Researchers miniaturized dual-frequency combs on a single chip using a single laser, enabling real-time sensing and spectroscopy in field environments. The device can detect a broad range of chemicals with high precision, paving the way for commercialization in the future.
Researchers at University of Texas M. D. Anderson Cancer Center discovered a rare pre-existing mutation in PIK3CA that causes rapid drug resistance in melanoma patients. The study found that this mutation was present in the tumor before treatment and rapidly expanded after treatment, leading to swift disease progression.
Researchers used a container to measure light extinction coefficients, gaseous NO2, and black carbon from ground surface to 260m during daytime and nighttime. The study found temperature inversion and local emissions as major factors affecting vertical profiles of air pollutants.
A recent study found that polar regions are experiencing earlier springs, with advances of up to 16 days earlier than a decade ago. This is attributed to rapid springtime warming at higher latitudes, which has significant implications for migratory bird species and their habitats.
Researchers found that thawing permafrost is increasing the concentration of organic matter in Arctic and subarctic ponds. This leads to oxygen depletion and cooler water at the bottom of the ponds, impacting microbial activity and greenhouse gas production.
Researchers propose storing time in a quantum superposition to reduce memory requirements for classical computer simulations. This allows for more efficient modeling of processes like traffic flow and neural firing without sacrificing predictive accuracy.
The partnership combines two leading institutes dedicated to theoretical physics, aiming to tackle the hardest questions in physics. Researchers will work together to explore quantum phenomena, reconcile Einstein's theory of gravity with quantum theory, and develop practical technologies.
A new study led by researchers from the Woods Hole Oceanographic Institution has discovered a supercolony of over 1.5 million Adélie penguins in the Danger Islands, off the Antarctic Peninsula's northern tip. The population appears to be resilient to climate change, providing valuable insights for future monitoring and conservation eff...
A new study found that snowpack levels in the western United States have declined by 15-30% since 1915, with a significant impact on water storage and usage. The loss of water storage is comparable to Lake Mead, the West's largest manmade reservoir.
A recent UC Davis study suggests that local ordinances for backyard poultry are inadequate, with laws not keeping pace with those for commercial growers. The study recommends stronger regulations on vaccinations, manure management, and general animal welfare in urban settings.
Patients who underwent gastric bypass surgery experienced significant weight loss, improved glycemic control, and reduced cardiovascular risk compared to those on intensive lifestyle management. After three years, surgical patients saw an average of 55 pounds lost and lower hemoglobin A1c levels.
The UTSA lab conducts behavioral assessments and studies food preferences, finding that children with autism commonly reject vegetables and fruits while preferring high-carbohydrate foods. Researchers develop evidence-based practices to help health providers and parents address feeding challenges and promote healthier diets.
Researchers at CNIC identified a function of the protease MT4-MMP, which increases surveillance activity of blood-patrolling monocytes. This blockade could potentiate treatments for infection or prevent metastasis, but its effects on later stages need analysis.
A new study published in Hospital Pediatrics shows that improved pediatric asthma care can be achieved through the use of personalized inpatient assessments and streamlined patient care decision tools. The study found that clinicians who used these tools had a significant improvement in the accuracy of prescribed medication, with an in...
A new study provides some of the strongest evidence yet of speciation reversal, where two distinct lineages of Common Ravens have hybridized and merged into one. The research analyzed genomic data from hundreds of ravens across North America and found extensive intermixing between the California and Holarctic lineages.
Researchers discovered that small noncoding RNAs orchestrate the resilience of Haloarchaea to oxidative stress by degrading messenger RNA and silencing transposons. This finding could lead to a better understanding of how other species, like humans, resist damage from oxidative stress.
A team of researchers has created a comprehensive dark matter map, indicating inconsistent halos with the standard cosmological model. The findings could hold new clues to understanding the accelerating expansion of the Universe.
Researchers have developed a new method to estimate ancient atmospheric water content based on fossil plant leaf waxes, which can help predict future climate changes. By studying the chemistry of these compounds in soils and sediments, scientists can reconstruct past climates and test their understanding of global warming.
Researchers at Amherst College and Aalto University have created a three-dimensional skyrmion in a quantum gas, exhibiting properties similar to ball lightning. The persistence of these knots could be key to keeping plasma intact in fusion reactors.
A study spanning twelve years reveals that natural ecological communities are dynamic and influenced by species diversity and interactions. The researchers developed a method to calculate the fluctuating stability of a natural ecological community in Maizuru Bay, providing new methodologies for ecological and population research.
