Astronomers using TESS data have discovered that Alpha Draconis, a well-studied binary star system, regularly undergoes eclipses. The brief eclipses last only six hours and provide an opportunity to measure the masses and sizes of both stars with high accuracy.
Researchers at Oak Ridge National Laboratory developed a computer simulation to compare energy use on similar weather days, helping utility companies and homeowners determine potential energy cost savings. The team also created a geothermal energy storage system that reduces peak electricity demand up to 37% in homes while balancing gr...
Researchers genetically modified poplar trees to reduce negative impacts on air quality, finding they can grow as well as non-modified trees. The study suggests that these modifications may help improve biomass productivity and plant health without impairing growth.
A collaborative conservation approach involving government agencies, researchers, and nonprofits has led to a significant recovery of Nassau Grouper populations in the Cayman Islands. The population increased by nearly threefold over 10 years, with rapid growth due to an increase in new, younger fish joining the aggregation.
A study examining 220,000 records of land use in western France found that conversion to crop production has long-lasting impacts on biodiversity. Functional diversity was relatively high in areas with old, permanent grasslands, highlighting the importance of retaining these sanctuaries.
Researchers suggest that Norse hunters over-exploited walrus populations for their tusks, leading to a decline in the animal's population and making it harder for the communities to survive. This finding sheds new light on the mysterious disappearance of Greenland's Norse colonies in the 15th century.
Research collaboration discovers genetically modified poplar trees can grow and produce biomass without emitting harmful isoprene. The modification allows trees to adjust to climate stress through natural seasonal cycles, retaining their growth potential. This breakthrough could lead to more sustainable forest plantations.
A new study published in JAMA Neurology suggests that early clinical treatment for concussions can significantly reduce recovery time. Athletes who received treatment within the first week of their injury recovered faster than those who delayed care, with longer recovery times reported after eight days to three weeks post-injury.
Researchers have identified the location of structural proteins in a pig ovary, paving the way for 3D printing an artificial ovary that can support eggs and hormone-producing cells. The technology has huge potential for girls who undergo fertility-damaging cancer treatments.
A new study by Cedars-Sinai researchers found that abnormal electrical pulses from specific brain cells cause temporary memory disruptions in epilepsy patients. The study's findings could lead to better treatments for cognitive impairment in epilepsy patients, with the potential to improve their quality of life.
A breakthrough gene therapy treatment has been shown to offer long-term benefits for people with Haemophilia A, transforming the lives of 13 UK patients. The treatment resulted in a substantial fall in bleeding rates three years after treatment, with none requiring regular factor VIII injections.
A team of international scientists has localized a repeating fast radio burst to a region approximately seven light years across, shedding new light on the mystery surrounding its origins.
A new study found that nearly 80% of bike-share usage comes from areas within 1,000 feet of stations, and a 10% increase in bike availability increases ridership by more than 12%. Increasing bike availability is key to maximizing bike-share ridership.
A collaboration between growers and scientists has identified practices increasing soil health in West Texas cotton production, including crop rotation, cover crops, and residue management. These regenerative practices improve soil resiliency to climate extremes.
Researchers found that ART may not restore immune protection from childhood vaccinations and infections prior to HIV infection. This could leave patients susceptible to chronic diseases and inflammation, potentially shortening their lifespan.
Researchers at the University of Sheffield have identified a class of cancer drugs that accelerate neutrophil cell death and promote healing in the lungs. This breakthrough could lead to the development of effective treatments for chronic obstructive pulmonary disease (COPD), which affects millions worldwide.
A team of researchers used atomic force microscopy to study the dynamic assembly of antibodies against the self-molecule GM1. The autoantibodies form a hexameric ring structure on the membrane, serving as a landing place for complement proteins. This process is crucial in Guillain-Barr’ syndrome, an autoimmune disorder.
Researchers have developed bioinspired shapes that serve as acoustically conspicuous guideposts for sonar-guided autonomous vehicles. These bioinspired sonar reflectors were tested in experiments and showed promising results, enabling robots to navigate through new environments with improved accuracy.
Scientists have identified a molecular mechanism that could reverse the genetic defect responsible for Friedreich's ataxia by enhancing a natural process that contracts repetitive DNA sequences in living tissue. This contraction occurs during DNA replication and is triggered by the formation of an unusual triple-helical DNA structure.
A novel method combining optical imaging with artificial intelligence produces accurate, real-time diagnosis of brain tumors. The system, stimulated Raman histology (SRH), reveals tumor infiltration and enables surgeons to see predicted diagnoses in under two minutes.
