The study discovered that the human brain uses two separate groups of neurons, called content and context neurons, to form memories. These neurons work together in a coordinated manner, with connections strengthening over time, allowing the brain to reconstruct complete memory contexts from partial information.
Astronomers have created a naturally occurring space weather station around complex periodic variable M dwarf stars to study the environment of planets. This discovery sheds new light on how stars affect their planets' makeup and might provide clues about the habitability of distant worlds.
Researchers found that children and young adult cancer survivors age faster and experience accelerated cognitive decline due to treatment effects. The study suggests that quitting smoking, exercising, and improving nutrition can help reverse these aging changes.
Researchers at McMaster University have identified a molecule called butyrolactol A, which can synergize with echinocandin drugs to kill fungi that the drugs alone cannot. The discovery marks a breakthrough in the fight against drug-resistant fungal infections, including those caused by Cryptococcus neoformans and Candida auris.
A new study from Mayo Clinic introduces MedEduChat, an EHR-integrated AI agent providing accurate and patient-specific prostate cancer education. The tool delivers clear explanations based on each patient's health record, improving confidence and understanding of diagnosis and treatment options.
Researchers developed an artificial saliva containing sugarcane protein, CANECPI-5, to aid in treating teeth of patients with head and neck cancer. The solution significantly reduced bacterial activity and tooth demineralization when combined with fluoride and xylitol.
Researchers discovered that high levels of protein BATF2 drive tumor immune suppression in head and neck cancer. Glutamine in the tumor microenvironment silences BATF2, affecting the STING signaling pathway and overall immune response.
A new study reveals that Cornell prime dots, ultrasmall fluorescent particles, can reprogram the tumor microenvironment to make it more responsive to treatment. The nanoparticles induce anti-tumor effects by stimulating innate immune responses and reprogramming key immune cells.
A team of Princeton engineers studied grasshopper gliding to develop a model for multimodal locomotion in tiny robots. They successfully created a glider that can fold its wings and change strategies depending on the situation, achieving performance comparable to actual grasshoppers.
Researchers identified the spleen as a key control center for transplant tolerance, triggering donor-specific regulatory T cells to calm the immune response. This targeted approach induces controlled, donor-specific state in T cells, preserving body's ability to fight infections while supporting long-term graft acceptance.
A recent study suggests that lunar spacecraft exhaust methane can contaminate areas of the moon where original ingredients of earthly life may be found. The pollution can unfold rapidly, with more than half of the total exhaust methane settling in regions potentially harboring prebiotic organic molecules within seven days.
A Mizzou researcher developed an antibody that attaches to and lights up EphA2 protein in cancerous tumors, allowing for non-invasive detection and identification of patients who can benefit from targeted treatments. This innovation could save time and money while advancing precision medicine.
Researchers at Princeton University have developed a new technique to convert low-energy light into high-energy LEDs, improving the ability to upconvert green light to blue or ultraviolet light. The method uses plasmonics to boost upconversion on a thin metal film, reducing the power needed by 19 times compared to previous setups.
Researchers at UC Davis have developed a new method to create psychoactive-like molecules that mimic the brain's serotonin receptors. The study found five compounds with efficacy ranging from 61% to 93%, but none induced hallucinogenic behavior, offering a potential new therapeutic scaffold for treating psychiatric disorders.
The Naval Research Laboratory launched a remote sensing experiment to improve AI applications in hyperspectral imaging, providing a unique spectral fingerprint for each pixel. This will help detect subtle material differences and observe environmental change with unprecedented accuracy, particularly in coastal and aquatic environments.
A study published in PNAS reveals that peripheral neuropathy can reduce macrophage immune cells' ability to clear dead cells through efferocytosis, leading to chronic pain. Restoring this process may offer a new therapeutic strategy to prevent inflammatory signaling and improve nerve repair.
A new AI tool, CattleFever, uses artificial intelligence and thermal cameras to estimate cattle body temperature from a photo. The system can automatically determine an animal's body temperature within 1 degree of the reading from a thermometer.
Researchers have identified a novel CRISPR mechanism, Cas12a3, that specifically targets transfer ribonucleic acids (tRNA) in bacteria. This discovery provides new insights into the immune response of bacteria and has potential applications for molecular diagnostics and other technologies.
Researchers at Princeton University developed a machine learning tool to predict the stability of MOF structures, allowing for faster discovery of advanced materials. The tool achieved accurate predictions 97% of the time and could lead to breakthroughs in battery chemistry, carbon capture, and clean water access.
