Researchers at Hokkaido University identified a single gene that causes hybrid sterility in rice, a major reproductive barrier between species. The discovery could help improve crop yields and address food shortages.
Researchers from the University of Central Florida and Technion-Israel have developed a nonmagnetic topological insulator laser, improving efficiency, beam quality, and resilience. This breakthrough technology has potential applications in various fields, including science and technology.
A new study reveals that North Americans may be more susceptible to eye worm parasitic infections due to the presence of fruit flies carrying a third species of eye worms. The Oregon woman's case marks the first known human infection with Thelazia gulosa, previously seen only in cattle.
A new study by Weill Cornell Medicine researchers found that levetiracetam is more effective than phenobarbital in treating nonsyndromic epilepsy in U.S. infants, with 40% of treated infants experiencing no further seizures within three months.
A new study forecasts a 15% drop in average global lightning flashes by 2100 due to climate change. This could lead to fewer wildfires and reduced impact on infrastructure, as well as altered greenhouse gas emissions.
A study by University of British Columbia researchers found that April 20 was associated with a 12% increase in the risk of a fatal traffic crash. The overall increase amounted to 142 additional deaths over a 25-year study period.
Researchers have reconstructed a pre-human New Zealand ecosystem using coprolites from extinct giant moa and kakapo parrot, revealing insights into the birds' diet, pathogens, and behavior. The study sheds light on the critical ecosystem function of giant birds in dispersing mushrooms and fungi, now lost due to their extinction.
A recent UCI-led study found that between 1982 and 2015, 9-45 million people annually were affected by water quality issues. Low-income, rural regions were most vulnerable to recurring problems in Texas, Oklahoma, and Idaho.
Research suggests that slowing down eating speed, cutting out after dinner snacks, and not eating within 2 hours of sleep may help shed pounds. The study found that slow eaters tended to be healthier and had a healthier lifestyle than fast or normal speed eaters.
NanoMap enables drones to fly through cluttered spaces like cities at high speeds using a simple yet effective approach that considers the drone's position in the world over time. The system reduces crash rates from over 90% to just 2%, making it suitable for applications such as search-and-rescue, defense, and package delivery.
Higher temperatures accelerate seed dispersal in key culinary crops like oilseed rape and mustard plants, limiting reproductive success. Researchers suggest new strategies for preparing crops for global warming, including developing temperature-resilient varieties and using gene-editing tools to delay seed release.
Researchers have identified a fused gene in moss that provides insight into how cells build their external walls through the exocytosis process. The discovery raises questions about the unique arrangement of genes that have been retained for millions of years, with potential benefits for cell shape and structure.
A Swedish study revealed that social benefits can mitigate the financial impact on parents of children diagnosed with cancer. However, mothers of children with cancer often experience persistently lower income after these benefits are no longer provided.
Scientists recorded over 4,500 sounds from tagged blue whales to analyze their calling patterns and behaviors. The study found that male whales were chattier at night, producing more calls than females, which may aid in reproduction.
A recent study reveals that many companies claim to apply sustainable sourcing practices, but these efforts often have a narrow focus, covering only a small portion of their supply chain. Despite this, companies are more likely to adopt at least one practice when faced with consumer and civil society pressure.
A USC-led analysis of the Aliso Canyon gas leak found that corporate dysfunction and lack of regulatory oversight led to the largest methane gas leak in US history. The study highlights the need for improved safety culture, better industrial management, and more stringent regulations in underground gas storage facilities.
A new prototype has been developed to monitor environmental variables in buildings, utilizing open-source platforms and the Internet of Things. The system aims to optimize building energy consumption and improve indoor air quality by detecting CO2 levels and optimizing ventilation.
A study using climate models found that limiting warming to 1.5C instead of 2C can reduce extreme heat events in East Asia by 35-46%. This means that reducing global warming would have a significant impact on the region, with Mongolia experiencing the greatest benefits.
Scientists from Carnegie Institution for Science have observed evidence of the long-theorized, difficult-to-see low-density liquid phase of water. The team used a rapid-decompression technique to create this phase, which only lasted for half a second at extremely cold temperatures.
Heavy rainfall was triggered by Tropical Cyclone Gita, strengthening into a Category 4 hurricane on Feb 12. The storm produced intense rainfall rates of over 64 mm per hour in some areas, with the heaviest falls recorded northeast of Samoa at 224 mm per hour.
