Gram-negative bacteria's outer membrane is constructed with lipopolysaccharide (LPS) using an integral machine that builds each bacterium's powerful protection. Researchers have discovered how LPS gets to the outer membrane, including a protein bridge and ATP shuttling mechanism.
A team of geophysicists from LMU München used simulations to study the 2016 Kaikoura earthquake, which ruptured over 20 fault segments. The model showed that a weakly loaded fault was boosted by gradual slippage and low frictional resistance.
Dr. Thomas Becker has been awarded SIOP Fellow status for his significant contributions to the field of industrial and organizational psychology. He is a highly visible scholar with substantial work shaping our understanding of employee commitment.
A study found that high-fructose corn syrup consumption enhances tumor growth in genetically predisposed mice with intestinal adenomas. The researchers discovered that HFCS leads to dramatic increases in tumor size and grade through altered metabolism, independent of obesity.
University of Groningen scientists have successfully produced high-quality solar cells using a novel 'doctor-blade' technique. The technique enables the production of large-scale, stable and efficient perovskite solar cells with improved photoluminescence and stability.
A new study finds that Asian Americans outperform white Americans in educational attainment, but face significant barriers to securing professional jobs. Despite being over-credentialed, they are under-represented in senior leadership positions and often excluded from informal power networks.
A study by Weill Cornell Medicine found that consuming high-fructose corn syrup causes mice with colon cancer to develop larger tumors. The researchers discovered a molecular mechanism by which the sweetener fuels tumor growth and suggest blocking this effect could lead to new cancer treatments.
Researchers at Saarland University have developed motorless pumps and self-regulating valves made from ultrathin electroactive silicone film. These devices can continuously vary flow rates or regulate performance, and indicate blockages in real-time. The technology offers significant energy efficiency gains over conventional components.
Dr. Hui Liao has made significant research contributions to service quality, leadership, and human resource management. Her work has been recognized with numerous awards and citations.
Research shows indigenous Mexican mothers can breastfeed successfully after C-sections, reducing negative child health effects. The practice is culturally mediated and offers protective benefits that reduce health problems.
A new study found seven bacteria and immune factors in the vagina and cervix that increase or decrease the risk of spontaneous preterm birth, particularly in African-American women. Higher levels of β-defensin-2 lowered the risk of sPTB associated with cervicovaginal microbiota.
Researchers have reconstructed the geological history of a remote sector of the African Rift Valley using fieldwork and numerical modeling. The findings indicate that the rift valley formed around 3.7 million years ago and was short-lived, with deformation migrating westward into the Lake Turkana region.
Tropical Cyclone Trevor has re-emerged in the Gulf of Carpentaria after crossing Cape York Peninsula. The cyclone is expected to intensify further and make landfall near Borroloola as a category 4 severe tropical cyclone.
A study of 43,000 people who died in England found that only 10% of non-cancer patients received palliative care at home, compared to 66% of cancer patients. Patients who accessed palliative care at home experienced better pain relief, with 66% experiencing good pain relief, similar to those receiving care in a hospice.
Dr. Daejong Kim, a UTA associate professor, collaborates with POSCO senior principal researcher Kihwan Kim on a $80,000 grant-funded study to develop intelligent robots for inspecting and maintaining large steelmaking facilities. The goal is to improve efficiency and safety in harsh environments, such as high temperatures and toxic gases.
Dr. Christopher Berry, a renowned industrial-organizational psychologist, has been named a Fellow of the Society for Industrial and Organizational Psychology (SIOP). He is recognized for his significant research and publication record on psychological testing validity and organizational behavior.
A study by University of Groningen biologists found that female Seychelles warblers who receive help from subordinates age more slowly and live longer. The birds' telomere length, a marker of aging, also decreases with assistance. This positive feedback system suggests that cooperative breeding can increase an individual's lifespan.
A recent study published in Nature reveals that the pathological tau protein in Chronic Traumatic Encephalopathy (CTE) has a unique 3D structure compared to Alzheimer's disease. The discovery was made possible by cryogenic electron microscopy and may lead to the development of novel diagnostic agents and treatments for CTE.
Dr. Marylene Gagné has been named a Fellow of the Society for Industrial and Organizational Psychology (SIOP) for her pioneering work in self-determination theory and work motivation. She is recognized for her outstanding contributions to the field of industrial-organizational psychology.
