A new study by Harvard T.H. Chan School of Public Health estimates that social media platforms generated nearly $11 billion in ad revenue from U.S.-based users younger than 18 in 2022. The study found that YouTube derived the greatest ad revenue from users under 18, followed by Instagram and Facebook.
A new iguana species has been discovered in southern China and northern Vietnam, characterized by its orange tongue. The species, Calotes wangi, is found in subtropical evergreen broad-leaved forests and tropical monsoon forests, and is estimated to be non-threatened for now due to its widespread distribution.
A new study led by Harvard T.H. Chan School of Public Health found that low-carbohydrate diets rich in plant-based proteins and fats, along with healthy carbohydrates, are linked to slower long-term weight gain. Diets high in animal proteins and unhealthy carbohydrates, on the other hand, are associated with greater weight gain.
Researchers analyzed data from over 1,500 infants, revealing a correlation between reports of food insecurity and difficulties maintaining benefits, leading to behavioral dysfunction. The study emphasizes the importance of early intervention and highlights the role of pediatricians in connecting families with support programs.
Researchers at UNIST developed a novel one-pot process for growing Bdellovibrio bacteriovorus, a predatory bacterium with potential as 'living antibiotics'. This approach eliminated the need for multiple vessels and reduced growth time by over 50%, enabling large-scale cultivation without compromising efficacy.
The convergence of automation and AI in organic chemistry has led to a paradigm shift, enabling the development of self-evolving chemistry assistants. This integration is poised to unlock new possibilities in understanding reaction mechanisms and teaching organic chemical reactions.
A new study published in PLOS ONE found that placental swabs are the most effective way to diagnose maternal sepsis, a condition with a devastating global impact. The research analyzed over 2,000 specimens and found that these swabs provided critical information for guiding antimicrobial treatment.
A study led by University of Utah researchers has shed new light on how fog forms in mountainous areas, providing insights for improving forecasts. The team used high-resolution data and modeling to better understand the complex physical processes involved in fog formation.
Scientists create novel concept for all-weather CO2 utilization by mimicking natural photosynthesis, enabling round-the-clock and solar-driven CO2 conversion.
A study of 123,000 individuals found that low-carbohydrate diets emphasizing whole grains and plant-based foods are associated with slower weight gain in the long term. Low-carb diets relying on animal-sourced proteins and refined carbohydrates result in faster weight gain.
The Korea Research Institute of Standards and Science (KRISS) has developed the world's first CRM capable of accurately measuring nutritional and harmful elements in coffee beans. The new CRM enables accurate measurement of five nutrients and three toxic elements, meeting domestic and European regulations.
A new study has identified genetic variants that protect against pericarditis, a disease characterized by inflammation of the heart's surrounding sac. The findings provide important insights into the pathogenesis of the disease and suggest that interleukin-1 may be an important contributor to pericarditis.
A team of researchers discovered a multiprotein complex involving NLRP3, AIM2, NLRC4, and Pyrin that drives PANoptosis, a type of programmed inflammatory cell death. The findings have implications for understanding inflammasome biology and identifying potential therapeutic targets.
A recent study suggests that AI can provide real-time analysis of foods and support nutritionists in their work with patients. The study evaluates the consistency and accuracy of AI in providing energy and macronutrient information, showing promising results.
The FASHI survey has detected a total of 41741 extragalactic HI sources in the frequency range 1305.5-1419.5 MHz, covering approximately 35% of the total sky observable by FAST.
A study of 8,000 participants found that negative wealth shock was associated with accelerated cognitive decline and elevated risks of dementia among middle-aged and older U.S. adults. The findings suggest a potential link between financial hardship and cognitive aging.
A new robotic single-port platform has successfully demonstrated NOTES surgeries, including robotic hysterectomy and adnexal surgery, with improved visualization and reduced pain. The study reports a positive outcome with no surgical incision and minimal pain in the patient six weeks post-surgery.
Researchers found that nurse practitioner placement in Miyagi Prefecture, Japan, resulted in reduced emergency visits and optimized care for residents with higher care needs. The study suggests a paradigm shift in elder care, highlighting the pivotal role of NPs in delivering quality healthcare.
A drug screening system modeling cancers with lab-grown tissues called organoids helped uncover a promising target for future pancreatic cancer treatments. Researchers identified an existing heart drug, perhexiline maleate, that powerfully suppresses the growth of pancreatic tumor organoids.
Neuronal activity stimulates gene expression in human brain cells by influencing transcription factors and chromatin modifiers, particularly CREB and CBP. The interaction between CREB and DNA requires prior acetylation mediated by CBP to activate gene expression.
