A group of eight passengers who experienced a terrifying plane scare in 2001 had their brains scanned while recalling the event to study trauma memories. The study found that the passengers showed a remarkably similar pattern of heightened brain activity when recalling both the Air Transat incident and the 9/11 terrorist attacks, sugge...
A study found that use of phosphodiesterase type 5 inhibitors for erectile dysfunction was associated with a modest but significant increased risk of malignant melanoma in Swedish men. The most pronounced increase in risk was observed in men who had filled a single prescription, but not among those with multiple prescriptions.
Researchers studied earthquake history in the eastern Indian Ocean, tracing modes of coastal sedimentation over time. They discovered seven subduction zone earthquakes recorded 3,800 to 7,500 years ago, indicating past tsunamis occurred approximately four to six times.
A new study finds that arrest rates for women have surged, while domestic abuse laws have led to more women being charged for defending themselves. The authors argue that the justice system is 'chipping away' at women's rights and need to be treated seriously.
Scientists at Brookhaven National Laboratory developed a new technique to create multi-layered, self-assembled grids with fully customizable shapes and compositions. The result enables the production of high-tech coatings, improved solar cells, and touchscreen electronics.
A new study suggests that positive feelings for one's own country play a stronger role in consumer behavior than negative feelings toward other countries. The findings contradict the idea that 'buying local' means shunning global products.
An analysis of edible medical marijuana products found that many had inaccurate labeling, with some containing lower amounts of THC and higher amounts of CBD. Regulation and quality assurance are needed to ensure accurate product labeling.
A new study found that use of a ring-reinforced shunt improved surgical outcomes in children born with hypoplastic left heart syndrome, reducing the need for repeat surgeries and improving survival rates. The study showed significant progress in a small but noteworthy advance.
A multidisciplinary research team has developed a tool to predict the pandemic risk of avian influenza viruses, including H5N1-type viruses. The tool uses a combination of computational techniques and experimental molecular virology methods to identify candidate pandemic influenza viruses.
Diabetic neuropathy, a condition affecting up to 60% of diabetes patients, can be reversed by stem cell injections that promote angiogenesis and nerve re-myelination. Researchers have identified new mechanisms by which mesenchymal stem cells can improve the condition.
A recent study published in the Journal of Marketing Research found that marketing emotions can significantly impact consumer spending on school supplies and shoe brands. The research revealed that exposure to positive or negative celebrity posters led to increased or decreased spending, respectively, on unrelated products.
Researchers report that statins and angiotensin receptor blockers, commonly used for heart disease, can stabilize endothelial cells lining blood vessels in Ebola patients. This approach may improve survival rates in infected individuals by bolstering the immune system.
Researchers at the University of Texas at Austin used an FDA-approved antihypertensive drug to erase memories associated with cocaine and alcohol addiction in rats. The treatment reversed rewired brain circuits involved in reward learning, suggesting a potential breakthrough in preventing relapses.
Researchers found that equatorial bats in Panama do not employ the sophisticated echolocation technique used by other bat families, instead using a simpler method to locate prey. This lack of refinement may be due to the abundance of food at the equator, making advanced hunting techniques unnecessary.
A new study found annual low-dose CT screening to be safe and effective for identifying pre-cancerous lung nodules. The study identified cases of cancer in participants with nonsolid lung nodules, which can progress to invasive cancer.
A study by McGill University researchers found that homes near BIXI bike-sharing stations in central Montreal saw an average increase of 2.7% in sales price, with each station valued at $700 more in property value. The study suggests that other cities with similar systems may also experience similar effects on housing prices.
A QUT study found that Indigenous drivers in regional and remote communities often drink drive to meet cultural obligations, rather than disregard for criminal law. The study's findings highlight the need for community-focused approach to address this serious public health issue.
The New Guinea flatworm has been found in Florida, marking a significant threat to the US mainland's ecosystem. The invasive species can spread through human agency and infested plants, posing a risk to native snails and other terrestrial molluscs.
A new study by American Marketing Association researchers reveals Chevrolet outperforms local brand Senova in Beijing sales, driven by cultural factors and the desire for prestige. The study found that global brands like Chevrolet have a significant market share advantage over single-country brands.
Researchers found a higher risk of malignant melanoma among Viagra users, but evidence points to socioeconomic and lifestyle factors as the cause. The study analyzed over 20,000 medical records and found no increased risk among those with more prescriptions or advanced stages of the disease.
