Researchers find evidence suggesting an asteroid/comet impact reignited massive volcanic eruptions in India, coinciding with the worldwide extinction at the end of the Cretaceous Period. The eruptions, known as the Deccan Traps, produced climate-altering gases that may have played a role in the mass extinction.
A new method of increasing reactivity in ultrathin nanosheets can make fuel cells for hydrogen cars cheaper, promising faster and more efficient production. By tuning the materials' thinness, researchers can create more strain, changing material properties and accelerating reactions.
A new oral medication targeting NF-κB, a key link between loss of dystrophin and disease progression, has been well-tolerated in boys with Duchenne muscular dystrophy. The Phase 1 clinical trial results indicate that the drug can reduce levels of NF-κB-regulated genes and serum proteins thought to originate from damaged muscles.
Researchers at MIT and ETH in Zurich have developed a system to produce coherent single photons using perovskite quantum dots. The study found that these materials can maintain coherence levels approaching those of established emitters, making them promising for quantum computing applications and secure quantum communications.
Researchers found that sealing holes less than 3mm wide can keep out most brown marmorated stink bugs. Removing dead stink bugs can also deter new arrivals, while 'seeding' traps with corpses may improve performance but requires further testing.
The article explores the intersection of social media, emerging technologies, and medical ethics. Bioethicists discuss various issues such as bias in AI systems and patient relationships affected by social networking sites. The authors also provide recommendations for addressing ethical challenges in these areas.
A study published in Nature Climate Change finds that climate change can redistribute the strength of ecological interactions between predator and prey species. Higher temperatures lead to more intense predation pressure, while increased climate instability weakens predators' effectiveness in controlling pests.
A new method borrows from Goldilocks thinking for evaluating metal thickness, finding the ideal electrode thickness. This technique can increase catalyst activity by 10-50 times and use 90% less metal than current fuel cells.
A new CMP-fusion strategy called CRISPR-chrom enhances CRISPR-Cas9 genome editing efficiency, especially at previously difficult-to-target sites. The approach demonstrates a substantial increase in CRISPR-Cas9 activity with no notable increase in off-target effects.
A recent study found that handwritten font on menus can convey a sense of love and care, leading customers to believe healthier food options are better for their bodies. This perception influences customer behavior, including increased social media interaction with the restaurant's brand.
Researchers at KTH Royal Institute of Technology developed an innovative nanocoating technology that can degrade microplastics using visible light, reducing energy consumption and byproducts. The technology showed a 30% increase in degradation of low-density polyethylene microplastic residues.
JILA researchers have made a long-lived, record-cold gas of molecules that follow the wave patterns of quantum mechanics. The creation of this gas boosts the odds for advances in fields such as designer chemistry and quantum computing.
Fires increased during phases of lush steppe oak forest growth in relatively humid and warm climates. This contradicts the assumption that dry brushwood was decisive for early fires, suggesting fire risk is linked to plant biomass.
A new study from UC Berkeley finds that a soda tax led to a significant decrease in sugary drink consumption, with water consumption also increasing. The results suggest that taxes may be an effective tool in reducing sugar-linked diseases like diabetes and cardiovascular disease.
A Rutgers University study has discovered that fruit fly wings remain the same shape even when cells are manipulated to change their division pattern, revealing a new way organs form. This breakthrough could lead to improved diagnosis and treatment of genetic diseases like mitral valve prolapse and van Maldergem syndrome.
The collection of over 1,700 animal and plant specimens from Sir Charles Lyell's era provides insight into volcano formation and palaeontology. The data is now easily searchable for researchers worldwide.
A new study published in the Journal of Child and Adolescent Psychopharmacology found that saffron was as effective as methylphenidate in controlling ADHD symptoms in children and teens. The researchers also noted similar side effects, making saffron a promising herbal alternative for treating ADHD.
A new study from Indiana University's Kelley School of Business found that amateur investors with high self-efficacy are prone to crowd bias and herding behaviors, leading to poorer investment decisions. The researchers suggest that online training courses could help mitigate these risks and improve the equity crowdfunding landscape.
Researchers found seven bacterial genes in yeast that enable iron-scavenging molecules production. The genes originated from bacteria and were transferred horizontally to yeast through a process called operon acquisition.
The report identifies weaknesses in current Illinois law and recommends strengthening the state's gun purchaser licensing system, expanding firearm prohibitions for domestic abusers, and providing more funding for local initiatives. These policies aim to reduce gun violence and homicides in Illinois.