Scientists have identified wildlife corridors that should be protected to help the jaguar's survival. The study found that conservation efforts can focus on the Cockscomb Basin Wildlife Sanctuary and Maya Forest Corridor.
A new framework for integrated geodynamic models is being developed by a team of researchers, including Clemson mathematician Timo Heister. The Advanced Solver for Problems in Earth's Convection (ASPECT) software will simulate processes in the Earth's mantle, providing insights into geological events and tectonic plate movements.
The study reveals syndecan-4's role in sensing environmental conditions outside cells, driving cellular processes behind cancer and diseases. Activating these cellular 'hands' triggers a pathway involving YAP, controlling apoptosis and blood vessel development.
A recent clinical trial found that nerve stimulation via TENS significantly improved movement-related pain and fatigue in women with fibromyalgia. The treatment, given along with standard treatments, offers a non-invasive self-management option for chronic pain management.
Half of women with heart failure do not receive adequate treatment due to the underlying cause being unrelated to a heart attack, leading to progressive stiffening of the heart. Obesity and high blood pressure are significant risk factors for this type of heart failure in women.
A new study by UCSF researchers found that JUUL delivers significantly higher levels of nicotine to the bloodstream compared to previous-generation e-cigarettes and cigarettes. The study also revealed that JUUL impairs blood vessel function similarly to cigarette smoke, which can have severe cardiovascular consequences.
Researchers found that adolescents who viewed their family as having a higher social status had better mental health and transitioned to adulthood more easily. The study controlled for factors like poverty and environmental influences.
A study finds that US healthcare bureaucracy cost $812 billion in 2017, accounting for 34.2% of total health spending. Cutting administrative costs to Canadian levels could have saved over $600 billion.
Antipsychotic medications may increase death or cardiopulmonary arrest risk in older hospital patients, particularly those taking first-generation antipsychotics. The study highlights the need for cautious use of these medications to treat delirium and protect patients.
Researchers examined how children's psychological characteristics interact with their parents' characteristics and family dynamics to affect nutrition intervention outcomes. The study found a significant impact of strong family dynamics on improved nutritional interventions, while weak family dynamics led to minimal changes.
Colombian infants exposed to Zika virus in the womb showed neurodevelopmental delays despite having normal brain imaging and head circumference at birth. The study found a link between subtle brain injuries and impaired neuromotor development in Zika-exposed children, emphasizing the need for long-term follow-up.
A team of biologists discovered a group of annelid worms that have remained largely unchanged for 275 million years, despite their distinct genetic makeup. The Stygocapitella worms' slow evolution is attributed to their adaptation to stable environments, with changes potentially linked to population crashes or developmental constraints.
A recent study found that disruptions in progesterone signaling between maternal and embryonic tissue may be linked to recurrent miscarriage. The study discovered that migratory cells from the placenta produce enzymes necessary for progesterone production, which are lower in women with a history of recurrent miscarriages.
The telescope will image large areas of the sky 1,000 times faster than Hubble, surveying as much of the sky in near-infrared light -- in just as much detail -- as Hubble has over its entire three decades. WFIRST will provide a broad and detailed view of the sky to answer fundamental questions about the universe.
A clinical trial is underway to develop a cost-effective biomarker panel that can identify people in the earliest stages of Alzheimer's disease. The study uses retinal screening processes and aims to create a gold standard reference database for early detection.
Researchers found that dogs and wolves perform equally well in coordinating their actions to obtain rewards, indicating shared basic cooperation abilities. The study suggests that these skills were present in the dog-wolf ancestor and have not been lost during domestication.
Researchers found Antarctic waters had changed by comparing shipboard measurements with robot float data, revealing larger-than-predicted warming and oxygen loss around the Antarctic coast. The team improved climate models to better reflect environmental changes, which could impact predictions of ice melt.
Angola's rich biodiversity is under threat due to illegal hunting and bushmeat trade. The study found that despite existing legislation, there is no effective law enforcement mechanism to control the trade.
Cannabis edibles take on average four hours longer to produce noticeable effects than inhaled cannabis, increasing the risk of overconsumption. Vulnerable groups, such as children, pets, older people, and youth, are at particular risk due to delayed effects and potential for accidental overconsumption.
A new study found that VA patients are less likely to skip medications and more likely to afford them compared to non-VA patients. The VA's pharmacy benefit model could be a key to making prescription drugs universally affordable.
A new study finds that volunteer tourism can aid disaster recovery in communities by considering local conditions and the community's needs. The study examined the impact of volunteer tourism programs in Nepal after the 2015 earthquake, showing its potential to contribute to recovery and resilience.
