A new article from Harvard T.H. Chan School of Public Health suggests that the recent U.S. presidential election could lead to negative health impacts, particularly among marginalized groups. The study found a link between hostile attitudes towards racial and ethnic minorities and increased risk of disease and premature death.
A team of researchers from the University of Idaho challenges a 2016 study that suggested eastern and red wolves are not distinct species but rather recent hybrids. The new review argues that the data do not definitively prove recent hybridization, instead supporting the genetic and evolutionary distinctiveness of red and eastern wolves.
A new study found that many US secondary school science teachers possess several climate change misconceptions, similar to the general public. The survey of 220 teachers in Florida and Puerto Rico revealed notable errors regarding greenhouse gas emissions and scientific experiments.
Researchers at KAUST have overturned the long-held assumption that DNA molecules move randomly by analyzing their motion using a probabilistic approach. They found that DNA molecules exhibit nonrandom motion with varied speed and molecular 'track', precisely conserving Brownian linear MSD characteristics.
A mutated version of the OBSCN gene may lead to irregular heartbeat and a weakened heart, especially when combined with stress. The study found that this mutation affects protein regulation in heart muscle cells, leading to inefficient heart function.
A new study in Geophysical Research Letters reveals that offshore wind turbines built according to current standards may not withstand powerful Category 5 hurricane gusts. In contrast, Thwaites Glacier's melt rate will continue but not as rapidly as previously estimated.
A new optically tunable capacitor has been developed by Israeli researchers, featuring embedded metal nanoparticles. The capacitor's capacitance is tunable by illumination and exhibits a strong frequency dispersion, allowing for high degree of tunability.
A study published in Molecular Cancer Research reveals that a histone mutation turns off the tumor suppressor gene p16 in up to 70% of childhood brain tumors called diffuse intrinsic pontine glioma (DIPG). Restoring p16 using a drug approved for adult leukemia treatment slows down tumor growth.
The current National Determined Contributions (NDCs) under the Paris Agreement have critical consequences for achieving the goal of keeping warming well below 2°C. The study finds that these pledges leave out key details, leading to a range of emissions outcomes with varying degrees of uncertainty.
Researchers developed a silicon photonic device that can exploit the scattering of light by mechanical vibrations, called Brillouin scattering. The device uses two silicon microdisks with tiny cavities, enabling light and mechanical waves to interact at high frequencies.
Researchers developed new tools to infer context-specific regulatory networks from paired expression and chromatin accessibility data. This approach recovers significant information on binding locations and chromatin states, enabling accurate inferences for gene regulatory relationships.
A pilot study found that digital game-based education improved Turkish language proficiency, executive functions, coding skills, and reduced hopelessness among Syrian refugee children. The Project Hope intervention used a combination of five games, including Minecraft and Code.org, resulting in significant improvements in these areas.
A research team from IDIBELL has characterized the complete epigenomes of the most frequent tumors, including those of colon, lung and breast cancer. The study reveals that anti-cancer genes slow down their activity in cancer-affected organs, but also identifies alterations in distant chromosomal regions.
Researchers at Tulane University have identified a possible explanation for the rapid spread of the Ebola virus, pinpointing a small protein as the culprit. The delta peptide, produced in large amounts during infection, damages host cells and may contribute to severe gastrointestinal symptoms, leading to high mortality rates.
A new study reveals a third species of flying squirrel in North America, known as Humboldt's flying squirrel. The species was previously unknown and inhabits the Pacific Coast region from southern British Columbia to southern California.
Researchers found turbulence caused by colliding galaxy clusters creates hot gas between them, about three times hotter than the sun's core. The team used NASA's Chandra X-ray Observatory and radio astronomy facility to study the phenomenon.
New research from Oregon State University found that the odds of a child enrolling in eligible services are significantly higher when the lead agency is health-focused. The study suggests that primary care physicians and health agencies play an important role in identifying children who could benefit from early intervention services.
The TSRI anti-heroin vaccine has been shown to neutralize heroin and its psychoactive products, blocking them from reaching the brain to cause a feeling of euphoria. Researchers believe this could help eliminate motivation for relapse in recovering addicts.
Researchers discovered that fruit flies carrying Wolbachia bacteria are better equipped to fight off other infections when infected orally rather than via injection. The study also found that male flies experience greater disease protection with Wolbachia than females, highlighting potential differences in immune response between sexes.
Researchers have successfully transmitted quantum key distribution signals from a ground transmitter to a moving aircraft, paving the way for global-scale quantum communication. The system achieved secure keys up to 868 kb in length and demonstrated viability of satellite-based quantum communications.
