A study found that individuals with a DCC gene mutation had reduced connectivity between brain regions involved in reward processing, leading to less impulsive behavior and lower cigarette smoking. The researchers also observed decreased volume in the striatum, a brain region critical for motivation and pleasure.
Scientists analyzed newly resurrected data from Galileo's first flyby of Ganymede, revealing a stormy scene with particles blasted off the moon's icy surface due to incoming plasma rain. The results may hold key insights into why Ganymede's auroras are so bright.
Researchers studying social defeat in broad-horned flour beetles may uncover insights into combat-induced PTSD. A UTA graduate student hopes her research could shed light on the molecular mechanisms behind changes in behavior, potentially leading to new treatments for post-traumatic stress disorders.
Portland State University has been awarded a $275,000 NSF grant to explore the cryptography-breaking power of quantum computers and develop new computer science courses. The project aims to broaden participation in computer science among high school students and teachers.
Aging nerves are damaged by immune cells that drive degeneration, but a new treatment blocks these cells, restoring nerve structure and muscle strength. Treatment with a cytokine receptor inhibitor reduced macrophage numbers and improved grip force in aging mice.
A new study from Columbia University uses an AI algorithm to analyze the full range of behaviors exhibited by the tiny pond-dwelling creature Hydra. By comparing its movements to neural firing patterns, researchers hope to gain insights into how its nervous system works.
Researchers recommend translocating Sumatran rhinos to breeding centers due to low population numbers and genetic diversity loss. Combining remaining rhinos can prevent genetic erosion and potentially save the species from extinction.
Ali Guermazi, the first radiologist to receive the award, has made significant contributions to identifying structural risk factors for osteoarthritis. His research and clinical trials have been published in top-tier journals and presented at international conferences.
Researchers at UChicago have developed a system of design principles for working with silicon to control biology using light. The team has demonstrated the ability to stimulate neurons, tissues, and limbs using this method, without the need for genetic modification or a power supply.
A new study reveals that US improvements in air quality are slowing down, making it challenging to meet ozone pollution goals. The slowdown is attributed to slower-than-expected reductions in emissions from industrial and commercial sources.
A recent study published in CMAJ found that patients who received home care visits from nurses were more likely to visit the emergency department during the evening on the same day. The likelihood of this occurrence was greater among people with non-urgent issues and those who had not been admitted to hospital.
ETH Zurich scientists have discovered two new materials that could advance the development of aluminum batteries: a corrosion-resistant titanium nitride material and a flexible polypyrene material for the positive electrode. These advancements aim to improve the energy storage capacity, cost-effectiveness, and scalability of sustainabl...
Researchers estimate oil spill thickness/volume using satellite observations, enabling more accurate monitoring and response efforts. The study provides critical insights for assessing the impact of oil spills on marine and coastal resources.
Coral reef fish rely on acoustic cues for habitat selection and settlement. Research found that degraded reefs have reduced acoustic complexity, richness, and sound-pressure levels, making them less attractive to fish larvae and juvenile fish. This may limit future fish settlement and reduce reef resilience.
A study by Newcastle University found that vaping has the same beneficial gut bacteria as non-smokers, whereas smoking is associated with an increased risk of colon cancer and colitis. The research also discovered a decrease in beneficial Bacteroides bacteria in smokers.
Research from Binghamton University found that lonely individuals with low empathy levels are more likely to cheat and return items, while those with high empathy levels exhibit less immoral behavior. Increasing empathy in lonely people can lead to better moral decision making, but has no effect on non-lonely individuals.
Researchers at EPFL have developed a new peptide format called double-bridged peptides that can bind to any disease target with high affinity and stability. By creating an enormous diversity of peptide architectures, they were able to isolate high-affinity binders to important protein targets, including kallikrein and interleukin-17.
Researchers found that voters prefer 'agreeable' politicians who are perceived as trustworthy and cooperative, but these traits often hinder their success in office. In contrast, candidates with a competent appearance tend to perform better in elections.
Researchers at Caltech create eye implant inspired by butterfly wings' nanostructures, reducing measurement error and biofouling. The implant's surface flexes to measure intra-eye pressure, providing accurate readings regardless of angle.
A new project led by Clemson University's Ethan Kung aims to reduce human and animal testing for cardiovascular devices and surgeries. Kung's hybrid model combines numerical models with experimental ones, enabling more accurate predictions and faster development times.
