Researchers uncover valuable insights into past climate scenarios and marine ecosystems through ancient sediment cores. The study highlights the need for more data to improve future climate models and transform our understanding of Earth's complex life systems.
A large cohort study has shown that supplementary treatment with statins can boost survival chances for critically ill patients with sepsis. The results indicate a 39% lower death rate over 28 days after hospital admission.
High blood pressure typically has no signs or symptoms, according to the CDC. Few U.S. adults can correctly identify what blood pressure reading is considered high (130/80 mmHg). Despite prevalence, many people mistakenly believe high blood pressure always has noticeable symptoms or can be identified by feeling calm and relaxed.
The employment-to-population ratio for people with disabilities increased to 38% in May 2025, while the labor force participation rate also remained stable. In contrast, the employment-to-population ratio and labor force participation rate for people without disabilities decreased slightly, reflecting broader economic trends.
PanDerm, a new AI model, analyzes multiple types of images to improve skin cancer diagnosis accuracy by 11% when used by doctors. The tool also enhances diagnostic accuracy for non-dermatologist healthcare professionals by 16.5%.
Research reveals myosin XI's essential role in guiding AtNIP5;1 to its correct location on the cell membrane, enabling active boron absorption. Plants lacking myosin XI exhibit severe growth defects and reduced boron levels, highlighting the protein's critical function.
A research-based workbook tackles chronic nightmares and insomnia, offering tools to rewrite distressing dreams, improve sleep quality, and regain daytime functioning. The author, MSU Psychology Professor Michael R. Nadorff, aims to provide empirically-supported treatments for this debilitating disorder.
Researchers analyzed video clips of bumblebee visits to lousewort flowers, revealing a unique
Researchers found that amino acids can actively promote RNA polymerization under mild, prebiotic conditions, increasing formation by up to 100-fold. This process is driven by acid-base catalysis, enabling the shuttle of protons in the reaction. The study suggests a mutual dependence between RNA and amino acids, reshaping our understand...
Researchers explore strategies for converting plastics into valuable chemicals through photocatalysis, highlighting indirect conversions of PET, PLA, and PE, as well as direct conversions of PE, PLA, and PVC. The review also discusses challenges and future outlooks for this clean energy source.
Chronic liver diseases like MASLD and MASH affect 33% and 5% of adults worldwide, respectively. Experts propose doubling MASH diagnosis rate by 2027 to improve outcomes and reduce healthcare burdens. A paradigm shift towards preventive hepatology is key to addressing this growing public health threat.
A study of 1084 hospital nurses highlights six key themes that impact quality care, including patient-centered approaches, adequate staffing, and culturally competent nursing workforce. Nurses proposed solutions to address these issues, aiming to improve health outcomes for vulnerable populations.
A new meta-analysis found that symptom provocation before repetitive transcranial magnetic stimulation (rTMS) treatment may enhance clinical response for depression, obsessive-compulsive disorder (OCD), and nicotine dependence. rTMS was nearly twice as effective when symptom provocation was used compared to when it wasn't.
Researchers found that children who responded better to myopia lenses carried a higher number of nonsynonymous mutations in genes like RIMS2 and LCA5, which are involved in retinal function and visual processing. This study paves the way for personalized treatment strategies using genetic screening.
Researchers found that dominant predatory fish species acquired most of their energy from kelp, but on turf-dominated reefs, they turned to phytoplankton for energy. Kelp forest collapse removed a key source and pathway for energy flow in the food web.
New radioimmunotherapy approaches show promise against advanced breast cancer and prostate cancer. Additionally, new imaging tools enhance cancer detection and diagnosis, while a proposed standard improves lesion interpretation. Cost-effectiveness studies also support novel therapies for rare digestive cancers.
Researchers developed an anisotropic thermoelectric aerogel inspired by human muscle, enabling directional heat transport and electrical conductivity. The material converts heat gradients into electrical signals without external power, providing real-time temperature monitoring.
A study found that knowledge-based messages are more well-received than those focusing on avoiding pain during a pap test. Demonstrating medical instruments like the speculum can cause unintentional fear, especially when combined with messaging about potential discomfort.
Researchers at the University of Cincinnati are exploring ways to target the lifecycle of Trypanosoma cruzi, the parasite behind Chagas disease. By studying the parasite's complex lifecycle and vulnerabilities, scientists aim to develop new treatments for this deadly disease, which affects millions worldwide.
A new study found that carbon stable isotope values, which measure dietary intake of added sugars, do not predict sugar consumption among young children but do among mothers. The researchers suggest that this may be due to differences in diet during childhood versus adulthood.
