Research finds hybrid birds take longer, more difficult routes than their parent species, with strong genetic control of migratory behavior. The study suggests that mixed genetic background helps maintain the diversity of songbirds.
Researchers at NIST have clocked nanorods spinning up to 150,000 revolutions per minute, 10 times faster than any other nanoscale object in liquid. This discovery has opened up potential uses for nanomotors in medical treatments and industrial processes.
NASA's Aqua satellite provided dual views of Typhoon Matmo, capturing its visible clouds and infrared temperatures. The storm made landfall on Taiwan's east coast, generating rough seas and typhoon-force winds.
A new study published in the Endocrine Society's Journal of Clinical Endocrinology & Metabolism found that individuals with schizophrenia have lower levels of vitamin D than healthy people. People with vitamin D deficiency are 2.16 times more likely to have schizophrenia, highlighting a potential connection between vitamin D and psychi...
Researchers found that African elephants have the largest number of olfactory receptor genes, with almost 2,000 OR genes. This unique repertoire is likely important for their living environment and allows them to detect subtle scents.
Researchers studying banded mongooses found that stress hormones inhibit future parental investment. High levels of glucocorticoids reduce cooperation and social behavior in future breeding seasons.
A recent study found that consumers are willing to pay more for products when thinking about the past, rather than new or future memories. The researchers also discovered that nostalgia can weaken a person's desire for money, making them more likely to donate or give more to others.
A new study by George Washington University researchers found that autoimmune disorders and cancer share common pathogenic mechanisms. The study identified survivin as a key mediator of autoreactive cell survival in myasthenia gravis, an autoimmune disease that can lead to severe muscle weakness. The findings suggest a potential therap...
Researchers at IDIBELL and University of Barcelona discover HERC2 regulates p53 activity, a key step in tumor progression. The study suggests mutations in HERC2 may be associated with cancer in humans.
Researchers used evolutionary game theory models to study information flow in the natural world, finding that arbitrary signals can come to mean something through a natural process. This discovery may help explain how words gain meaning and acquire meaning through biological evolution, social learning, or other adaptive processes.
A new study shows that LED lighting can produce favorable results in greenhouse grown annual bedding plant seedlings. The optimal LED red:blue light ratio was found to be between 70:30 and 100:0, resulting in higher stem caliper and root dry mass compared to high-pressure sodium lamps.
A UK-led study has discovered over 100 genetic risk factors linked to schizophrenia, shedding light on the biological cause of the condition. The findings point to new biological mechanisms and pathways, including genes associated with schizophrenia being active in the immune system.
Researchers analyzed NBA coaching decisions over two decades, finding that hasty adjustments following close losses backfire, resulting in extra losses per season. Coaches also underreact to close wins, particularly those with large margins, making it essential to consider all information when evaluating performance.
The AP-NORC Center's national survey reveals that Americans prioritize doctor-patient interactions and personality traits over care effectiveness when choosing a doctor. Overwhelming majorities support public reporting requirements to improve healthcare quality, but many struggle to find trustworthy information.
The study found that beef is the most costly to the environment, followed by dairy and poultry, while pork and eggs are relatively similar. The researchers developed equations to calculate the environmental costs per calorie and protein unit, providing a comprehensive picture of the ecological impact of various foods.
A Canadian national survey found that most women lack knowledge of heart disease symptoms and risk factors. Women surveyed were often unaware of their own risk status and had a low understanding of the major symptoms of heart disease.
A new study analyzing hospital data from 2001 to 2010 found that young women with a heart attack have longer hospital stays and are more likely to die in the hospital compared to men. The study suggests that raising awareness of controlling cardiovascular risk factors is crucial for improving outcomes in this population.
Researchers discovered that a particular EPA metabolite, 18-hydroxyeicosapentaenoic acid (18-HEPE), plays a crucial role in protecting against cardiovascular diseases. This metabolite was produced by immune cells and confirmed its heart-protective effects.
A significant increase in forest and land fires was detected in Riau province, with 154 hotspots reported on July 20, 2014. The smoke from these fires poses a risk to air quality, potentially spreading to neighboring countries like Malaysia and Singapore.
A recent study published in Geophysical Research Letters suggests that the slowdown in global warming between 1998 and 2013 was due to a natural cooling fluctuation, rather than human-induced emissions. The study uses statistical analysis to identify patterns consistent with pre-industrial temperature swings.