Researchers introduce a novel calculation approach to achieve high-quality holographic imaging in vehicle head-up displays. The 'zoom lens' method reduces computation time by 58% and eliminates zero-padding, enabling seamless virtual and physical reality.
A study published in Molecular Oncology developed a liquid biopsy panel that can detect specific gene mutations in lung cancer patients, offering a potential solution for early detection and guiding patient treatment. The test showed promising results, detecting mutations in 65.6% of samples, including those in frozen samples without s...
The Physicians Committee for Responsible Medicine says the guidelines err on promoting meat and dairy products, which are principal drivers of cardiovascular disease, diabetes, and obesity. Plant-based and vitamin-fortified processed foods reduce risk of birth defects, heart disease, and cancer.
Researchers at the Medical University of South Carolina are developing a new therapy for Type 1 diabetes that combines stem cell biology, immunology, and transplantation science. The goal is to restore beta cell function and insulin production in people with T1D without using immunosuppressive drugs.
A new study found that breast milk carries a distinct mix of bacterial species dominated by Bifidobacterium longum, which is highly prevalent in the infant gut. The researchers also discovered
A review of over 1,000 studies found that technology communication reduces engagement and positive emotional responses compared to in-person interactions. In-person communication has been shown to have health benefits, including reduced anxiety and improved educational outcomes.
A major study published in Nature Communications has identified dozens of blood proteins linked to prostate cancer risk across different populations, including African, European, Asian, and Hispanic/Latino groups. The research, led by Dr. Lang Wu, aims to improve understanding of the various causes of prostate cancer across populations.
A McGill-led team has created a system that uses a hydrogel microneedle patch filled with nanoparticles to release leuprolide, an IVF hormone, in response to near-infrared light. This technology could make IVF treatment easier and more effective for patients.
A new UConn study reveals how political donations from large landowners in the Amazon contribute to soybean farming and deforestation. The research found that campaign donations to winning politicians lead to increased development of soybean production, but also exacerbates land inequality in the region.
A new study from Northwestern University found that economic insecurity substantially declines support for democratic principles, even among those who claim strong support. The study's findings suggest that messaging focused on abstract democratic ideals may not resonate with voters unless tied to economic concerns.
A Rice University psychologist is investigating how irrelevant visual information interferes with ability to stay on task. Her research aims to clarify how attention is captured, linger on distractions and recover. The study uses electroencephalography to measure brain activity in real-time.
The new 2025-2030 Dietary Guidelines for Americans highlight the importance of a balanced diet in preventing chronic diseases. The guidelines encourage increasing consumption of vegetables, fruits, and whole grains while limiting sugary drinks and processed foods.
A landmark study published in Medical Care shows that the Magnet4Europe intervention measurably improves nurse and physician wellbeing and strengthens patient safety. By redesigning hospital work environments with the Magnet Model, hospitals saw significant declines in nurses planning to leave and a corresponding drop in intended leavers.
Researchers at the Paul Scherrer Institute have successfully implemented mode-locking to generate coherent trains of X-ray pulses with unprecedented temporal structure. This achievement enables attosecond science and opens up new experimental possibilities, including precise timing of phenomena in gases, liquids, and solids.
Climate change enables mangroves to colonize new regions, with warmer winters and storms driving dispersal. Ocean currents transport propagules from northern-edge and southern populations, allowing for potential expansion beyond current range limits.
A Chinese research team detects high concentrations of microplastics and nanoplastics in urban atmospheres, revealing a previously underappreciated source of plastic pollution. The study provides new insights into the environmental transformation, fate, and broader implications of atmospheric plastics.
The Rubin Observatory has discovered a record-breaking asteroid, nearly the size of eight football fields, rotating every two minutes. The fastest-spinning asteroid larger than 500 meters ever found is 710 meters in diameter and completes a full rotation every 1.88 minutes.
A new study from Karolinska Institutet identified seven blood biomarkers that predict the risk and progression of multimorbidity in older adults. These biomarkers reflect biological processes such as metabolism, inflammation, and neurodegeneration.
A recent study found that rice viruses actively manipulate plant defense pathways to protect their insect carriers, creating a self-reinforcing cycle. By disrupting the plant's alarm signal, these viruses gain protection from parasitoid wasps, while also facilitating viral transmission.
A new spray-applied polyurea-based nanocomposite sensing coating integrates covalently functionalized graphene nanoplatelets into a two-component polyurea matrix. This enhances processability, weatherability, and establishes a robust conductive network for reliable resistive sensing.