Research reveals that young people with Conduct Disorder show lower amygdala responses to angry and sad faces, suggesting a possible link to emotion regulation difficulties. The study also found normal connectivity between the amygdala and prefrontal cortex in those with psychopathic traits.
A study of 35,244 children in a mid-Atlantic state found that those with psychiatric diagnoses were more likely to receive psychotropic medications from birth through age 7. The study highlights the need for further research on the safety and outcomes of early psychotropic medication use in young populations.
A team of scientists, including Kansas State University's Saugata Datta, will explore lava caves in Northern California using a robotic vehicle called CaveR. The research aims to understand the conditions necessary for life on Mars by studying similar environments on Earth.
Research found that freshwater systems process excess carbon and nitrogen through photosynthesis and burying phosphorus, reducing ocean pollution. The effectiveness of these processes depends on water residence time in rivers and lakes.
A new study reveals that workplace flexibility bias, which assumes employees with family responsibilities are less devoted to their jobs, negatively impacts all workers, including men without children. Employees who feel penalized for taking time off experience lower work satisfaction and are more likely to leave their jobs.
Research at the University of Hawaii at Manoa found a strong connection between sea surface temperature patterns and increased cyclone activity in the northwestern Pacific Ocean. Dominant equatorial easterly winds caused cyclonic circulation, favoring storm formation and intensification.
The study found that the Tsimshian population's genetic diversity recovered after a collapse, with intermarriage increasing genetic diversity in some individuals. This contradicts previous notions of Native American populations expanding until European colonization.
A recent study found that farming fish can help feed the future global population while substantially reducing land use impacts of meat production. Replacing terrestrial livestock production with aquaculture could spare up to 747 million land hectares globally, an area twice the size of India.
A study published in the American Heart Association's Circulation Journal found that following five healthy habits can significantly improve longevity for both men and women. The research analyzed data from thousands of adults and estimated that maintaining these habits could add over a decade to life expectancy, with women seeing an i...
A study using ALMA found a surprising distribution of star-forming cores, with fewer massive stars and more solar-mass stars than expected. This discovery may require reevaluation of the relationship between core mass and star mass.
Taking a daily photo has complex benefits, including improved wellbeing through self-care, community interaction, and the potential for reminiscence. The practice also led to more exercise, a sense of purpose, and managing loneliness and grief.
Researchers have created a modeling framework that considers ecological dimensions driving bat migration patterns to forecast Ebola outbreaks. The tool analyzes spatially distributed random fluctuations of environmental parameters to understand how they impact bat migrations.
A new study led by Johns Hopkins researchers found that only a small percentage of patients use nonopioid pain relievers to supplement opioid pain management after spine and joint surgery. Patients also improperly store and dispose of opioids.
A study published in JAMA Internal Medicine found that palliative care is associated with shorter hospital stays and lower costs, particularly for patients with complex conditions. The study showed a cost savings of $4,251 per patient with cancer and $2,105 for those with non-cancer diagnoses.
Researchers used electrochemical probes to record simultaneous sub-second fluctuations in dopamine and serotonin during active decision-making in a conscious human subject. Serotonin appears to temper excitement over positive outcomes while softening the potential disappointment of negative outcomes.
A study found that using a centralized infectious disease support program decreased overall antibiotic use and the overuse of broad-spectrum drugs in smaller hospitals. Program 3, which included a pharmacy-based initiative and expert consultation via hotline, saw a significant reduction in antibiotic use compared to baseline data.
A new study by Brigham and Women's Hospital found that only 20% of Medicare patients with end-stage renal disease used hospice, and those who did were more likely to have short stays. This can limit access to palliative care services and increase costs.
Research published in Occupational & Environmental Medicine found that adults living closer to farms had lower rates of allergic sensitization, with proximity to pigs and cattle being particularly significant. Long-term exposure to farm environments was also associated with reduced allergy risk.
Researchers at University of Illinois & Tokyo developed innovative 'flip-chip' technique to create layered TI/SC samples. Measurements revealed proximity effect induces superconductivity in both bulk and surface states, with surprising dependence on film thickness and temperature.
A new analysis of the 2013 Douglas Complex fire reveals that young plantation forests experienced higher severity fires than nearby public forests. Daily weather was the most significant driver, but ownership, forest age, and topography also played critical roles.
A study by UCSF and Mayo Clinic found that automated breast-density evaluation is as accurate as subjective evaluation done by radiologists in predicting breast cancer risk. Women with dense breasts are more likely to be diagnosed with advanced-stage breast cancers.