Private equity acquisition of hospitals was associated with increased hospital-acquired adverse events, suggesting poorer quality of inpatient care. These findings highlight concerns about the implications of private equity on healthcare delivery, particularly among Medicare beneficiaries.
A recent study has identified five new groups within the TAS1R family, revealing diversity in taste receptors among vertebrates. The research found that some genes evolved from a common ancestor, while others were lost in different lineages.
A recent study published in JAMA Neurology identified 15 risk factors for young-onset dementia, including genetic predispositions, lifestyle factors, and health issues. By targeting these modifiable risk factors, it may be possible to reduce the risk of young-onset dementia.
Researchers have optimized thermodynamics and kinetics of Mg-In-Ti hydrogen storage system, improving de/hydrogenation properties. The study aims to combine advantages of MXenes and In alloying for simultaneous alteration of Mg-based hydrogen storage materials.
A recent study by Harvard Medical School researchers found that hospitals acquired by private equity firms experience a decline in clinical quality of care. Patient falls and new infections were among the measures of safety that worsened after buyouts. The findings suggest that financial pressures from private equity may overshadow pat...
Researchers developed a new lightweight foam material that can dissipate an enormous amount of rotational kinetic energy from an impact, potentially preventing traumatic brain injuries. The material is 30 times better at absorbing shear strain than current foams used in military combat helmet liners.
Researchers found a single gene involved in iron-sulphur clusters crucial for TB bacterium's persistence. The IscS gene helps regulate the SUF operon, preventing hypervirulence and allowing the bacteria to survive harsh lung conditions.
Researchers from Osaka University have identified erythromycin as a potential treatment for myotonic dystrophy type 1, a genetic disease characterized by progressive muscular weakness. The antibiotic showed acceptable safety and tolerability profiles in a phase 2 clinical trial, with some patients experiencing significant improvements ...
New research by Oregon State University scientists reveals that forests on the west slope of Oregon's Cascade Range experienced frequent fires between 1500 and 1895. The study found that these historical fires were relatively small and had no strong link with dry air, suggesting Indigenous fire stewardship.
Researchers developed a highly active, selective, and durable copper nanoparticle catalyst for converting CO2 into dimethyl ether. The hydrophobic catalyst surface efficiently hinders the sintering of Cu nanoparticles, maintaining performance over 100 hours.
A recent study published in the Journal of the American Heart Association found that digoxin treatment significantly reduced mortality and the need for a transplant among infants undergoing a hybrid procedure for single-ventricle physiology. The researchers analyzed data from 259 infants who received digoxin during their interstage per...
A new antibody targeting a highly conserved epitope on RSV's fusion glycoprotein demonstrates promising results, outperforming existing Palivizumab in neutralization and protective efficacy. The study also explores synergistic effects with other inhibitors, expanding the understanding of RSV's neutralizing and protective epitopes.
A study by Mass General Brigham found that daily learning tests can detect Alzheimer's disease-related changes in memory among cognitively normal older adults. The test, called BRANCH, was completed over seven days on a smartphone, revealing diminished learning curves associated with elevated amyloid levels.
Machine learning algorithms revealed that MP size, shape, and dosage significantly alter soil properties. The study provides essential data for informed decision-making on plastic waste management and corporate sustainability efforts.
A new study uses reinforcement learning to develop an AI model that can hedge derivative contracts with significantly lower training data requirements. The model's adaptability and accuracy under realistic conditions outperformed benchmark systems.
A recent study of over 7,900 participants found that pet ownership was associated with slower rates of verbal memory and fluency decline among older adults living alone. This suggests that pet ownership may offset the negative effects of social isolation on cognitive health.
Researchers developed a pipeline to evaluate the risk of infections by aquatic animals. The study found no evidence of human-associated viruses in aquatic animal transcriptomes, confirming their safety as protein sources. However, proper handling and storage are crucial to controlling SARS-CoV-2 spread through cold-chain food.
A recent study found that perfluoroalkyl acids (PFAAs) significantly expedite the enzymatic degradation of DNA, even at low concentrations. The research revealed a non-linear dose-effect relationship, with pronounced effects observed even at PFAA concentrations as low as 0.02 mg/L.
A national cohort study found over half medical interns experienced sexual harassment, highlighting institutional and specialty training variations in their experiences. The study emphasizes the role of residency programs and institutions in combating this widespread problem.
A prognostic study of 1,000 very preterm infants found predictive modeling can identify those at risk for cognitive impairment. This allows for targeted interventions to be implemented early, potentially improving outcomes.