Researchers found that a low dose of dexmedetomidine at night significantly reduced the incidence of delirium and prolonged free periods without delirium in ICU patients. Additionally, patients receiving dexmedetomidine were less likely to experience severe pain if they were in pain, but sleep quality showed no significant improvement.
A recent expedition using satellite imagery and quadcopter-based aerial photography revealed the Danger Islands have over 751,527 pairs of Adélie penguins, making them the third and fourth largest colonies worldwide. The discovery sheds light on how climate change affects this species, with potential implications for conservation efforts.
A two-year study by RAND Corporation found persuasive evidence for child access prevention laws and moderate evidence for background checks and mental illness-related prohibitions. The study identified gaps in evidence for most gun laws, but suggests areas for compromise and increased funding for gun research.
Researchers will use Azure and AI tools to analyze Hurricane Maria's impact on El Yunque National Forest. The 28,000-acre forest was severely damaged, with thousands of trees felled.
A new prototype for wearable tremor suppression gloves has been developed by Western University researchers, which tracks voluntary movement to minimize tremors. The gloves will be custom designed for both hands of each patient to maximize benefits.
Researchers at Purdue University have created a lifelike cancer environment using polymer to better understand how drugs can stop its course. The 3D jet writer device produces polymer microtissues with pore sizes large enough for cells to enter, enabling the simulation of metastasis in mice.
A study of six countries found that young men, ethnic minorities, and people living in socioeconomically disadvantaged areas are more likely to experience first-episode psychosis. The study also showed that environmental factors play a crucial role in the variation of incidence rates across urban and rural areas.
Research highlights the need to support family carers before discharging dying patients to ensure they are prepared for end-of-life caregiving at home. Carers often feel uninvolved and unsupported, leading to readmissions and unnecessary pressure on healthcare services.
A new blood test detects circulating tumour DNA to predict if the breast cancer drug palbociclib is working, allowing for earlier treatment adjustments. The test was found to be effective in identifying patients who are not responding well to the treatment.
A new study found that US immigration policies are causing significant psychological distress among Latino parents, with 64% reporting worries about family members getting separated. The researchers also found that these parents are more likely to avoid medical care, police help, and social services due to immigration news and policies.
A new study has confirmed that Cambodia's last breeding population of leopards is at immediate risk of extinction due to increased poaching and habitat loss. The population has declined by 72% over the past five years, with only 20-30 reproductive individuals remaining in eastern Cambodia.
Research shows that authenticity and perceived racial diversity significantly decrease major experiences of discrimination in the workplace. Inclusive schools can also affirm identity among members of negatively stereotyped groups, leading to improved academic outcomes and increased well-being.
A study analyzing medical records from over 17.5 million patients found that people with inflammatory bowel disease are at elevated risk for a heart attack, regardless of traditional risk factors. Younger patients, especially those under 40 years old and females, face the highest risks.
Researchers at Nationwide Children's Hospital found clinically significant improvements in ASD symptoms in toddlers who received a daily omega fatty acid supplement. The study suggests that omega fatty acids may help reduce inflammation and improve behaviors in children with ASD symptoms.
Scientists at the University of Manchester are creating micro-robots inspired by jumping spiders and flying bees to improve manufacturing efficiency. The goal is to deploy these robots in unknown environments for complex engineering tasks.
A new study reveals that hemodialysis can decrease cerebral blood flow by 10% in older patients, affecting brain regions including frontal and temporal lobes. This finding may help explain previous studies' links between hemodialysis and worsening cognitive function in elderly patients.
A crowdlending pioneer developed a successful strategy by creating a niche market and collaborating with regulatory bodies. He achieved this through a 'coopetition' approach, combining competition and cooperation to bypass the banking monopoly and establish new regulations.
A study found that large day-to-day swings in outdoor temperature are associated with a significantly increased risk of heart attacks. The researchers calculated the temperature fluctuation preceding each heart attack and found that a five-degree jump in temperature differential was linked to a 5% increase in heart attack rates.
Scientists have found fossilized starch granules on ancient plant megaspores, suggesting they were used as a spore-dispersal device. This discovery provides early evidence for mutualism between plants and animals in the Permian period.
A study found that incomplete immunity to a pathogen in birds makes it stronger and more dangerous for its next victim. The findings suggest that imperfection can be deadly, and the results have implications for human health.