Research highlights the potential role of moderate coffee consumption in reducing cardiovascular disease (CVD) mortality risk. Key findings include an estimated 21% reduction in CVD mortality risk at a daily intake of 3-5 cups, as well as associations with lower type 2 diabetes risk and improved lifestyle habits.
A Duke University study shows that two biological clocks work together to help plants deal with fungal infections, while maintaining an already-packed daily schedule of activities. The researchers identified a gene called NPR1 that links the two clocks, allowing them to work together and optimize plant defenses.
Researchers at Indiana University discovered that the parasitic plant Viscum scurruloideum lacks genes involved in energy production, a phenomenon not seen before in complex organisms. The plant's ability to survive without these genes is likely related to its parasitic lifestyle.
A study by Hospital for Special Surgery found that most women with lupus can expect a good pregnancy outcome, but those with specific risk factors such as antiphospholipid antibodies are at higher risk. The study identified clinical features and early detection of certain antibodies to predict serious pregnancy complications.
The study found that 39.96% of men and 29.74% of women were overweight, while 35.04% of men and 36.84% of women were obese. These rates are associated with a range of chronic health conditions.
Scientists have developed a new technique to visualize the behavior of ions in supercapacitors, revealing that different processes occur at work in the two electrodes. The research uses nuclear magnetic resonance (NMR) spectroscopy and tiny weighing scales to measure changes in mass as ions interact with the surface.
Research conducted by King's College London found a 50% increase in females reaching age 100 between 1990 and 2013, with women four times more likely to reach this milestone than men. Centenarian men, on the other hand, tend to be healthier, experiencing fewer chronic illnesses and disabilities compared to their female counterparts.
A team of researchers from Purdue University has identified molecules that inhibit the MERS virus's essential 3C-like protease enzyme. The discovery could lead to better treatments for those infected with MERS. The unique properties of this enzyme make it an attractive target for potential treatments.
Three new eriophyoid mite species were found in Xinjiang, China, infesting the undersurface of rose family plants without causing damage. The discovery adds to over 1000 previously identified eriophyoid mites in China.
Researchers at Iowa State University developed micro-tentacles that allow tiny robots to safely handle delicate objects. The spiraling tentacles can bend up to a two-turn coiling action, enabling the robots to grasp and manipulate small objects with precision.
A study of 2,500 young adults found that even mild elevations in blood pressure can lead to subclinical heart damage by middle age. Persistent high blood pressure is a known risk factor for cardiovascular disease, but the new study suggests that 'high-normal' pressure may also be a concern.
Researchers found that mortality rates vary significantly according to kidney disease subtype, suggesting that treatment plans should be tailored towards disease-specific risks. The study analyzed data from 84,301 patients and showed significant differences in survival rates among those with different subtypes of glomerulonephritis.
Researchers developed a robot that mimics a cockroach's rounded shell to reduce drag and increase mobility through dense obstacle courses. The robot successfully navigates complex terrain without additional sensors or motor changes, showcasing the potential of 'terradynamic' streamlining.
A new University of Maryland study has found that online crowdsourced ratings of doctors are representative of a broad spectrum of the patient population, contrary to concerns about 'heckler's veto'. The study suggests that patients who leave poor reviews tend to have less access to the internet or be less familiar with online reviews.
Researchers at Georgia State University found a doubling of establishments permitting smoking in designated dining areas and outdoor spaces. The percentage of restaurants and bars allowing smoking nearly doubled from 9.1% to 17.6% between 2006 and 2012.
The OSIRIS-REx team is preparing to deliver crucial instruments for the NASA mission to collect a sample from near-Earth asteroid Bennu. The spacecraft will map and analyze the asteroid's surface using five key instruments, including cameras, altimeters, thermometers, spectrometers, and an imaging spectrometer.
Researchers investigated nano-islands on a copper surface, finding that as islands grow, they transition from superlubricity to high friction; this phenomenon could lead to innovative nanobearing applications.
The MAVEN mission has discovered that Mars' atmosphere is losing gas to space due to solar wind and electric forces, creating a polar plume of escaping particles. The spacecraft also detected a long-lived layer of metal ions in the upper atmosphere, and witnessed aurora displays caused by solar activity.
Researchers created a visual atlas and dictionary of terms for camel spider jaws, revealing a single evolutionary origin of the flagellum. The flagellum plays a crucial role in reproduction and is found on the jaws of adult males in most species.