Researchers have developed a human-on-a-chip model that can mimic the effects of chronic drug exposure, overcoming limitations of previous organ-on-a-chip systems. This breakthrough technology allows for realistic replication of system responses to compounds, enabling more accurate prediction of toxicity and efficacy.
Researchers discovered that EDA/EDAR signaling drives the wave of patterning, while FGF20 induces cell aggregation and compresses the epidermis to intensify FGF20 expression. This process shapes the precise hexagonal array of feathers in birds.
A new study suggests that social connectedness can act as a protective buffer against the negative mental health effects of cyberbullying. The findings indicate that individuals with stronger social connections are less likely to experience depression, anxiety, and stress due to cybervictimization.
A new study found that offering teachers a $5,000 retention bonus led to an increase in test score gains among students in both reading and mathematics. The program, which was implemented in high-poverty schools in Tennessee, saw a significant improvement in reading test scores among students compared to similar non-participant schools.
Scientists have discovered how bird feathers form in a wave-like motion, creating a regular pattern in the skin. This discovery could help design strategies to reduce feather density in farmed birds, improving their heat tolerance in tropical climates.
Researchers at Julius-Maximilians-Universität Würzburg reconstructed the evolutionary history of genes controlling leaf pore movement in flowering plants. They found that most genes belong to old families present in all plant groups, including green algae, suggesting they developed before land colonization.
Researchers used a global network of radio telescopes to detect a compact jet of material expanding at close to the speed of light. The jet's existence challenges previous models of binary neutron star mergers, which suggested it was not possible for such a structure to form.
Dr. Ekaterina Dobryakova, a researcher at Kessler Foundation, has been honored with the International Neuropsychological Society's Early Career Award for her work on traumatic brain injury and multiple sclerosis. Her research focuses on noninvasive interventions to address cognitive deficits caused by these conditions.
A new study confirms that obesity impairs vitamin D conversion in the liver, affecting its major form in the blood. This finding highlights the need for targeted treatment approaches, such as calcidiol, to address vitamin D insufficiency in obese individuals.
A team of international scientists and conservationists has successfully rediscovered the world's largest bee, Wallace's giant bee. The species was lost to science since 1981 but has been found in Indonesia, where it is threatened by forest destruction.
Researchers create experimental device to subject bioengineered heart tissue to dynamic strain cycles and measure electrophysiological response. Contrary to previous studies, they found that rapid strains do not disrupt electrical impulses, suggesting alternative explanations for deadly blows to the chest.
A new study found that women with higher perceived social support had lower mortality rates, even after accounting for factors like income and education. The researchers suggest that social support may serve as a health intervention for some individuals.
Researchers expand the genetic alphabet from four to eight letters, demonstrating a double increase in information density. The new DNA and RNA-like systems may be useful for future synthetic biological applications, including larger molecular structures.
Researchers at KAUST created a library of fluorescently marked, GPR-1-overexpressing strains to interrogate gene function and study transgenerational epigenetic inheritance. This tool allows scientists to generate worms with recoded genomes for synthetic biology applications.
Researchers have developed a new approach to create enzyme-responsive nanostructures that can sense overexpression of MMP-9, helping diagnose cancer and autoimmune diseases. The design guidance enables the creation of smart-drug delivery vehicles with precisely tunable properties.
A new study finds that sustained smoking cessation can delay or prevent the development of seropositive RA, a more severe form of rheumatoid arthritis. Quitting smoking for good reduces risk by 37% after 30 years.
Researcher Jianhai Du finds that tumor cells hijack glucose metabolism to fuel cancer growth, while retina cells use it to renew photoreceptor membranes. MPC1 protein plays a critical role in regulating glucose uptake in both cell types.
The partnership aims to advance genetic diagnosis and therapy for patients with muscle wasting neuromuscular diseases, including motor neurone disease and muscular dystrophy. AIIMS will launch its first patient trials, providing insight into the different genes present in India's populations.
A study of 230,732 women found that long-term smoking cessation reduces the risk of a certain form of rheumatoid arthritis by 37%. This type of RA tends to have a more severe disease course with joint deformities and disability.
A team led by Ludwig-Maximilians-Universitaet neurobiologist Laura Busse investigated how the brain processes visual stimuli. They found that most types of retinal ganglion cells transmit information to the visual thalamus, but with selective processing and weighting at the first neuronal waystation.