Severe forest fires are burning across the region, with 160 wildfires currently active, and a total of 855,000 hectares burned so far this year. The area burned has grown eight-fold compared to the 10-year average, posing high fire danger in the region.
A new study found that peer-led interventions targeting parental well-being can significantly reduce stress, depression, and anxiety in mothers of children with disabilities. The interventions led to improvements in mental health, sleep, and life satisfaction, as well as fewer dysfunctional parent-child interactions.
Researchers have identified over 100 genetic locations associated with schizophrenia risk, revealing biological pathways that could inform new treatment approaches. The study expands understanding of the disorder's genetic basis and underlying biology.
A new study by UT Arlington researchers found that many young adults are not aware of the female condom, a barrier method protecting against STIs and unplanned pregnancies. The study suggests that effective communication is crucial for its adoption, with design, protection, and convenience being key characteristics.
A study found that parents of obese children frequently misjudge their child's health and prioritize dietary changes over increased physical activity. The researchers suggest that education, income, and race/ethnicity have no bearing on a parent's willingness to make dietary changes.
Researchers have discovered that preventing abnormalities in the insulating sheath surrounding nerve cells is associated with better function following neurotrauma. Treatment strategies, including calcium channel inhibitors and red/near-infrared irradiation therapy, can preserve myelin and prevent long-term loss of function.
Researchers are investigating whether brain estrogens enhance learning and memory in young birds and adults, with the goal of developing targeted treatments for cognitive disorders. Studies will use drugs to manipulate estrogen levels and electrophysiology to assess memory consolidation.
Researchers found that an enzyme called acid sphingomyelinase (ASM) disrupts autophagy in patients with Alzheimer's disease, leading to toxic protein accumulation. Reducing ASM activity restored autophagy and improved memory in mice with AD-like disease.
A new study doubles the number of documented Christianson Syndrome cases and proposes the first diagnostic criteria for the condition. The criteria include symptoms such as intellectual disability, epilepsy, and hyperactivity, and are based on genetic analysis that reveals distinct mutations in the SLC9A6 gene.
A rare gene variant associated with a threefold risk of bipolar disorder, a two-to-three-fold increased risk of schizophrenia or alcohol dependence, and a threefold risk of developing the condition. The variant is found in approximately one in every 200 people.
The marmoset genome reveals unique genetic characteristics associated with twinning and dizygotic twins' chimerism. Researchers also discovered a cluster of genes linked to small body size in marmosets.
A NASA satellite captured a visible image of Typhoon Matmo's western quadrant sweeping over the eastern Philippines on July 20. The storm is intensifying, with maximum sustained winds near 70 knots and expected to peak at 105 knots by July 23.
A recent national poll found that most parents seek healthcare providers' guidance on circumcision but don't want a specific recommendation. Only 23% of respondents wanted their pediatrician to make a decision for them.
Researchers tracked seals' movements using GPS and found some individuals repeatedly visiting offshore wind farms, where they foraged on turbines and pipelines. This behavior suggests that man-made structures serve as attractive hunting grounds, potentially impacting seal populations and prey availability.
Scientists discovered a regulatory network contributing to abnormal cell proliferation in diseases like cancers and psoriasis. MicroRNA miR-21 is degraded through PAPD5, which breaks the pathway's disruption in many cancers.
Hospital performance measures must be adjusted to consider patient sociodemographic status factors or disparities in outcomes and access. Long-term remission of HIV returns after patients stop antiretroviral treatment through allogeneic hematopoietic stem cell transplantation, but virus rebounds when therapy is restarted.
ROS1 gene fusions were detected in 12 out of 492 specimens examined for lung adenocarcinoma using RT-PCR and IHC tests. ROS1 positive patients are significantly younger than the entire population, but there are no associations with gender or smoking history.
A new study by Petri Kärenlampi refines the biological evolution model by incorporating species interactions and varying degrees of symmetry. The results show that anti-symmetric interactions lead to large, stable ecosystems, while symmetric systems remain small.
Researchers at Cedars-Sinai Medical Center are developing a combined investigational treatment for locally advanced pancreatic cancer, combining radiation with chemotherapy and a PARP inhibitor. The study aims to identify patient biomarkers that can provide clues into individual treatment response and improve survival rates.
NASA-NOAA's Suomi NPP satellite captures infrared image of Typhoon Rammasun before landfall, showing powerful thunderstorms with heavy rain potential. The storm brings maximum sustained winds of near 100 knots (115.1 mph) to the south China/Vietnam border.