Researchers connected microscopic theories to the world's largest granular material, a glacial ice mélange, to understand its dynamics and impact on glaciers. The study provides quantitative tools for glaciologists modeling ice shelves with ice mélanges.
Researchers found that reef fish inherit epigenetic changes from their parents, enabling them to cope with warmer ocean temperatures. This adaptation may provide a buffer against the impacts of climate change and allow for genetic adaptation over time.
Chronic dizziness can be a symptom of psychiatric disorders such as anxiety, with up to 15% of patients affected. A whole-person approach addressing both mental and physical health is crucial in diagnosis and treatment.
A study by the American College of Cardiology found that women are underrepresented in cardiovascular trials, with proportions ranging from 22-81% compared to disease populations. Researchers emphasize the need for better representation to determine potential gender differences in treatment responses.
Researchers created a biomimetic surface that simulates antigen-presenting cell features and found that precise ligand spacing is crucial for T-cell triggering. The study sheds light on the role of CD45 exclusion in receptor activation, offering new insights into T-cell stimulation.
A new study found that smoking and alcohol consumption significantly increase the lifetime risk of atrial fibrillation, with risk factors at age 55 rising to 38%. An optimal risk factor profile was associated with a reduced lifetime risk of 23%, highlighting the importance of modifiable borderline and elevated risk factors in prevention.
A new NYU Steinhardt School study reveals that providing free children's books in low-income neighborhoods combined with supportive adults enhances literacy skills and learning opportunities. The innovative book distribution program, funded by JetBlue, distributed over 64,000 books to more than 26,000 unique users.
Researchers at Purdue University have discovered that superhydrophobic materials can boil water efficiently when air and vapor are removed from the system. This breakthrough enables highly effective boiling, allowing for improved cooling of high-power electronics and enhancing thermal management technologies.
A new dynamic model proposes a seasonal control strategy with ceria particles to buffer the effect of solar radiation variation, enabling continuous hydrogen production. The system can store and release heat as needed, maximizing solar energy utilization and potentially increasing efficiency.
Climate change will increase fire activity and summer droughts in the Klamath region, allowing shrubs to replace trees. As a result, at least 1/3 of iconic cone-bearing trees are expected to be replaced by shrubs over the coming century.
The Scripps Translational Science Institute has received a renewed $34 million funding from the National Institutes of Health to advance individualized medicine through genomic and digital technologies. The institute will form partnerships with other institutions to improve translational research and train future leaders in biomedicine.
A Dartmouth-led research study found that New Hampshire's streams will warm due to climate change, impacting species dependent on cold water. The study suggests that watersheds with colder temperatures and less sensitivity to air temperature changes should be prioritized for conservation.
At 43% vaccine coverage, a low-efficacy vaccine (20% effective) could avert over 20 million infections, 61,000 deaths, and 2.2 million lost DALYs in the US. The optimal strategy involves targeting elderly populations as efficacy decreases.
The International Thwaites Glacier Collaboration aims to improve understanding of global sea-level rise by studying the glacier's past behavior. By analyzing sediment cores and geophysical data, scientists can better predict ice melt and sea-level rise in the future.
A study by Dana-Farber Cancer Institute and Broad Institute identified five genetic subtypes of diffuse large B cell lymphoma, which can help predict individual patient outcomes and guide personalized treatment. The analysis revealed clear links between specific genetic signatures and how patients respond to standard treatment.
A team of Yale University scientists has developed a new approach to glycosylation that is remarkably simple and works in water at room temperature. This process can be generalized to create large numbers of different compounds, making it easier to find the best biochemical probes and therapeutics.
A new review paper highlights the global scope of the underwater munitions problem, with over a million tons of intact and corroding munitions littering the Baltic and North Seas. The chemicals released from these munitions pose significant risks to marine ecosystems, including carcinogenic and cyto- and genotoxic effects.
Dr. S. Thomas Carmichael, a UCLA neuroscientist, received the 2018 Bernard Sanberg Memorial Award for Brain Repair from ASNTR for his career-long work in stroke recovery mechanisms. His research has shown that the adult brain can form new connections after stroke and may be critical for plasticity in the recovering brain.
Research found that higher aerobic fitness levels are directly related to lower incidence of 'tip-of-the-tongue' states, a common language failure in older adults. Regular exercise was shown to improve language skills and reduce negative consequences for older adults.