A new study found that surgical trainees who continue to practice beyond achieving initial proficiency retain information longer and master surgical skills better. The study, presented at the American College of Surgeons Annual Clinical Congress, showed that overlearning can decrease the learning curve and improve overall scores.
Teaching children theory of mind enables them to engage in deception, suggesting a causal link between the cognitive ability and lying behavior. Children who received ToM training were more likely to lie in hide-and-seek tasks compared to those in control groups.
A new simulation training program cuts precious minutes off trauma patients' evaluation times, getting them to medical imaging tests faster. The program involves former trauma patients and families in providing feedback to caregivers.
Typhoon Choi-wan strengthened earlier this month before showing signs of weakening due to northerly winds, currently situated approximately 512 nautical miles east of Iwo To island
The Department of Defense has awarded a nearly $6 million grant to Houston Methodist to further bone fracture repair research. Researchers aim to develop technologies that can help mend broken bones faster and more efficiently.
A team of Caltech biologists has created a non-surgical approach to deliver long-term contraception using a single shot, rendering animals infertile for up to two months. The technique targets the 'master regulator of reproduction,' gonadotropin-releasing hormone (GnRH), neutralizing its effects and preventing conception.
A study by University of Florida scientist Derek Cummings found that high temperatures during strong El Niño seasons increase dengue incidence in Southeast Asia. Urban areas act as 'pacemakers' for traveling waves of epidemics moving to nearby rural areas.
A new review emphasizes the significance of nutrition throughout life for maintaining a healthy skeleton, particularly in children and seniors who are at risk of osteoporosis. The study finds that adequate intake of calcium, vitamin D, and protein can help prevent premature bone loss and fractures.
The MIT Deshpande Center has awarded grants to 15 research teams working on emerging technologies with potential impact in disease monitoring, cancer treatment, and more. The center provides support and guidance to innovators as they develop viable technologies.
Researchers found polarization-induced energy level shifts on the edges of organic molecular systems differ significantly from the rest of the material. This affects interface properties and may require consideration when designing components.
Researchers found that a tolerant immune system, characterized by high levels of regulatory T cells, increases the risk of certain types of cancer. The study analyzed blood samples from EPIC participants with cancer and controls, revealing a strong link between immunotolerance and increased lung and colon cancer risks.
Researchers at TU Wien and TriLite Technologies have developed a 3D display technology using micro optics and moving micro mirrors. This innovation enables the creation of 3D images without 3D glasses, marking a significant advancement in the field.
The discovery of Homo naledi reveals a unique combination of anatomy in its hand and foot, indicating adaptation for both tree climbing and walking. The hand shows powerful grasping abilities and use of stone tools, while the foot shares features with modern humans but has more curved toe bones.
Researchers found that people with a common genetic variant in MTNR1B may be more at risk for developing type 2 diabetes when taking melatonin close to mealtimes. The study suggests that genetics can impact blood sugar control, highlighting the need for caution when taking melatonin near meal times.
A study by Cancer Research UK found that adding extras like gloves and 'poo catchers' to the bowel cancer screening kit can increase participation rates. The London study saw a rise in uptake from around 43% to 54% among 60-74 year olds, with nearly 26,000 extra people taking up screening in London alone.
Researchers describe a case of a 53-yr-old male with early T-cell precursor leukemia who achieved complete remission after treatment with the NOTCH inhibitor BMS-906024. Genetic and epigenetic analysis revealed that the patient's cancer was driven by hyperactive NOTCH1 signaling, which was successfully targeted by GSI treatment.
A new study on Homo naledi foot bones reveals that the species was well adapted for standing and walking on two feet but also likely comfortable climbing trees. The analysis provides insight into the skeletal form and function that may have characterized early members of our genus.
Scientists have discovered unmistakable signs of oxygen in ancient iron-bearing rocks from the ocean floor, dating back 3.23 billion years. The findings suggest that cyanobacteria, primitive photosynthetic organisms, were responsible for liberating oxygen, marking a significant milestone in Earth's history.
A team of researchers found that sialic acid reduces antibody-induced cell killing, offering potential treatment for autoimmune diseases. Antibodies with this sugar structure are detectable more frequently in healthy individuals than those with autoimmune diseases.
Two new clinical decision instruments (DIs) can accurately identify blunt chest injury in patients. Chest CT-All correctly identified major or minor injuries 95.4% of the time, while Chest CT-Major identified major injuries with a high degree of accuracy. These DIs may reduce unnecessary scans by 25%-37%.