Dr. Seth Kaplan, a renowned scholar and practitioner, has been recognized as a Fellow of the Society for Industrial and Organizational Psychology (SIOP) for his groundbreaking research on team dynamics in high-reliability contexts. He is one of 20 distinguished industrial-organizational psychologists to receive this prestigious award.
Researchers found that sun bears can exactly mimic another bear's facial expressions, similar to humans and apes. This complex social skill suggests that other mammals may also possess advanced communication abilities.
Researchers found that commonly used observational approaches often fail to accurately measure ad effectiveness, overestimating its impact. Large-scale randomized controlled trials are considered the gold standard for evaluating ad campaigns.
Researchers at Syracuse University's HEP group have measured a 99.999-percent certainty difference in the decay of D0mesons and anti-D0 mesons, revealing asymmetry between matter and antimatter containing charmed quarks. This finding may indicate new physics beyond the Standard Model.
Roya Ayman, PhD, has made significant contributions to the profession through teaching, research, and academic leadership. She is recognized as one of 20 distinguished industrial-organizational psychologists to be awarded SIOP Fellow status.
Researchers at MIT have developed a neural architecture search algorithm that can directly learn specialized convolutional neural networks for target hardware platforms in only 200 GPU hours. The algorithm uses 'path-level' binarization and pruning to reduce memory consumption and improve efficiency.
A two-year observational study found childhood maltreatment associated with altered brain structure and increased risk of clinical depression relapse. The study identified a link between childhood trauma and reduced surface area in the insular cortex, a part of the brain involved in emotion regulation.
Researchers have developed a nanofibrous membrane that enhances periodontal tissue regeneration and is absorbed by the body when healing is complete. The membrane, made from biocompatible polymers, promotes bone mineralization and regrows lost gum tissue in rats with periodontal defects within eight weeks.
A study found that anti-vaccination arguments center on four distinct themes: trust, alternatives, safety, and conspiracy. Researchers developed a framework to help clinicians open conversations with vaccine-hesitant parents and resist online misinformation.
Researchers discovered a previously unknown brain area that processes auditory words, but not visual ones, in patients with primary progressive aphasia. Despite struggling to verbalize words, these patients could still communicate through writing and reading.
A combination of topical creams reduces precancerous skin lesions and lowers the risk of developing squamous cell carcinoma. The therapy combines 5-fluorouracil with calcipotriol, activating the immune system's T cells to attack tumor cells.
Dr. Jeffrey Stanton, a recognized expert in multiple domains of I-O psychology, has been awarded SIOP Fellow status for his impactful work. He is acknowledged for his forward-looking research and publications in fields like cybersecurity and measurement development.
Researchers found that alpine tundra in Colorado's Front Range emits more CO2 than it captures annually, potentially creating a feedback loop. The study suggests higher-than-expected year-round microbial activity, even without deep insulating snowpack, and may liberate decades-to-centuries-old carbon from the landscape.
Researchers at Joslin Diabetes Center have discovered a mechanism linking caloric restriction to immune system regulation, leading to increased longevity. Caloric restriction reduces innate immunity by decreasing p38 activity, triggering a chain reaction effect.
The UMass Lowell team's innovation uses water, carbon dioxide, and cobalt to produce hydrogen gas on demand, powering fuel cells and reducing emissions. This technology could enable electric vehicles of all sizes to run longer and is poised to address the growing demand for green energy.
A clinical trial found that immunotherapy treatment significantly reduced the risk of developing squamous cell carcinoma (SCC) in patients with precancerous skin lesions. The study showed a 75% reduction in SCC development on the face and scalp, with only 7% of participants developing SCC compared to 28% in the control group.
Researchers from Germany have developed a completely new chemical reaction that uses boron-containing molecules to directly couple two molecules of N2 into a N4 chain. This breakthrough enables the direct generation of longer nitrogen chains under mild conditions, bypassing traditional methods like the Haber-Bosch process.
Research found that females who received assistance from other female helpers benefitted from a longer, healthier lifespan. The findings provide insight into why social species often have longer lifespans, and suggest cooperative breeding may be key to ageing slower.
A new research suggests that a single allergic reaction during pregnancy can prompt significant changes in the brains of offspring, leading to more male-like behavior and brain development. Female rats born to mothers exposed to an allergen during pregnancy exhibited higher levels of male-like behavior and brain changes.
A recent study found that very few smartphone apps related to chronic kidney disease (CKD) are highly rated by both patients and physicians. The study suggests that patient opinions on app quality correlated poorly with physician ratings and consumer ratings from iOS and Android app stores.