Researchers discovered that deep-sea skates are using hydrothermal vents to incubate their eggs, reducing the typical four-year-long incubation time. The unique behavior allows the fish to thrive in extreme conditions, providing new insights into conservation strategies for this poorly understood species.
Researchers found that toddlers who watched more TV had poorer eating habits and lower school performance in adolescence. They also reported consuming more junk food, sugary drinks, and snacks, leading to a higher risk of obesity and related health issues.
Researchers found a significant association between opioid use and the risk of laboratory-confirmed invasive pneumococcal diseases. High-dose opioids, especially those classified as high potency and long-acting formulations, were most strongly associated with invasive pneumococcal diseases in humans.
Beewolves have successfully used a combination of antibiotics produced by symbiotic bacteria to protect their offspring from mold fungi for over 68 million years. The antibiotic cocktail has remained surprisingly stable despite the emergence of new pathogens.
Researchers at TU Wien have developed a method to measure internal stresses and strains in 2D materials, revealing the effects on electronic properties. This new technique allows for precise imaging of deformations, enabling targeted adjustment of material properties.
The Amazon molly fish species has defied extinction predictions by maintaining its all-female population through asexually reproduced offspring. Its unique genetic variability, particularly in immune system genes, contributes to its survival, allowing it to rapidly grow and adapt to environmental changes.
A new review article provides a novice-level introduction to applying molecular genomics techniques to study complex behavior. The guide recommends specific tools and collaborations for behavioral ecologists, aiming to bridge the gap between behaviorists and genome annotators.
Researchers found that fish survive polluted stormwater but still suffer sensory damage, affecting food detection, predator sensing, and navigation. Soil-based filtering systems like rain gardens show promise in improving survival, but the benefit varies among species.
The study identified specific 'metastatic variant enhancer loci' that drive cancer cell metastasis, and showed that inhibiting these enhancers can halt the spread of tumor cells. Blocking expression of individual genes regulated by these enhancers also diminished metastatic capacity.
A new study proposes a North American Methane Reduction Framework to integrate public and private research and mitigation policies in the US, Canada, and Mexico. The researchers suggest that estimating emissions consistently across U.S. jurisdictions can help achieve the goal of reducing methane emissions from oil and gas sectors by 2025.
Researchers sequenced the first Amazon molly genome, revealing insights into its asexual reproduction and surprising genetic diversity. The study found evidence of hybrid vigor and high immune system variability in the clones, contradicting the expectation that asexuals would be at a disadvantage.
A new machine learning algorithm, SWING, has been developed to uncover the underlying biological networks within cells by analyzing time-series data. This allows researchers to understand how cells make decisions and respond to stimuli, which can lead to strategies for intervening in diseases like cancer.
A new study has found that a short five-minute treadmill test can predict the risk of premature death, similar to the traditional maximal fitness test. This submaximal fitness test requires less time and is more comfortable for patients, making it an attractive option for clinicians.
Jean-Charles Soria, a leading cancer researcher, has been awarded the TAT 2018 Honorary Award for his groundbreaking contributions to cancer drug development. His work has led to increased response rates and successful drug approvals, including osimertinib for lung cancer.
A three-year study introduced interactive online science units to 13 middle schools in two US states, resulting in significant gains for underachieving students. Students with learning disabilities improved 18 percentage points on assessments, while English language learners increased 15 percentage points.
A team of researchers found that rapid changes in sedimentation, not warming ocean waters, played a key role in destabilizing gas hydrates. The study used computer models and data from the Nyegga area to simulate the evolution of the seabed and response of gas hydrates during this period.
Researchers at Stanford University have developed a wake-up receiver that uses ultrasonic signals to turn on devices, extending battery life. The technology has potential applications in designing the next generation of networked devices, including 'smart' devices that can communicate directly with each other without human intervention.
A Northwestern University team has created a new fuel cell with exceptional power densities and long-term stability at optimal temperatures. The discovery enhances the viability of incorporating fuel cells into a sustainable energy future by solving multiple problems simultaneously through electrode, electrolyte, and contact improvements.
A 26-year-old Oregon woman became the first known human to be infected with Thelazia gulosa, a type of cattle eyeworm, after possibly being bitten by an infected fly while fishing in Alaska. She underwent treatment at OHSU and removed all 14 worms from her eye over the course of a month.
Researchers at Northwestern University have developed a new mechanism for controlled, sustained drug delivery using self-assembled nanomaterials. The system can slowly release drug carriers over months, reducing systemic side effects and inflammation.
