Researchers at Florida Atlantic University will design and deploy a software-defined testbed for real-time undersea wireless communications and surveillance. They aim to advance the state-of-the-art in 3D passive undersea acoustic localization by providing novel algorithmic solutions.
Researchers discovered that cuttlefish can detect low-frequency vibrations from approaching predators, allowing them to avoid capture by swimming in the same direction as the water flow. In a controlled experiment, cuttlefish were found to be aware of the disturbance and changed their skin patterns in response.
Research identifies common molecular mechanism underlying diabetes-induced nerve damage, paving way for potential drug candidates. The study found that reactive oxygen species play a key role in the process and that pharmacological inhibition of ROS can prevent nerve damage.
A NASA team has demonstrated fully autonomous X-ray navigation in space, utilizing millisecond pulsars to precisely determine the location of an object moving at thousands of miles per hour. This technology offers a new option for deep-space navigation that could work in concert with existing spacecraft-based radio and optical systems.
Researchers at Caltech developed TRACT, a method to visualize neural connections in real-time within living flies, enabling the creation of brain wiring diagrams. This technique could help scientists understand neurological and psychiatric conditions by monitoring neuronal connections in the brains of hundreds of flies daily.
New research reveals heterochromatin is less dense than previously thought and features a velcro-like protein called HP1 that allows genes to be locked down. The study's findings have implications for understanding higher-order structures like nucleosome strings.
A study found that outdoor lessons in nature increase student engagement and attention span, reducing the need for teacher redirection. Teachers can now teach uninterrupted for almost twice as long after an outdoor lesson, leading to potential improvements in academic achievement.
Researchers have developed a superporous solid that can absorb up to 200% of its own weight in atmospheric moisture, overcoming challenges of existing porous solids. The material, Cr- soc -MOF-1, maintains its structural integrity and performance over multiple water vapor adsorption-desorption cycles.
A team of researchers proposes a scenario mapping approach to test disaster preparedness and response to unknown, complex events. They found common vulnerabilities triggered similar cascading effects, suggesting that highly-developed countries are susceptible to M.OR.D.OR scenarios.
NASA's JPSS-1 satellite captured visible images of Tropical Cyclone Joyce as it moved south along the northwestern Australian coast on January 11. The cyclone had maximum sustained winds near 45 knots and was forecast to make landfall near Wallal Downs mid-day local time on January 12.
Researchers discover that training the innate immune system through β-glucan can prime it to respond more robustly to threats, including infections and chemotherapy. This approach could lead to new strategies for preventing neutropenia and improving treatment outcomes.
Researchers developed a probabilistic modeling approach using artificial intelligence techniques to predict seizure-generating brain regions from non-seizure data. This could significantly improve the accuracy and reduce the time needed for identifying these regions, potentially transforming the field of epilepsy surgery.
Researchers at USC Viterbi School of Engineering developed a new, energy-efficient frequency comb that can be used to encrypt data and protect the security of cryptocurrencies. The comb requires 1000x less power than traditional combs, making it suitable for mobile applications.
A new study from the University of Gothenburg suggests that higher education and income are key factors determining whether women participate in cervical screening. The study, which analyzed data from over 581,000 women, found that country of birth was not a significant factor in participation rates.
A recent review of US Food and Drug Administration registration data reveals that the proportion of women participating in clinical trials gradually increases from phase 1 to phase 2/3 trials. The analysis of 38 drugs with over 185,000 trial participants shows no systemic significant under-representation of women.
Heavy rainfall in California, fueled by wildfires, caused deadly mudslides that killed at least 17 residents. NASA's LHASA model provided a landslide hazard assessment map, showing the potential for landslides.
Researchers found that altering the clothing worn by actresses affected empathic responses, with reduced feelings towards objectified women and reduced brain activity in empathy-related areas. The study suggests a link between objectification and diminished emotional understanding.
Developed in Brazil, the device measures temperatures in a wide band between 80-750 kelvin using spectroscopy and has applications in manufacturing and biological processes. It can be used in electronic equipment identification and detection of viral or bacterial infections.
A study found that hormone therapy can alleviate eating disorder symptoms in transgender individuals, particularly those who identify as female. The research, which analyzed over 560 patients, suggests that hormone treatment improves body satisfaction and reduces perfectionism, anxiety, and depression.
A new method of securely communicating between multiple quantum devices has been developed, enabling a large-scale, un-hackable quantum network. The approach uses quantum laws to ensure security and can work for any device, regardless of manufacturer, bridging the gap between theory and practical implementation.