Rice University researchers are combining experiments and computational analysis to learn how the brain organizes itself after injury. They aim to direct the growth of new neurons to treat stroke and neurodegenerative diseases.
Researchers at Henry Ford Hospital found that heavy internet use among teens is associated with elevated blood pressure. The study suggests that moderation and regular breaks from screens are essential for maintaining good health.
Research reveals fundamental rules governing brain regions' ability to exert control over thoughts and actions, using structural imaging techniques and network science. The frontal cortex's role in cognitive control is mechanistically explained, shedding light on its dynamic control of trillions of individual neurons.
Researchers presented various applications of Bio-Rad's Droplet Digital PCR, including copy number determination, genome editing, and liquid biopsy. The technology demonstrated precision, reproducibility, and sensitivity in detecting complex genomic rearrangements and biomarker levels.
A study by researchers at Chapman University proposes a mathematical approach to identify the most effective way to spread information on Facebook using cancer screenings as a health intervention. The research challenges established methods and suggests that both opinion leaders and social clusters can be used to maximize reach.
Researchers develop diagnostic test to assess adolescents' risk of cardiovascular disease based on metabolic syndrome severity score, which considers factors like blood pressure and cholesterol levels. The test has the potential to encourage healthy behaviors in teenagers to prevent future heart disease.
Scientists have gained insights into the dynamic behavior of two switch proteins using subatomic resolution. The study reveals that an amino acid in one protein prevents a water molecule from dissociating the phosphate group from GTP, leading to slower switch-off.
A new study suggests that managing resources to minimize variability can lead to unintended consequences, such as fish stocks collapsing and grasslands being replaced by shrubs. By allowing for some degree of natural variability, adaptive management approaches can help sustain ecosystems over time.
Researchers at Ohio State University suggest new ways to treat cancer by inhibiting overactive cancer-promoting genes and enhancing sluggish tumor-suppressor genes. The findings, published in Nature Communications and Nature Genetics, provide insights into the role of glucocorticoid receptors and epigenetic marks in cancer development.
Adult rashes accompanied by a fever of 100.5 or higher warrant immediate medical attention due to potential life-threatening conditions. Quick, aggressive treatment can significantly improve survival rates for patients with underlying conditions such as toxic shock syndrome and staph scalded skin syndrome.
Researchers at UC Davis will investigate how the state's 'Smarter Balanced' assessments identify students as ready for college and careers, and examine early signals of college readiness on high school coursework and outcomes. The project aims to improve alignment between K-12 and higher education.
Researchers have developed a high-speed electron tomography technique that sets new standards for 3D imaging of the nanoworld. The method enables visualization of dynamic processes and structures with sub-nanometre precision, opening up new horizons in life sciences and soft matter research.
Researchers found that flipping the molecular attachments on an iridium hydride catalyst improves its ability to transform CO2 into formate and carbon monoxide, two precursors for methanol production. The study offers insights into designing more effective catalysts for a carbon-neutral society.
Researchers identify nanoparticulate carbon black as main culprit in emphysema. The material accumulates in dendritic cells and antigen-presenting cells, causing inflammation and DNA damage. Studies find that size and dose of particles affect toxicity.
Two new frog species have been discovered in the Raja Ampat Islands of New Guinea, characterized by their unique advertisement calls and morphological features. The specimens were found to be hermaphrodites, possessing both male and female reproductive systems.
Astronomers create a new metric, the 'habitability index,' to prioritize exoplanets for search of life. The index takes into account planetary rockiness and eccentricity-albedo degeneracy, ranking planets with liquid water potential.
African countries face a significant burden of traumatic brain injury, with the majority resulting from motor vehicle accidents. Developing accurate surveillance systems and public health measures is crucial to reducing the risk and impact of TBI.
A UC Riverside-led study found a high prevalence of HPV infection among Peruvian men who have sex with men (MSM), highlighting the need for targeted HPV vaccine delivery. The study suggests that HPV vaccine can be a useful tool in preventing chronic infection and related cancers among sexually experienced individuals.
A new study from USC Viterbi School of Engineering identifies key factors that influence email response times. The study found that younger people respond faster, but write shorter replies, while older individuals take longer to respond. Additionally, the researchers discovered that platform usage and timing also impact response time.
Researchers have created a model microscopic system to demonstrate torque transmission at the nanoscale, overcoming thermal fluctuations and energy dissipation. The device uses colloidal particles to transfer rotational motion, revealing new transmission phenomena not seen in macroscopic machines.