A study led by Duke Medicine found that stopping blood thinners before elective surgery has no higher risk of blood clots and less risk of major bleeding compared to traditional 'bridge' therapy.
Researchers at the University of Houston have developed a new formula to calculate the maximum efficiency of thermoelectric materials, which could lead to breakthroughs in clean energy generation. The formula takes into account temperature-dependent properties and can determine whether devices are efficient enough to be worth pursuing.
Researchers found significant decreases in skin scarring and expression of molecular markers after treating SSc patients with fresolimumab. The study suggests that targeting TGF-beta may provide a major treatment advance for scarring-mediated organ dysfunction.
A new study published in PNAS found that conservatives outperform liberals in tasks requiring attention regulation and persistence. Conservatives demonstrated greater self-control than liberals when they believed freewill had a beneficial impact on their behavior.
Experts have proposed new policies to address retirement security, healthy aging, and long-term services. These policies aim to promote healthier aging, improve retirement security, and increase access to long-term services and supports.
Observing white Americans engage in small nonverbal acts like smiling and making eye contact increases positive attitudes towards Black Americans. This study found that positive micro-nonverbal behaviors can be contagious, reducing racial bias and stereotypes.
Researchers have created a smart insulin patch that can detect increases in blood sugar levels and secrete doses of insulin, potentially replacing painful injections for diabetes. The patch uses microneedles to administer insulin, which is released when blood glucose levels get too high.
Researchers have pushed back the time period of sophisticated Pueblo culture by at least 150 years, suggesting a more complex society with relationships to Mesoamerican cultures. The discovery of scarlet macaw remains in ancient settlements has provided early evidence of social hierarchy and trade networks.
Perimeter Institute has secured over $4 million in funding for fundamental research, training, and outreach through strategic partnerships. The investments will support renowned physicists and early-career researchers, fueling innovation and advancements in theoretical physics.
Researchers discovered that cavitation bubbles can pull in nearby particles like black holes, potentially leading to new cleaning methods. The effect depends on particle size and distance from the bubble, with smaller particles moving faster towards the collapsing bubble.
RIT professor Hans Schmitthenner is designing molecular imaging compounds that selectively target prostate cancer cells, using contrast dyes for improved detection. The preclinical phase project aims to enhance image-directed biopsies, potentially reducing pain and side effects.
A new study assesses ecosystem service supply capacities for irrigated rice cropping systems in Southeast Asia, revealing differences between more and less intensively managed areas. The findings suggest that ES-based information can help provide alternative management options for decision-making in agricultural systems.
A recent study published in JAMA Internal Medicine found that more than half of long-term smokers and ex-smokers who pass lung-function tests have respiratory-related impairments. The researchers evaluated 8,872 people aged 45 to 80 who had smoked at least a pack of cigarettes a day for 10 years.
Researchers examined nationwide trends in erectile dysfunction and surgical management from 2001 to 2010. The study found that while erectile dysfunction prevalence increased, penile prosthesis use decreased, but was more common in sicker patients.
A 40,000-year-old jawbone discovered in Europe has revealed that modern humans interbred with Neanderthals after their arrival in the continent. The study, led by HHMI investigator David Reich, found that six to nine percent of the individual's genome is from Neanderthals, indicating a recent ancestry.
Scientists have discovered a new material that exhibits extremely large magnetoresistance due to its superfast electrons. The material, niobium phosphide, has the potential to revolutionize the design of electronic components, enabling faster processing and storage of data.
A new Penn study shows that preserving social network boundaries can facilitate the spread of complex ideas, contradicting previous theories. By analyzing computational models and correlations between individual characteristics, researchers found that stronger group ties allow for more effective knowledge sharing across organizations.
A lightning strike sparked the Washington Fire near California Highways 4 and 89, fueled by strong erratic winds and severe drought conditions. The fire has grown to 8,000 acres since initial firefighting efforts began on June 19.
A recent review highlights the impact of stress on cat behavior and welfare, including changes in exploratory behavior, social grooming, and urine marking. Strategies to prevent or reduce stress include a three-phase reintroduction protocol, environmental enrichment, and breeding strategies that promote well-balanced temperament.
Researchers from the University of Valencia analysed 154 brands of beer and found that heavy drinkers consume toxic substances exceeding safety limits. The study reveals low exposure for average consumers, but highlights concerns among those who drink large quantities of beer daily.
Tropical Storm Kujira experienced strong vertical wind shear, displacing convection from its center. The strongest storms had coldest cloud top temperatures, indicating potential for heavy rainfall.