A UC research study reveals that mammoths and mastodons were likely year-round residents of the Cincinnati region, with distinct diets and habitats. The findings suggest a greater understanding of these prehistoric creatures' behaviors, which could inform modern-day elephant conservation efforts.
Scientists have found a mechanism that allows fruit fly cells to maintain coordinated biological processes despite temperature extremes. The discovery centers on a protein called Klar, which slows down raw material delivery to match the rate of protein building.
A novel HIF-1α viral vector effectively reduces apoptosis in primary cultured hippocampal neurons exposed to amyloid-beta protein. This breakthrough may lead to the development of gene therapy as a potential clinical treatment for Alzheimer's disease.
A new epigenetic test has been validated to accurately predict prostate cancer risk, eliminating the need for unnecessary repeat biopsies. The test demonstrated a negative predictive value of 90% in one trial and 88% in another, confirming its potential as a diagnostic aid.
A new Northwestern University study finds that an intervention focused on strengthening families can reduce inflammation in children from low-income backgrounds. The training program improved parenting and communication between parents and children, leading to reduced inflammation.
Using a femtosecond laser source, the team imaged an acetylene molecule's transformation into vinylidene with unprecedented spatial and temporal resolution. This breakthrough allows researchers to study ultrafast molecular dynamics of small organic molecules.
A major new Series on HIV and sex workers published in The Lancet concludes that decriminalizing sex work is crucial for controlling the HIV pandemic. Decriminalization could avert at least a third of HIV infections among sex workers and their clients, while reducing sexual violence and improving access to healthcare.
Researchers used geolocators to track songbirds' migration patterns, finding that hybrid species exhibited increased variability in their routes. This study supports the hypothesis that differences in migratory behavior can act as postmating reproductive isolating barriers.
A recent Temple University Health System study compared the safety of two treatments for deep vein thrombosis (DVT): catheter-based clot removal and blood-thinning medication. The study found similar in-hospital mortality rates for both groups, but higher bleeding risks with the catheter procedure.
Researchers from North Carolina State University assessed the effectiveness of three filter bed substrates (sand, soil, and slate) in reducing pollutants and supporting plant growth in rain gardens. The study found that all three substrates functioned in reducing pollutant quantity, but with varying levels of success.
A recent study by Ren examined the causes of a devastating debris flow in China, which killed over 1000 people. The research found that geological conditions, surface loading, vegetation roots, and extreme precipitation all contributed to the disaster.
Researchers from University of Pennsylvania use cutting-edge microscope to study graphene nanoribbons, revealing how atomic geometry affects electrical conductivity. The study provides crucial insights for designing graphene-based integrated circuits and computer chips.
Researchers have discovered 108 genetic loci associated with schizophrenia, a significant increase from the 30 previously reported. The study suggests that these genetic variations may exert their effects by turning genes on or off rather than coding for proteins.
Increased use of less toxic chemotherapy treatments in advanced NSCLC is associated with higher overall survival. The study found a significant increase in survival rates among patients receiving second-line therapy, with median overall survival ranging from 3.9 to 11.8 months.
A study by Michigan State University researchers found that sleep deprivation can lead to errors in memory, particularly in simulated crimes, with those getting less than five hours of sleep more likely to misremember event details.
Researchers found that Ginkgo biloba treatment improved recovery and reduced brain damage after inducing experimental stroke in mice. The treatment also enhanced neurogenesis due to increased protein expression of hemeoxygenase 1, an antioxidant gene involved in neurogenesis.
Dr. Surendra Sharma, a research scientist and professor at Women & Infants Hospital of Rhode Island, has received the Distinguished Service Award for advancing reproductive immunology research. His laboratory focuses on understanding premature birth and pregnancy complications.
Researchers discovered that faulty dopamine signaling can alter the activity of over 2,000 genes in the brain's prefrontal cortex, potentially leading to schizophrenia and other complex neuropsychiatric disorders. The study suggests a potential therapeutic approach using dopamine activators to restore normal signaling.
A team of University of California, Riverside students designed a tray that reduces particulate matter pollution from grilling by 70% when placed under grill grates. The tray, which can be installed in existing grills, draws untreated air through a filter to decrease PM2.5 emissions.
The study of flint remains found in the open-air Ametzagaina site has determined the economic territory of human groups that lived there for about 2,000 years. The researchers found that these groups exploited flint outcrops on both sides of the Pyrenees, shaping their territory like a sandglass.