A study published in JAMA Pediatrics reveals disparities in outcomes for children with retinoblastoma, a rare eye tumor, suggesting unequal access to primary care. Hispanic children and those from disadvantaged areas were more likely to lose an eye due to late diagnosis.
Research reveals women with knee osteoarthritis have greater sensitivity to pain stimuli, such as heat and cold, and widespread pain. This study's findings may inform treatment strategies for both men and women.
A new Indiana University study reveals that sexual activity promotes types of immunity supporting conception. The research found higher levels of helper T cells and immunoglobulins in sexually active women compared to those who were abstinent.
Researchers at ICFO have developed a new material combining graphene and two-dimensional crystals, achieving faster optical pulse detection than ten picoseconds. This breakthrough could lead to high-speed integrated communication systems.
A new study by University of York academics reveals that green walls can lead to higher levels of ultrafine particles (UFPs) indoors due to the oxidation of outdoor plant species. This could have significant implications for indoor air quality, particularly in offices with high temperatures and pollution.
Researchers at Umeå University and UC Berkeley have developed a method to synthesise novel molecular nanoribbons that resemble graphene but in molecular form. The nanoribbons exhibit ideal properties as electronic highways for organic solar cells, with dimensions smaller than 10-15 nanometres.
A new study found that consumers are increasingly buying packaged foods from mass merchandisers, warehouse clubs, and convenience stores, leading to a decline in nutritional quality. The study revealed that households purchase more calories, sugar, sodium, and saturated fat compared to grocery stores.
Researchers find abundant wildlife populations in Chernobyl site, including elk, wolves, and deer. Long-term census data reveal a bounce-back of mammal populations after the devastating nuclear accident.
A $5 million NSF PIRE grant is awarded to Penn State's Center for Language Science to translate the science of language learning into education. The project aims to harness recent discoveries on bilingualism benefits to inform educational practice and policy, bringing science to classrooms globally.
Pregnant women with rare autoimmune diseases face higher risks of hypertensive disorders, bleeding complications, and preterm births. Infants born to these mothers are also at increased risk of life-threatening conditions, emphasizing the importance of close prenatal care.
Researchers at the University of New South Wales have successfully built a silicon quantum computer, overcoming a crucial hurdle. The achievement enables the creation of a logic gate using two qubits, paving the way for a full-scale processor chip.
Researchers used holographic imaging to analyze cloud mixing behavior, revealing clear boundaries between wet and dry air. The findings challenge current computer models and may enhance weather predictions by providing more accurate insights into cloud interactions.
Scientists have successfully recorded electron orbitals of molecules in all three dimensions using photoelectron spectroscopy. This breakthrough provides long-sought proof of the orbital concept and reveals new physical insights into the underlying photoelectric effect.
A team of international researchers has found abundant wildlife populations at Chernobyl, including moose, roe deer, wild boar, and wolves, contrary to previous studies showing significant radiation effects and reduced populations.
Disparities in retinoblastoma outcomes exist among children of different ethnicities and socioeconomic statuses, with Hispanic children having a higher percentage of extraocular disease and being more likely to undergo enucleation. Low socioeconomic status is associated with greater risks for advanced disease and poorer ocular outcomes.
A new study reveals that gas chromatography mass spectrometry (GC-MS) fundamentally alters the samples it analyzes due to heat, affecting thousands of laboratories worldwide. The researchers used a data analysis platform to observe small molecules transforming and disappearing during an experiment meant to mimic the GC-MS process.
Researchers at University of Bristol have discovered a new type of plant movement that uses falling raindrops to drive its trapping mechanism, outperforming the Venus flytrap. The pitcher plant's lid pivots up and down like a springboard, flinging ants into the trap with peak velocities similar to a jumping locust.
The authors identified factors that can protect against range stress in battery electric vehicles, including hands-on experience and trust in the range estimation system. The study found that even mild encounters with range stress can reduce user satisfaction and acceptance.
Scientists have discovered how an ancient alga could inhabit land and survive without a symbiotic relationship with fungi. The discovery sheds light on the origins of life on Earth and reveals that the alga had the necessary genes to interact with beneficial fungi while still in the water.
The sonic hedgehog gene plays a crucial role in maintaining the normal physiological state and repair process of an adult healthy lung. In contrast to previous reports, hedgehog signaling decreases after lung injury, which correlates with the loss of cells that normally express the sonic hedgehog gene.