-term survival and health. The researchers found that turtles moved an average of 100 yards between observations, with some individuals traveling much farther than expected.
A new study from North Carolina State University finds that freshwater insects lack metabolic responses to salinity, unlike other aquatic animals like crustaceans and snails. Insects' constant metabolism in saline environments may be due to low demand for calcium, which can be toxic to them.
A new study led by researchers at the University of Tennessee, Knoxville, proposes a way to improve the effectiveness of conservation funding by giving organizations more freedom to allocate funds. By doing so, the team found that conservation projects can offer a high return on investment and make a greater impact on species protection.
The university will use its expertise to create better wide bandgap semiconductors for the US defense, with potential applications in electric vehicles, power grids, and quantum technologies. The hub aims to build 'lab to fab' capability for semiconductors and enhance fundamental research.
A genome study of over 600 carrot types finds that recessive genes controlling orange carotenoids are essential for the vegetable's orange color. The study also sheds light on carrot domestication in Western Asia and Europe during the Middle Ages and Renaissance periods, respectively.
A new study finds that US state and territory COVID-19 websites do not meet accessibility standards, making it difficult for visually impaired individuals to access critical health information. The researchers identified a range of accessibility problems, including incompatibility with screen readers and limited contrast.
Researchers developed MonoXiver, a new method to help AI extract 3D information from 2D images, making cameras more useful tools for emerging technologies. The method significantly improves accuracy when used in conjunction with existing techniques, such as MonoCon.
Researchers have developed a material for next-generation dynamic windows that can switch between transparent, infrared-blocking, and tinted modes. The material uses electrochromism and water to achieve this functionality.
A new study from North Carolina State University explores how racism shapes Black motherhood in the US, revealing distinct challenges and stresses faced by Black mothers. The study categorizes these effects into three areas: protective mothering, resistance mothering, and encumbered mothering.
A new study found that only a third of US adults were able to achieve complete financial independence from their parents. Instead, most people fall into one of six categories of intergenerational support pathways, which are influenced by race, education level, and other social factors.
A new study found that creating physical gaps in the forest canopy improves the health and growth of eastern hemlocks infested with the woolly adelgid, a highly invasive insect. By giving the trees better access to resources like water and nutrients, canopy gaps may help them 'outgrow' the insect's impact, at least temporarily.