Researchers found that outcomes for alternatives to whole liver transplantation, such as splitting a liver or using a part from a living donor, have improved for pediatric patients. These findings suggest opportunities for an increased organ supply and better use of those organs, potentially saving more lives.
An imaging study found altered signaling in the brain and spinal cord after short-term infusion of remifentanil, leading to increased sensitivity to heat pain stimuli. The results indicate that opioid application can alter pain processing in the central nervous system.
A new study reveals that efforts to discourage benzodiazepine use among older adults are showing progress, with prescription rates declining by seven percentage points since 2010. However, many prescriptions are still being written, highlighting the need for continued education and alternative treatments.
Two Boston University School of Medicine students, Travis Hallett and Aditya Mithal, took first- and second-place wins in the Massachusetts Medical Society's annual poster symposium. Their research explores the impact of Affordable Care Act Medicaid expansion on cardiovascular mortality.
A study of adolescents found that thinner brain cortex regions are associated with more impulsive decision-making. Cortical thickness predicted delay discounting, a measure of impulsivity related to the value of rewards, above cognitive and demographic variables.
Researchers have detected a significant acceleration in sea level rise since 1993, with ocean waters moving up the shore by almost 1 millimeter per decade. This acceleration means that the next generation will experience a far different landscape due to rising sea levels, posing significant concerns for vulnerable areas like Tampa Bay.
Researchers found that patients with recurrent atrial fibrillation had more preoperative dys-synchrony in the left atrium, indicating a higher risk of failed ablation procedures. A new biomarker based on cardiac imaging analysis could help personalize patient selection and reduce failure rates.
The Eversense implanted continuous glucose monitoring system has been proven to be safe and highly accurate in patients with type 1 and 2 diabetes. The system achieved an average absolute relative difference of 4%, exceeding regulatory requirements for approval.
Nuno Maulide will receive the award at the European Colloquium on Heterocyclic Chemistry in Lecce, Italy, for his original work on unconventional reactivity profiles and high-energy reactive intermediates. The prize includes a travel grant, €1,000 cash prize, and a lifelong online subscription to Topics in Heterocyclic Chemistry.
A study published in the Journal of Personality and Social Psychology found that individuals who quickly disengage their attention from attractive partners are less likely to engage in infidelity. Conversely, those who take longer to look away from romantic alternatives have a higher risk of infidelity. Additionally, devaluing potentia...
A new tool using biomedical photonics is being explored to improve uterine transplant surgery by providing real-time data on tissue perfusion and viability. The study found that multispectral imaging proved effective in mapping oxygen saturation over the entire graft, demonstrating advantages over existing methods.
Red-fronted lemurs demonstrate ability to differentiate between conspecifics and closely related sister species based on facial pattern and color variations. The study found that females showed a stronger reaction than males, indicating visual and olfactory signals play crucial role in species recognition.
A IU-led study found that the neurotransmitter glutamate plays a role in some alcohol cravings and relapses. Glutamate levels decreased in the brains of individuals with alcohol abuse disorder after viewing cues associated with drinking.
Researchers have obtained detailed three-dimensional images of a megathrust fault west of Costa Rica, revealing long grooves and other features that may control how the fault slips in an earthquake. The study provides unprecedented insight into the mechanisms at work along these faults, critical for disaster management worldwide.
Researchers have developed a new additive that combines polyethylene and polypropylene, making them recyclable together. The multiblock polymer chain anchors the two plastics, allowing for more efficient recycling of plastic waste.
A NUS study has identified complex networks driving international wildlife trade, with large portions of markets remaining unknown. The findings suggest a nuanced approach to regulation is needed to address unsustainable harvesting and species extinction.
A report suggests national parks adopt smart technologies, such as real-time environmental monitoring and sensor systems, to improve visitor experiences and conserve resources. The Smart Parks model demonstrates how high connectivity can benefit all stakeholders, from nature conservationists to park authorities and emergency services.
A study combining axitinib and pembrolizumab found the treatment to be tolerable and doubling efficacy in patients with advanced kidney cancer. Over 90% of patients exhibited tumor shrinkage, keeping disease under control for over 20 months.
Scientists at the University of Manchester successfully produced human kidney tissue within a living organism that is able to produce urine. The new structures contain most of the constituent parts present in human nephrons, including proximal tubules and Bowman's capsule, and have been linked to the vasculature of mice.
A Duke University-led study has found dangerous levels of mercury and methylmercury near artisanal gold mines in Senegal, contaminating soils, sediments, and rivers. Mercury poisoning can cause various health impacts, including tremors, muscle weakness, and birth defects.