Researchers have demonstrated that a novel protein-based nanoparticle can stabilize and deliver mRNA vaccines, making them more effective against Infectious Bronchitis Virus in chickens. The vaccine shows a 1000-times increase in antibodies and boosts immune cell activity.
Researchers found hurricanes dramatically change oxygen concentrations and bring nutrient-rich water to the surface, creating phytoplankton blooms that support a variety of marine life. This process has significant impacts on ocean ecosystems, particularly in areas with low-oxygen zones.
Researchers have developed a miniaturized toothbrush-shaped ultrasound transducer that can provide accurate images of teeth and gums, offering a less invasive alternative to traditional periodontal probing. The device has been shown to produce high-quality images similar to those obtained with manual metal probes.
Researchers at the University of Tokyo have developed a new transistor design using gallium-doped indium oxide, achieving high mobility and reliable performance. The gate-all-around structure enhances efficiency and scalability, making it suitable for big data and AI applications.
A newly developed AI model, crossNN, accurately diagnoses brain tumors in 99.1% of cases and differentiates between over 170 tumor types from all organs with 97.8% accuracy. This technology enables non-invasive diagnostics using cerebrospinal fluid samples, providing a stress-free alternative to traditional biopsy methods.
A cohort study reveals high support for care economy policies among all political affiliations, suggesting a policy window to address the needs of aging populations and those with disabilities. The results also highlight the importance of considering caregiving responsibilities when evaluating support for care economy policies.
A comprehensive inventory of wildlife species dependent on rangelands has been published by Montana State University. The study identifies over 1,066 species that rely on these ecosystems for survival, with 33 endangered and vulnerable species listed by the International Union for Conservation of Nature.
Researchers identified a gene mutation that disrupts iron absorption in patients with Crohn's disease, leading to persistent anemia. The study sheds light on how genetic risk factors for IBD can compound patient symptoms by interfering with nutrient absorption.
A team from Institute of Science Tokyo has developed a postfunctionalization technique allowing for the incorporation of phosphonate esters under visible light conditions. This breakthrough paves the way for a broader range of polymer modifications, enabling the creation of novel polymer architectures with unique properties.
Researchers validated a blood test for diagnosing Alzheimer's disease with 95% sensitivity and 82% specificity. The test measures two proteins associated with amyloid plaque buildup, offering a more accessible and cost-effective alternative to invasive PET scans.
Researchers at University of California San Diego discover itaconate stimulates seedling development, enhancing crop growth and potentially offering a sustainable solution for increasing food production. The study provides new insights into the molecule's role in plant physiology and its connections to animal biology.
Researchers at EPFL have created ultra-selective aptamers that target specific binding sites on viral spike proteins with unprecedented precision. These multivalent binders show stronger and more selective binding affinities than traditional monovalent binders, making them promising for biomedical diagnostics and therapeutics.
A real-world study found that mailed self-collection HPV tests significantly increased cervical cancer screening participation among never- and under-screened US women. Women who received the self-collection kits were more than twice as likely to participate in screening compared to those who received only a telephone reminder.
A five-year trial found that discontinuing immunotherapy after 12 months allowed 80.2% of patients to maintain disease control, comparable to those who continued treatment for two years or more. The study suggests that reducing treatment duration may be a viable option without diminishing disease control.
A new smartphone-based stool test has been developed and tested for its effectiveness in detecting blood in the stool, a potential indicator of colon cancer. The study found that the app's sensitivity was just as good as traditional laboratory tests, with advanced mucosal changes detected in 28% of cases.
A team from UNIGE, Harvard, and McGill has discovered that the ventral tegmental area (VTA) encodes not only anticipated reward but also precise moment of expectation. This finding highlights the value of combining AI with neuroscience to reveal brain mechanisms.
An international study found that dehorning rhinos resulted in a drastic reduction of poaching, with a 78% decrease in poaching rates. The study analyzed data from 11 Greater Kruger reserves and found that dehorning reduced incentives for poaching, making it an effective conservation strategy.
The Global Virus Network advises vigilance over NB.1.8.1 due to its increasing prevalence, but highlights the effectiveness of updated vaccines in preventing severe illness and death. Breakthrough infections may occur among unvaccinated or those with waning immunity, emphasizing the need for continued prevention measures.
Researchers discovered that solid rock flows horizontally in the lower edge of the Earth's mantle, accelerating seismic waves. This finding solves the mystery of the D" layer and opens a window into the dynamics of the Earth's deepest interior.
A study of twins reveals that certain bacteria in the small intestine may trigger MS. Researchers identified two specific bacteria, Lachnoclostridium sp and Eisenbergiella tayi, which are associated with the disease. The findings suggest a new potential therapeutic target for MS treatment.