New research reveals CEOs control information release and manipulate markets to lower share prices, benefiting themselves through stock options. Despite regulations, CEOs continue to exploit their informational advantage to bypass oversight.
Researchers at UBC's Okanagan campus have discovered that irrigation with lake water releases CO2 from bicarbonates, a natural process that has practical applications for agriculture-based communities. The study suggests that understanding this process is essential in combatting rising atmospheric greenhouse gases.
Scientists at University of Oxford have identified a novel biochemical pathway, CHLORAD, that enables plants to tolerate environmental stresses. This breakthrough could lead to more resilient crop varieties essential for global food security.
Scientists have identified a key role for protein Akna in regulating neural stem cells via microtubule organization, promoting differentiation and detachment from the niche. This mechanism also plays a crucial role in epithelial-to-mesenchymal transition.
Researchers identified a new type of immune cell called macrophages that play a critical role in heart valve formation and maintenance. These heart-derived macrophages are particularly adept at consuming excess tissue, making them indispensable to the formation and maintenance of healthy valves.
A University of British Columbia study found that automated photo enforcement programs significantly reduce property-related crimes, in addition to collisions, by deterring unsafe driving behaviors. Researchers developed a planning chart to optimize the deployment of mobile speed enforcement units.
A new robotic sensor technology has been developed to measure hormones affecting fertility, sexual development, and menstruation quickly and cheaply. The technology, called RAPTER, uses a novel biosensor linked to a robotic system to provide real-time results, paving the way for more personalized medicine.
Researchers at the University of Helsinki have uncovered a novel cellular stress response to toxic mitochondrial proteins, which causes complex neurological syndromes. A clinically approved drug has been found to block the production of toxic proteins and trigger a stress response in animal models.
A recent study from Oregon State University reveals that over 63% of American children and 55% of Americans live in 'asset' poverty, meaning they have limited assets to rely on during financial crises. This form of poverty poses significant challenges for families, especially those headed by single mothers.
A team of researchers led by Joshua Sanes created the first cellular atlas of the primate retina, identifying 65-70 separate cell types and their expressed genes. The study sheds light on the mechanisms that give rise to differences in foveal cells and offers a foundation for understanding vision-related diseases.
Researchers tracked bottlenose dolphins in Indian River Lagoon using radio-telemetry, revealing new insights into their social behavior, activities, and habitat preferences. The study found that dolphins spent most of their time traveling and milling together in groups, with a surprising amount of alone time, especially for juveniles.
Changes to standard urine orders led to a 45% reduction in unnecessary tests for asymptomatic patients. Nurses play a crucial role in antimicrobial stewardship, and practical guidance is needed to integrate them into efforts.
A review of over 140 studies explores climate change's impact on animal life, including humans, through increased frequency and severity of heat waves. Behavioral changes, such as altered migration patterns and increased water demands, may lead to dehydration and cellular stress.
Patients with interstitial lung disease often experience significant treatment burdens, including drug-disease interactions. The study highlights the importance of careful evaluation before treatment initiation to minimize complications.
Astronomers found a tiny moon, Hippocamp, around Neptune that shouldn't exist due to gravitational clearance by Proteus. The moon is thought to be a chipped-off piece from Proteus resulting from a comet collision, measuring 20 miles across.
A UK-based study found that 31% of young people experienced traumatic events during childhood, with those exposed to trauma twice as likely to develop mental health disorders. Only a small proportion of young people with PTSD received effective treatment.
Research finds that prenatal exposure to phthalates, widely used in personal care products, can lead to long-lasting adverse effects on motor function in children. Girls and boys exposed prenatally may experience increased motor skill deficiencies, affecting daily activities and mental health.
A USC study found that the US has the highest drug overdose death rates among high-income countries, with mortality rates tripling over the past two decades. The study suggests that the epidemic is contributing to the widening gap in life expectancy between the US and other high-income countries.
Physicists have discovered a new effect, known as Kondo-like phonon scattering, which explains the low thermal conductivity of certain materials. This discovery paves the way for creating excellent thermal insulators that conduct electricity, enabling the conversion of waste heat into electrical energy.
Researchers analyzed cervical precancers over seven years and found a 21% decline in CIN2+ cases attributed to HPV16/18. The proportion of these cases declined among vaccinated women, suggesting the vaccine's effectiveness in preventing cervical disease.