Researchers have developed a synthetic hackmanite material that produces broad spectrum white light similar to sunlight, with low production costs and non-toxic elements. The material has persistent luminescence, suitable for use in lamps, exit signs, and diagnostic applications.
Researchers at MDI Biological Laboratory studied various parameters of health in C. elegans to develop an empirical definition of old age and predict healthy lifespan. They found movement speed as a key marker for assessing the effect of anti-aging interventions.
Scientists have applied iPANDA, a novel approach for analyzing high-throughput transcriptomic datasets, to identify the earliest signaling harbingers of malignant transition in OSCC. The study reveals that dysregulation of these signaling networks occurs even before precancerous cells invade and acquire malignant potential.
A recent FAU study found that focusing on Corporate Social Responsibility (CSR) strategies can reduce a firm's overall performance and investment efficiency. This is because CSR initiatives often divert resources away from core business practices, leading to losses for shareholders. The study suggests that CEOs should prioritize findin...
Researchers have identified energy metabolism adaptations in soft-shelled turtles that enabled them to lose their hard shells and explore aquatic environments. These adaptations were found in mitochondrial DNA-encoded proteins associated with aerobic respiration and are linked to the evolution of soft-shells in three turtle lineages.
A devastating combination of El Niño and global warming led to extreme temperatures in April 2016 in Southeast Asia, breaking all previous records. Long-term warming has played an increasing role in rising April temperatures, exacerbating energy consumption, crop production disruptions, and human discomfort.
The Warren Alpert Foundation Prize recognizes scientists who elucidated fundamental mechanisms in cancer's ability to evade immune surveillance. The five honorees' work led to the development of effective immune therapies for several types of cancer, turning the tide in the global fight against cancer.
A clinical trial found that HIRREM closed-loop neurotechnology significantly reduced insomnia symptoms, with improvements in heart rate variability and baroreflex sensitivity compared to a placebo intervention. The study showed that HIRREM is more effective than placebo at reducing insomnia symptoms.
A recent study found that different people react differently to white and whole wheat bread, with half responding better to processed flour and the other half to sourdough. The researchers developed an algorithm to predict individual responses, pointing towards a new paradigm in nutrition based on personal microbiomes.
A recent genetic study has challenged long-held assumptions about the relationship between extinct and living elephant species. The research found that a species of giant elephant, Palaeoloxodon antiquus, is more closely related to African forest elephants than previously thought.
The ICARUS detector, measuring 18 meters long and weighing 120 tons, will travel across the Atlantic Ocean from CERN to Fermilab in preparation for its new mission at the U.S. Department of Energy's facility. Once installed, it will search for 'sterile' neutrinos using liquid-argon time projection technology.
A new study published in PeerJ introduces modern techniques to understand the landmark site's history, revealing that dinosaur bones were introduced to the deposit after death. The research suggests a combination of drought periods and flood events led to the accumulation of Allosaurus fossils, with environmental factors contributing t...
Researchers discovered that cancer cells sense their environment's stiffness, slowing down movement with specific drug combinations. This finding has potential for regenerative medicine applications, such as improving adult stem cell therapy.
A new study explores how spouses influence an older adult's decision to complete advance directives, revealing differences in gender and relationship characteristics. The results suggest that joint experience as a couple plays a crucial role in end-of-life planning, with some insights shedding light on individual and spousal factors
Researchers have determined the origin of the 1586 Sanriku tsunami that hit Japan, tracing it to a mega-earthquake in the Aleutian Islands. The study used coral fragments dated to the 16th century and found a precise age of 1572±21 years.
A study by Weizmann Institute researchers reveals that administering 'young matrix' molecules, including Agrin, to damaged mouse hearts can repair and restore heart muscle function. The findings suggest a new direction for research on restoring damaged hearts and may lead to the development of new treatments for heart disease.
A newly discovered mechanism behind reduced insulin production in type 2 diabetes reveals that insulin-producing cells regress and become immature, reducing their function. The study identifies key genes, including SOX5, which affects disease progression and suggests potential new treatments targeting cellular maturity.
Researchers developed an EcoCity model to regulate urban land cover structures and thermal environments, providing fundamental data for urban heat island mitigation. The model showed that land-cover components significantly affect thermal environments in different urban functional zones.
A study by the National Institutes of Health found that drinking artificially sweetened beverages during pregnancy may increase the risk of childhood obesity. Women who consumed at least one artificially sweetened beverage per day were more likely to have children with high birth weights and increased obesity risk at age 7.
A new guide from Tulane University aims to address inherent sex bias in pre-clinical research on metabolic diseases. The guide emphasizes the need to consider sex differences in biological mechanisms, not just hormones, to accelerate discovery and treatment.