A major international collaboration aims to improve weather forecasting across Africa, with a focus on reducing the impact of severe weather events. The project seeks to build confidence between forecasters and users by developing new computer models and satellite methods.
Savannah's maximum sustained winds dropped to 35 knots (40 mph) as it weakened under strong vertical wind shear from the northwest. The Joint Typhoon Warning Center issued its final warning at 5 a.m. EDT, predicting further dissipation later in the day.
Researchers detected Cryptosporidium parasites in 40% of surveyed wells in Minnesota's public water systems, even those not influenced by surface water. The findings suggest soil may not completely filter out the parasite, prompting consideration for monitoring and treatment measures.
Researchers found a class of enzymes called metacaspases play a crucial role in plant immune response, releasing calcium and peptides to prevent infection. The discovery opens up new avenues for improving crop breeding techniques and boosting plant immunity.
A recent study published in the Journal of Occupational and Organizational Psychology reveals that employees need to feel their boss is important to foster loyalty. The research found that a good working relationship alone may not be enough to build trust, emphasizing the importance of perceived manager importance in employee motivation.
A study by Massachusetts General Hospital reveals that over a third of individuals in recovery have chronic physical diseases related to previous substance use. The presence of these diseases significantly reduces participants' quality of life and is associated with lower life expectancy.
Researchers discovered that women undergoing perimenopause experience significant changes in body composition, including increased fat mass and decreased lean body mass. The study also noted ethnic/racial differences in the impact of menopause on body composition.
A new library of Chlamydomonas mutants has enabled scientists to discover nearly 300 genes essential for photosynthesis, a process that produces oxygen and fuels life on Earth. This breakthrough highlights the vast knowledge gap in understanding the genetic mechanisms behind this fundamental process.
A University of Maryland School of Medicine study has identified seven bacteria associated with increased risk of spontaneous preterm birth, while higher levels of a natural antimicrobial peptide may lower this risk. The findings hold promise for early diagnosis and prevention of premature births, particularly in African American women.
Researchers identify specific genes, including SbGSTF1 and a tandem GST gene, responsible for safener efficacy in grain sorghum. The discovery sheds light on how safeners work and could lead to broader applications against insect herbivores, chemical pollutants, or environmental stresses.
Physicists have created a quantum simulator that mimics the behavior of magnets at very low temperatures using photons instead of magnetic dipoles. This breakthrough enables researchers to study complex quantum phenomena without requiring expensive experimental setups.
Researchers at City of Hope have been awarded $7.5 million to develop new treatments for CTCL, a disfiguring and incurable cancer affecting about 3,000 individuals annually. The grant will support the development of personalized medicine and immunotherapy treatments.
A 125 million-year-old fossil of a bird hatchling has revealed feathers, confirming it was 'precocial' and 'out of the egg running'. The discovery uses laser imaging technology to uncover previously unknown feathering in the fossil specimen.
Researchers found that people with PAD had a lower Omega-3 Index compared to those without the disease. The study suggests that omega-3s may play a role in preventing the development of PAD. Further studies are needed to determine whether long-term use of omega-3 supplements can prevent PAD.
Researchers developed a simple, inexpensive method to identify samples by observing how they react to environmental changes. By capturing chronoprints – images of sample changes over time and distance – the test can compare unknown samples with authentic foods and medicines.
A genetic study confirms a small-scale migration of modern humans from southern Africa to eastern Africa around 65,000 years ago. This event likely transmitted cultural advancements and contributed to the greatest diaspora in human history.
Researchers deploy underwater receivers to detect tagged bluefin tuna, providing insights into their behavior, migration patterns, and natural mortality rates. The technology sheds light on the species' survival, informing sustainable management of their populations.
A new Australian drug trial has achieved a remarkable result, clearing the bone marrow of leukemia in almost 60% of patients. The combination therapy, combining venetoclax with LDAC, led to a 54% response rate and half the study population surviving longer than 10 months.
Researchers from Mitsubishi Electric Research Laboratories developed an improved algorithm to track motor performance and speed estimation without sensors. The proposed algorithm uses state variables to estimate rotor speed, addressing limitations in existing approaches.
The GRAPES-3 muon telescope has discovered a record 1.3 gigavolt potential in a thundercloud, exceeding the previous record by 10 times. This massive voltage is essential for producing high-energy gamma rays in Terrestrial Gamma Ray Flashes.
A new study found that US museums have a lack of artistic diversity, with the majority of artists being white and male. The research suggests that museums can increase diversity without altering their collection missions or focus on specific time periods and regions.