Thirteen massive black holes have been discovered in dwarf galaxies less than a billion light-years from Earth, with an average mass of 400,000 times that of the Sun. These findings suggest that half of these massive black holes are wandering in the outskirts of their galaxies, indicating galaxy mergers earlier in their history.
A Columbia Engineering team has invented a robotic device called the Trunk-Support Trainer (TruST) that can help people with spinal cord injuries sit more stably. The study found that TruST enabled patients to expand their active sitting workspace by an average of 25%, improving their trunk control and balance limits.
A new set of guidelines for Complex Innovative Trials (CID) aims to improve the quality and efficiency of clinical trials. The recommendations cover stages from trial planning to patient-facing documentation, with the goal of accelerating the development and approval of innovative treatments.
Researchers have developed a new approach to improving spinal fusion procedures and repairing broken bones. By delivering a potent bone-forming protein called BMP using a heparin mixture, they significantly reduced undesired bone growth outside of targeted repair areas in rat femurs.
A new study by San Francisco State University Professor Nara Jeong found that liberal CEOs invest more in socially conscious activities when they feel those values are threatened. Conversely, support for socially responsible initiatives drops among CEOs who share the same political beliefs as the president.
Researchers identify CD1a as a key player in triggering T cell responses to allergens in personal care products, shedding light on the 'molecular missing link' behind allergic contact dermatitis. The study highlights the importance of fragrance molecules like farnesol in initiating immune responses.
A new expert review confirms that diet significantly influences mental health and wellbeing. While some areas like ketogenic diets for epilepsy and Mediterranean diets show mental health benefits, many foods or supplements have inconclusive evidence.
Monash University researchers have developed the world's most efficient lithium-sulfur battery, with the potential to power smartphones for up to five days and electric vehicles for over 1,000km. The new battery design has attractive performance, lower manufacturing costs, and a reduced environmental footprint.
A new study found that chemicals in common skincare products can trigger allergic contact dermatitis by displacing natural lipids on skin cells. Researchers identified CD1a molecules as a key player in this process and discovered competing lipids that can displace triggering chemicals, potentially treating the condition.
Female chimpanzees' reproductive success decreases when neighboring groups exert high pressure on their territory, leading to longer intervals between births. High neighbor pressure also negatively affects offspring survival, suggesting that stress from competition triggers physiological responses in gestating females.
Researchers at Lobachevsky University and Ghent University found that immunogenic cell death can be used to enhance cancer therapy and prevent relapse. The study tested existing anti-cancer drugs with enhanced immunogenic properties, revealing potential new protocols for reducing metastasis and improving patient recovery.
A Yale study found that treating at least 20% of people with opioid use disorder who inject drugs in Ukraine could prevent over 10,000 new HIV infections and nearly 18,000 deaths. The current rate is only 2.7%, highlighting the need for expanded access to evidence-based treatment like methadone and buprenorphine.
A new tool called Contingent Organization-Public Relationships (COPR) measures an organization's relationship with its public stakeholders, accounting for the dynamic nature of relationships. The COPR framework assesses relationships based on stance and public discourse, categorizing them into six well-defined categories.
Researchers developed a mathematical framework to simulate molecular interactions, making it easier to develop new therapies. The study found that controlling three key parameters can affect how molecule chains interact, leading to new insights into disease mechanisms and potential treatments.
Researchers have discovered that freestanding gold clusters of twenty atoms take on a pyramidal shape with a triangular ground plane and additional triangles. The study reveals the cluster's unusual electronic structure, which is similar to noble gas atoms or aromatic molecules, making them less reactive.
The water lily genome expands the picture of the early evolution of flowering plants, shedding light on key traits like flower development and attractive floral scent. Researchers used high-throughput sequencing technology to analyze the genome and transcriptome of Nymphaea colorata, identifying over 31 thousand protein-coding genes.
The MDI Biological Laboratory is expanding its SEPA program to assess seasonal variations of arsenic in well water. The program aims to improve public health and stimulate interest in STEM fields among secondary school students through citizen science engagement.
The global low-carbon revolution faces a significant threat unless new governance mechanisms are established to ensure a sustainable supply of rare minerals and metals. The extraction and processing of these materials poses environmental and social risks, and their growing demand could lead to shortages and market instability.
A new study has found an association between exposure to air pollution and poor bone health. Fine particles in the air were linked to lower levels of bone mass, while biomass fuel use was not correlated. The study's findings contribute to a growing body of evidence on the impact of particulate air pollution on bone health.