A team of researchers sequenced and annotated the genomes of six Aspergillus species, identifying biosynthetic gene clusters for secondary metabolites of interest. The study highlights a new analysis method that pinpointed candidate genes for diverse compounds, providing potential tools for improving biofuel production.
A study by Dr. Jonathon Rendina and Dr. Jeffrey Parsons found that 70% of HIV-positive and 36% of HIV-negative men perceive the 'Undetectable = Untransmittable' message as accurate, with rates increasing since earlier studies. Regular testing and PrEP use are associated with higher accuracy perceptions.
Hospital patients believe inadequate nursing staff negatively impact their care experience. The study highlights the importance of sufficient nurse-to-patient ratios in improving patient satisfaction and overall hospital quality.
Recent advances in gene therapy have led to successful treatments for patients with serious medical conditions. Emerging genome editing technologies, such as CRISPR/Cas9, hold promise for broader and more effective gene therapy approaches.
A prospective cohort study found that young women diagnosed with breast cancer who carry a BRCA mutation have the same chances of survival as women without the mutation. After treatment, women with early breast cancer and BRCA mutations do not have a significant difference in overall survival compared to those without the mutation.
The discovery of benzonitrile marks a significant milestone in understanding the source of the Milky Way's mysterious infrared glow. The detection provides chemical breadcrumbs from simple molecules to larger PAHs, shedding light on their ubiquity in interstellar space.
A new study from The Scripps Research Institute found that dietary xenoestrogens like zearalenone and genistein can reverse the effects of palbociclib/letrozole combination therapy for breast cancer. Exposure to these compounds may significantly reduce the effectiveness of anti-estrogen treatments.
A new study in The Lancet Psychiatry found that tamper-resistant oxycodone tablets had no significant effect on rates of opioid use or harms at a population level. However, the study did find that people who inject drugs were less likely to tamper with the tablets, suggesting a potential benefit for this group.
Researchers identify hundreds of genetic changes that enable malaria parasite resistance to multiple drugs. The study provides insights into the development of drug-resistant strains, highlighting potential targets for novel treatment options.
Researchers from Ludwig-Maximilians-Universität München have identified a signaling pathway that restricts cleavage furrow formation to the mid-plane of the cell. This pathway involves the enzyme Aurora A, which is activated on astral microtubules and diffuses to the cell membrane at the poles to suppress contractile ring formation.
UK schoolchildren's evolution acceptance is linked to their scientific aptitude, not psychological conflicts with belief systems. The study found that lower-aptitude students struggled to understand science concepts and responded poorly to teaching on both evolution and genetics.
Researchers found a higher frequency of LRRK2 gene mutations in Ashkenazi Jewish patients with Crohn's disease, which also increases the risk of developing Parkinson's disease. The study's findings could lead to better understanding and treatment of both conditions.
Dr. James N. Moum selected as a Fellow of The Oceanography Society for his outstanding contributions to widely used observational techniques and understanding of ocean mixing over a broad range of processes and scales. His work has elucidated the impact of turbulence on various spatial and temporal scales.
A study of 47 GPs found that dysfunctional working relationships, unsupportive colleagues, and fear of complaints are significant stressors. GPs who felt isolated and unsupported reported burnout, depression, or anxiety.
A new study published in The Journal of Urology found that cycling does not negatively impact men's sexual and urinary health. Contrary to previous studies, recreational and intense cycling were shown to have no detrimental effects on erectile function or prostate health.
A team of Canadian researchers has discovered a way to re-program innate immune cells to kill tuberculosis. The innovative work aims to make vaccines more effective against TB and other infectious diseases like the flu. By targeting stem cells in the bone marrow, scientists were able to boost the killing efficiency of macrophages.
A study published in Veterinary Record found that commercial raw meat diets (RMDs) are contaminated with zoonotic bacteria and parasites, which can be transmitted to humans. The research highlights the need for pet owners to be aware of these risks and take proper hygiene measures to minimize exposure.
A study published in the Journal of the American Geriatrics Society found that older adults who received transitional care nurse (TCN) services at emergency departments had lower rates of hospital admissions compared to those who did not receive such services. The GEDI WISE program, which includes TCNs, helps patients transition to the...
Researchers have successfully coaxed human stem cells into becoming sensory interneurons, responsible for relaying information from throughout the body to the central nervous system. This breakthrough could lead to a cell-based treatment that restores sensation in paralyzed people without immune suppression.
A new study suggests that e-cigarettes can reduce premature deaths and life years lost compared to smoking, making them a promising alternative for smoking cessation. The authors argue that harm minimization is essential and that nicotine replacement therapies like gum or patches are more appealing but less effective.