Researchers identified over 200 distinct mutations associated with congenital deafness, including new and family-specific variants. The study provides guidance on communication methods and supports regular ophthalmological follow-up.
Researchers found evidence that dark matter and neutrinos interact, offering a rare glimpse into the universe's darkest regions. The study casts doubt on the long-standing cosmological model, suggesting interactions between dark matter and neutrinos could explain a discrepancy in cosmic structure formation.
A study of over 300 stool samples found that gut-microbe-derived bile acids may play a role in shaping the immune system during early childhood. The findings suggest an imbalance in how gut microbes co-produce these compounds, which could link to signs of type 1 diabetes.
Researchers found that pain-sensing neurons activate tuft cells, which release parasite-fighting immune molecules, initiating an immune response. Silencing or removing these neurons reduces tuft cell numbers, indicating their crucial role in fighting parasites and potentially driving allergic diseases.
A new community asthma program on the Navajo Nation increased asthma-related care and awareness among families, particularly among Diné (Navajo) children. The program, led by National Jewish Health, trained healthcare and school staff to provide culturally respectful asthma care.
A new study reveals significant global growth in digital education research from 2018 to 2023, with the Chinese mainland's academic influence growing rapidly. The study attributes this momentum to strategic policy support, robust infrastructure, and international collaboration.
Researchers identified specific microbial patterns associated with tumor location, genetic features, and patient outcomes. A new Microbial Risk Score (MRS) offers a practical way to translate complex microbiome data into prognostic insight.
Researchers used clumped-isotope palaeothermometry to reconstruct large temperature fluctuations at depths of up to 4,000 meters in the Southern Ocean. These fluctuations occurred simultaneously with changes in oxygen isotopes and Earth's orbital eccentricity, suggesting a climatic forcing.
Researchers have found a rare snapshot of worlds in the process of transforming into super-Earths and sub-Neptunes, the galaxy's most common planetary types. The discovery provides an unprecedented glimpse into the turbulent lives of young worlds, shedding light on their formation.
A recent study using Drosophila as a model organism reveals the involvement of linear ubiquitination in T-tubule biogenesis. The findings highlight LUBEL's role in triggering Amph-mediated T-tubule formation, which promotes membrane tubulation and curvature through self-ubiquitination and positive feedback loops.
The new ECMWF Director-General, Florian Pappenberger, emphasizes the importance of collaboration, innovation, and people-centric approaches. He plans to leverage high-performance computing, AI, and data assimilation to advance weather and climate prediction.
A new smartphone-based system can accurately diagnose sleep apnea in stroke patients, identifying 67% of those with moderate to severe apnea. The portable tool uses sensors and digital biomarkers to monitor breathing, oxygenation, and body position during the night.
A new study from Tel Aviv University reveals that participants consistently preferred options with more positive facial expression mimicry during conversations. Facial mimicry is found to predict choices even when personal taste is not explicitly stated.
The discovery reveals early advanced hunting techniques and demonstrates that humans used arrow poison to increase hunting efficiency. Researchers found chemical residues of poison from the plant gifbol on 60,000-year-old quartz arrowheads in southern Africa.
PeerJ expands its scope to encompass research in Chemistry, Materials Science, and some fields of Engineering. The expanded scope allows for greater collaboration across disciplines, with new opportunities for authors.
New research demonstrates neuromorphic computing's ability to solve complex mathematical problems, including partial differential equations. This technology has the potential to revolutionize energy-efficient computing and tackle real-world challenges.
The Global Workshop on Green Transformation brings together international experts from MIT, EPRI, and DLR to discuss decarbonization and renewable energy systems. The event focuses on the development and implementation of green transformation technologies for a sustainable future.
A team of international scientists led by Dr M. Eleonora Rossi from the University of Bristol reconstructed sponge skeleton evolution, finding that spicules evolved independently in different groups. This discovery challenges previous estimates of sponge origin and sheds light on early animal diversification.
A new study from the University of Eastern Finland explores how regenerative farmers partner with nature in their decision-making processes. The study reveals that farmers prioritize ecosystem resilience and holistic well-being, acknowledging nature's agency and including it in deliberation and decision-making.
Researchers identified dozens of genes that regulate DNA repeat expansion, which accelerates as people age. The study found common genetic variants can speed up or slow this process by up to fourfold, linking it to serious diseases like kidney failure and liver disease.
Children with adverse prenatal exposures showed higher rates of behavior problems, faster cortical thinning, and more depressive symptoms than children with fewer APEs. Researchers found a persistent association between multiple APEs and increased odds of mental health problems as kids grew older.