Research uncovers the genetic drivers of HDGC, highlighting CDH1 gene mutations and other genes like CTNNA1 and MAP3K6. Prophylactic total gastrectomy offers a life-saving option for high-risk individuals.
A team of international scientists found that Southeast Asian forests resisted 'savannisation' during the Last Glacial Maximum, maintaining a mosaic of diverse closed and open forest types. Maintaining forest diversity is key to preventing future 'savannisation' and protecting tropical rainforests in regions like South East Asia.
Researchers found that anthrax lethal toxin (LT) and tumor necrosis factor-alpha (TNF-α) synergize to induce mouse death, primarily through damage to intestinal epithelial cells. Both necroptosis and apoptosis pathways are involved in this process, which could lead to a new target for preventing anthrax-caused death.
A recent study by the Hebrew University proposes a new etiology for early stages of type 1 diabetes, attributing it to disrupted RNA editing within pancreatic beta cells. This perspective challenges long-held beliefs about viral involvement, suggesting potential implications for treatments and cures.
Researchers at KAIST have developed high-performance strains producing a variety of compounds, including succinic acid, biodegradable plastics, and biofuels. They provide insights into advancements in polyamide monomer production and synthesizing bio-based polyamides through chemical conversion.
A study of 100 adults found a significant link between poor sleep quality and higher systolic blood pressure, kidney function impairment, and liver function issues. The research highlights the potential of home-based electroencephalography for assessing sleep quality.
The American College of Physicians (ACP) recommends removing barriers to participating in the electoral process to advance health equity. ACP supports policies ensuring safe and equitable access to voting, opposes partisan gerrymandering, and encourages civic participation among healthcare professionals.
Linköping University scientists create an electrically conductive substrate, eSoil, which enhances crop growth by up to 50% in just 15 days. This innovation enables efficient water and nutrient management, making it suitable for urban environments and areas with limited arable land.
A study published in Ecology Letters reveals that human population growth and land-use changes led to significant dietary shifts in large herbivores in eastern China. The researchers found that these herbivores adapted by altering their diets, with increased interspecific differences and expanded intraspecific dietary ranges.
A new study reveals that human tears contain chemicals that reduce aggression in others, similar to the tears of mice and blind mole rats. Sniffing women's emotional tears lowered brain activity related to aggression in men, reducing aggressive behavior in a two-person game.
A team at Hokkaido University has developed a method to reuse plastic waste while improving process safety and efficiency. The approach uses common plastic materials to initiate radical chain reactions, detoxifying hazardous chemicals and reducing toxicity.
A team of researchers has designed a unique n-TiO2/BaTiO3/p-TiO2 heterojunction that couples with the piezoelectric effect to overcome charge separation and transfer limitations. The design achieves higher photocurrent density than traditional p-n junctions, enabling more efficient photoelectrochemical water splitting.
Researchers develop cross-shaped microstructure metamaterial for efficient broadband polarization conversion, achieving conversion efficiency of over 80% in the 1-2.32 THz range. The design also facilitates linear-to-circular polarization conversion with an ellipticity of 1 at 0.85 THz.
Researchers at Tokyo Metropolitan University found that visual-motor illusion (VMI) can improve motor performance and early-stage motor learning. Volunteers who used VMI showed greater improvements in task completion and persisted changes in brain activity, suggesting a potential new treatment strategy for hemiplegic stroke patients.
Researchers at NUS Yong Loo Lin School of Medicine discovered that certain breast tumour cells sacrifice their own growth to aid other cells in resisting chemotherapy, leading to higher chances of recurrence. Disrupting this cooperation could lead to more effective treatments.
A clinical trial found that diosmin reduced swelling at the knee, calf, and thigh up to 14 days after TKA, with lower pain scores on movement. The study also showed improved outcomes for short-term complications and a trend toward decreased postoperative nausea and vomiting.
Researchers found that baseline amyloid burden and brain health are stronger predictors of Alzheimer's progression than age alone. The study also showed that individuals with higher amyloid levels developed dementia two years earlier than those without.
A Japanese research team developed a four-meter-long, remotely controllable flying firehose robot called the Dragon Firefighter. It can safely and efficiently extinguish fires by directly approaching flames. The robot will be deployed in real-world firefighting scenarios after approximately 10 more years of development.
Researchers have identified a novel insect repellent, 2-methylthiazoline (2MT), which induces robust aversive responses through multiple sensory pathways in fruit flies. The compound stimulates both olfactory and nociceptive pathways, leading to avoidance behaviors and effective repulsion from fly pests.
Researchers found that differences in the gut microbiome are associated with overall cognitive function and brain structure in healthy children. The study also predicts future cognitive performance based on early-life microbial profiles.