A new study reveals that collared peccaries, red brocket deer, paca, and agoutis are the most damaging crop-raiding animals in the Amazon. Crop raiding damages farmers' livelihoods by reducing crop yields and requiring costly protection.
A new study of Tommo So folk songs reveals that artistic expression often prioritizes harmony over pitch accuracy, despite the potential for confusion. The authors found that melodies in tonal languages like Tommo So tend to avoid direct contradictions between sung and spoken pitches.
A study published in Scientific Reports found that smiles meant to convey dominance are associated with a spike in stress hormones, while reward smiles appear to physically buffer recipients against stress. This suggests that subtle differences in facial expressions can fundamentally change our experience and physiological response.
A new ecotourism strategy has been tested in Lao PDR, reducing illegal hunting and increasing wildlife sightings. The direct payment approach incentivizes local communities to conserve wildlife, resulting in a three-fold increase in non-tourism sector hunting signs and an overall increase in wildlife sightings.
Researchers identified dozens of genetic variations affecting blood pressure by analyzing cigarette smoking behavior in a large cohort. The study confirms the role of known genes and identifies novel ones associated with blood pressure regulation, offering potential for individually targeted treatments.
Researchers used deep learning to analyze patterns of taxi demand and predict demand significantly better than current technology. This approach could help lessen idle time for taxis, making cities cleaner and improving safety in congested areas.
A new study led by Michigan State University aims to scale up a preventative program that has already shown it can cut postpartum depression rates among low-income women in half. The ROSE program teaches pregnant women to recognize signs of depression and reduce stress through social support and seeking help.
Researchers found that attracting birds and other vertebrates to agricultural areas reduces pest damage and increases crop yields. Studies show that these natural pest control methods can be effective in reducing pesticide use and improving the environment.
Scientists have discovered that the CRISPR-Cas9 protein can also cut RNA, expanding its potential uses in gene editing and virus detection. This breakthrough could lead to new treatments for genetic diseases and improved food and energy crops.
A new study by Michigan Technological University proposes principles for resolving conservation conflicts that also consider social justice. The principles focus on three key values: equality, need, and desert, which aim to balance human well-being with environmental protection.
Researchers exposed rhesus macaques to sevoflurane three times during infancy and found increased behaviors such as self-touching and self-grooming at one and two years of age. These subtle changes persist even after the animals are no longer under stress, suggesting a long-term impact on anxiety levels.
A study by the American College of Cardiology found that listening to music during a standard cardiac stress test can prolong activity and participation. On average, participants who listened to music exercised for almost one minute longer than those without music.
A new special issue of the Journal of Cancer Policy highlights the need for long-term research and better support for cancer survivors' non-medical issues. The issue aims to increase awareness of socio-economic challenges faced by survivors and engage stakeholders in research and practice.
A positive outlook may help improve outcomes for people with chronic angina, reducing hospital visits and revascularization procedures. Patients who were more optimistic had fewer episodes of heart-related hospital stays, even after accounting for overall health.
Researchers identify four genes that enable adult cardiomyocytes to divide and multiply, regenerating heart tissue in animal models. The technique could also be used to coax other types of adult cells to divide again, potentially treating brain damage, diabetes, hearing loss, and blindness.
Researchers at the University of Groningen have successfully controlled spin waves in a magnet using an electrical current. This achievement is a significant step towards developing spintronics, which could lead to faster and more energy-efficient computers.
Researchers at McGill University have developed a new technique for measuring enzyme inhibition, offering a universal approach to drug discovery. The method uses isothermal titration calorimetry (ITC) to measure heat generated by enzyme activity, providing a direct window into the mechanisms of enzyme inhibition.
Researchers found that viruses use epigenetic regulation to mute the immune system, causing cancer cells to proliferate. By demethylating specific gene promoter regions, it may be possible to revive an immune system muted by cancer-causing viruses and increase the effectiveness of immune-based therapies.
A new messenger protein named GPS2 enables mitochondrial stress signals to reach the nucleus, affecting cell survival and metabolism. The discovery holds promise for understanding and treating mitochondrial diseases, as well as improving insulin sensitivity and combating obesity.
Researchers at National Institute for Fusion Science have discovered a way to predict plasma loss in fusion research. By studying the resonant and non-resonant modes of plasma deformation, they can identify the 'trigger' that occurs immediately before the sudden phenomenon, allowing for predictions to be made.