Researchers found individuals with amygdala damage more memorable faces looking sideways, but did not improve memory for emotional faces. The study suggests that processing emotions and gaze is more complex than previously thought.
Scientists assess invasive alien plant control measures in Kruger National Park, finding shortcomings including inadequate goal-setting and planning. The study recommends prioritizing species based on formal documentation and regular monitoring to optimize funding allocation.
Researchers discovered autonomous 12-hour clocks that work independently from 24-hour cycles and can be modified by external factors. Altered 12-hour cycles have been associated with human diseases, such as diabetes and metabolic disorders. The study identified over 3,000 genes that follow 12-hour rhythms.
A new study suggests that implementing targeted food policies, such as subsidies for fruit and vegetables and taxes on sugar sweetened drinks, could avert hundreds of thousands of deaths from cardiovascular disease in the US. These economic incentives have been successful in improving dietary choices in the past.
Researchers found that neurons initially rely on many neurons for good prediction of a macaque monkey's decision, but eventually each neuron is maximally predictive as the decision point approaches.
A University at Buffalo-led study found that police officers working the afternoon shift are more fatigued, with a two-fold higher prevalence among male officers compared to day shift workers. Women officers appeared to use more effective coping mechanisms to manage shift work-related stress and fatigue.
Aging stem cells lose their ability to make bone and muscle, leading to frailty and falls. Researchers are targeting the metabolite kynurenine and IDO inhibitors to reverse age-related damage and improve healthspan.
Scientists at the University of Geneva found that a protein called Sara plays a crucial role in guiding endosomes to differentiate between cells, a process essential for fly hair development. Mutant flies without Sara have naked backs, highlighting the significance of this mechanism in cancer tumour formation.
A new study suggests that the standard dosage for pembrolizumab may be unnecessarily high, with personalized dosing resulting in significant cost savings. The study found that using a weight-based dose of 2 mg/kg instead of the fixed dose of 200 mg could lead to annual savings of $825 million.
The ALEX trial demonstrates alectinib's superiority over crizotinib as first-line therapy for ALK-positive non-small cell lung cancer, with improved progression-free survival and brain metastasis outcomes. Alectinib achieved a 53% reduction in progression risk and 68.4% one-year progression-free rate compared to crizotinib.
New studies offer hope for developing a biomarker for research and diagnostics, and a drug for treating progressive neurodegenerative diseases linked to mitochondrial defects. The findings suggest that dimethyl fumarate may increase mitochondria production and lessen the symptoms of muscle diseases caused by mitochondrial abnormalities.
A study by Morel et al. found that physical effort in movements is not solely determined by force resistance but also by the duration of the movement. Additionally, the researchers identified common optimization principles in decision-making and motor control, suggesting a shared mechanism for both.
Researchers have identified an enzyme called Phospholipase A2 that triggers the movement of Smoothened into primary cilia, amplifying signaling activity. This discovery opens new avenues for developing drugs to treat developmental disorders and cancers associated with Sonic Hedgehog pathway hyperactivation.
Researchers found that framing choices as a sequence of events increases imagination and its role in decision-making, leading to increased patience. This approach may be particularly useful when circumstances are less than ideal, such as when multitasking or stressed.
A new study by Michigan State University scholar William Chopik found that friendships become increasingly important to one's happiness and health across the lifespan. In older adults, friendships are actually a stronger predictor of health and happiness than relationships with family members.
Researchers at University of California San Diego School of Medicine found that cancer cells exploit the unfolded protein response (UPR) to activate Wnt signaling, promoting tumor survival and drug resistance. This mechanism enables cancer cells to cope with nutrient deprivation and therapies, contributing to intra-tumor heterogeneity.
Researchers at Drexel University have identified an enzyme inhibitor that could treat some of the neurological effects of Gulf War Illness, a disease linked to organophosphate nerve agents. The study found that correcting microtubule function may alleviate symptoms such as insomnia and cognitive problems.
F8-TNF stimulates killer cells to target sarcomas by identifying them through dormant viral proteins, offering a new avenue for cancer immunotherapy. The treatment has been shown to completely cure mice of sarcoma and grant immune protection against tumor recurrence.
The study found that adult children are the largest group of caregivers, with many limiting social activities due to caregiving responsibilities. Few caregivers used respite care or support groups, but those caring for people with dementia and disability were more likely to use these services.
A study found that people from different cultural backgrounds change their language when lying, with Black African and South Asian participants using more first-person pronouns to distance themselves from the lie. The results challenge Western stereotypes on linguistic cues to deception.