Researchers at Stanford Medicine successfully grew heart and liver organoids with integrated blood vessels, allowing them to overcome the current size limit. These vascularized organoids can grow larger and reach a more mature state, making them more useful as biological models for research and potential treatment of various diseases.
Researchers at Tufts University warn that vulnerable communities in the Southeastern US are at high risk of extreme heat and flooding events. To prepare for these disasters, they propose a framework to help communities anticipate and respond to unexpected events.
A new study by MIT researchers suggests that microplastics are less likely to accumulate in sediment infused with biofilms, which can resuspend particles and carry them away. In contrast, areas of bare sand can become hotspots for microplastic accumulation due to the lack of biofilm.
Russian leaders use museums and digital collections to portray Ukraine as inseparable from Russia, framing the invasion as a fight against Nazism and NATO. Researchers urge prioritizing non-Russian sources for balanced approaches.
A recent NRG-NSABP B-51/RTOG 1304 clinical study found that regional nodal irradiation (RNI) does not decrease the rates of invasive breast cancer recurrence in patients whose positive axillary nodes convert to negative following neoadjuvant chemotherapy. The study enrolled 1,641 patients and demonstrated no significant benefit from RNI.
Researchers have made significant breakthroughs in green hydrogen production through anion-exchange membrane water electrolysis, enhancing OER catalysts for reduced costs. A new cathode catalyst has also been developed to improve alkaline HER performance.
Recent advances in tissue-agnostic cancer drugs have resulted in highly effective treatments, but few are approved for children. Oncologists argue that these drugs should be licensed for all ages due to their effectiveness and fewer side effects. The researchers suggest that age-agnostic approvals could be made through analyzing electr...
A new study by UCL researchers found that stroke survivors who attend talking therapy sessions are more likely to recover from their psychological symptoms. The study analyzed data from 1.9 million patients, including 7,597 stroke survivors, and showed that 71% experienced reliable improvement in depression and anxiety.
A new study reveals a robust link between organizational longevity and commitment to environmentally sustainable business practices. Older firms outperform younger counterparts on environmental metrics, suggesting that sustainability is a survival strategy.
This study identifies ageing-related differentially expressed genes (ARDEGs) as potential biomarkers for heart failure with preserved ejection fraction (HFpEF). The ARDEGs were found to be associated with metabolic and immune functions, suggesting a critical role in immune regulation in HFpEF.
A new AI system has been developed that improves radiology productivity and accuracy, offering a breakthrough solution to the global radiologist shortage. The tool boosts efficiency by up to 40% without compromising accuracy and flags life-threatening conditions in real-time.
A new study published in Biological Conservation shows that protocols such as quarantining, masking, and more can help prevent outbreaks like the one at Ngogo. Researchers observed a clear decrease in viral shedding and fewer instances of persistent coughs after stricter protocols were implemented.
Patients with metastatic colorectal cancer treated with biweekly TAS-102 showed similar treatment effectiveness while experiencing reduced toxicity and lower rates of myelosuppression compared to standard dosing. This alternative schedule may be particularly useful for older patients or those with chemotherapy-related toxicities.
A new report calls for stronger rules around transparency and bias in AI-driven medical technologies, especially to protect vulnerable populations. The authors recommend creating public data repositories to track AI performance and offering tax incentives for companies that follow ethical practices.
A study characterizes how people with COPD walk, revealing that gait quality deteriorates as the disease progresses. Individuals with more severe breathing difficulties exhibit slower walking speeds, shorter steps, and lower step frequencies compared to those with milder forms of the disease.
A new study reveals rainbow trout endure intense 10-minute average pain during air asphyxia, with estimates ranging from 2 to 22 minutes. The study assesses the cost-effectiveness of interventions like electrical stunning, which could avert 60-1200 minutes of pain for every dollar of capital cost.
A new retinal prosthesis made of nanowires partially restored vision in genetically blind mice and improved their performance on pattern recognition tests. The prosthesis also detected near-infrared light in macaques, providing better color contrast and aiding in dark conditions.
A study by University of California - Davis and Woods Hole Oceanographic Institute found that cleaner fish stations influence damselfish and reef microbial diversity. The presence of cleaning gobies was linked to increased fish visits and changes in water nutrients and microbial communities.
The use of GLP-1 receptor agonists among diabetes patients is associated with a higher risk of developing incident neovascular age-related macular degeneration. Further research is needed to understand the underlying mechanisms and trade-offs between benefits and risks.
This study investigates the relationship between climate policy uncertainty and corporate environmental, social, and governance performance in Chinese listed companies. It identifies actionable strategies for firms to enhance resilience and mitigate risks in a rapidly changing regulatory landscape.