A system tracking foodborne illness via online Yelp restaurant reviews helped identify 10 outbreaks of foodborne illness associated with NYC restaurants. The use of machine learning techniques improved the system's sensitivity and specificity, highlighting the potential for social media data in public health surveillance.
A team of scientists has developed SAAP-148, a compound that effectively targets and eliminates drug-resistant bacteria in biofilms. The peptide-based treatment shows promise in treating MRSA and Acinetobacter baumannii infections, with plans for a clinical trial in 2018.
Researchers have quantified the ecosystem benefits of urban agriculture at a global scale, estimating annual values of $33 billion in four ecosystem services. The study projects an annual food production of 100-180 million tons and energy savings of 14-15 billion kilowatt hours.
Astrophysicists have discovered that the only known repeating fast radio burst (FRB) source is in an extreme environment, with measurements suggesting it may be caused by a black hole or other extreme astrophysical circumstances. The new findings raise questions about whether FRBs are a product of their environment.
The Journal of Wildlife Management study highlights the importance of timing and location in grizzly bear translocations. Researchers found that early spring releases in low-mortality-risk areas near rivers led to higher success rates, emphasizing the need for further scientific data collection and publication of translocation results.
Researchers at the University of Cambridge have developed a new design for algae-powered fuel cells that is five times more efficient and potentially more cost-effective. The two-chamber system separates charging and power delivery processes, enabling enhanced performance and reduced electrical losses.
A survey of 1,728 participants found that most preferred surgical treatment over antibiotics for appendicitis. This contradicts the idea that antibiotics alone can be a suitable alternative to surgery for many patients.
The AGA FMT National Registry is the largest planned FMT study, tracking 4,000 patients for 10 years. The registry aims to provide a wealth of data on FMT's effectiveness and long-term effects, helping advance research and improve treatment outcomes.
Tropical cyclone Ava caused extreme flooding and landslides in Madagascar, resulting in at least 29 deaths. NASA's IMERG analysis estimated near-700mm of rainfall in the Indian Ocean northeast of Madagascar, with highest totals on land in northeastern regions.
Researchers created human cardiac-muscle patches that significantly improved recovery from heart attack injury in large animals. The patches also reduced infarct size, wall stress, and apoptosis, while preventing arrhythmia.
A new study by Virginia Tech researchers found that efforts to curb earthquakes triggered by oilfield wastewater injections are not targeting the most dangerous tremblers. To mitigate large magnitude earthquakes, a larger reduction in injection volumes is needed, according to the study.
A small pilot study found one sign of CTE in a younger person with epilepsy, but no unique characteristics compared to other participants. Researchers suggest that tau protein deposits may not contribute to cognitive impairment in young patients with localized seizures.
A new report synthesizes global data to identify honey bees as the world's most important single species of pollinator in natural ecosystems. They are recorded in 89% of pollination networks in their native range and 61% in introduced regions, contributing to 1 out of 8 interactions between non-agricultural plants and pollinators.
A new study reveals that biological membranes display dynamic properties and exhibit unexpected undulations when embedded in polymer networks. The authors propose a theory elucidating the dynamics of such membranes and identify a new intermediate wavelength regime of membrane undulations.
Researchers integrated oxide two-dimensional electron gases with gallium arsenide, creating a promising material for new electronic devices. The new development could lead to the creation of transistors, superconducting switches, and gas sensors that interact with light.
Researchers at Duke University confirm theoretical model by blasting yttrium manganite sample with neutrons at 3,000 degrees Fahrenheit. The study reveals the atomic mechanisms behind the material's rare electromagnetic properties, which could lead to breakthroughs in computing and sensor technology.
A recent study discovered a significant association between acetaminophen use during pregnancy and an increased risk of language delay in girls. The research found that girls born to mothers who took more than six doses of acetaminophen were nearly six times more likely to experience language delays.
Researchers used new dating methods to study dynamic sediment remobilisation processes triggered by seismic activity in the Japan Trench. The methods enabled precise analysis of organic matter in individual sediment layers, revealing key findings about the history of earthquakes and the carbon cycle in the deep ocean.
A new ranking system assesses orthopaedic surgery residency programs based on the number of citations in high-quality journals. The study identifies top-ranked programs with over 1,000 research publications and 20,000 citations within a decade.
Researchers have developed LECs that emit bright light with a high brightness of 2,000 cd/m2 and an electron-to-photon efficiency of 27.5 percent, surpassing existing technologies like fluorescent tubes and LEDs. This breakthrough enables efficient and practical operation of LEC components in various fields.