Researchers at UC Santa Barbara found that as certain species decline in number, their geographic areas of occupation also shrink. This makes them easier targets for hunters and fishermen, increasing the risk of extinction. The study highlights the importance of well-managed harvests to prevent overharvesting.
Researchers have found that dust from the Gobi Desert is providing more phosphorus than previously thought for plants in the Sierra Nevada mountains, including giant sequoias. The study suggests that dust may be shaping this iconic California ecosystem and could help predict forest response to climate change.
Research finds that mothers with a history of mental health disorders have decreased perceptions of their infant well-being and readiness for transition home. Enhanced transition services are needed to support this unmet need.
Researchers found that Japan has unique color terms like 'mizu' and 'kon', while the US uses words like 'teal' and 'lavender'. The study reveals differences in color language between modern societies, highlighting the evolution of color terminology through interaction.
Researchers at Hokkaido University have created a nickel complex that changes color and magnetism when exposed to methanol vapor. The material exhibits vapochromic properties, making it suitable for chemical sensing applications.
Washington State University researchers discovered a unique structure in plants that offloads nutrients from leaves to fruits, seeds, and branches. By targeting this structure, scientists can increase sink strength, drawing more nutrients to desired parts of the plant.
Researchers use new telescope images to reveal the emergence of small-scale magnetic fields in the corona, which may trigger solar flares. The study suggests that these magnetic field structures are linked to the onset of a main flare and could help predict flares with more precision.
Researchers have discovered a molecule sent by fat cells to the fly brain that signals when energy stores are sufficient, inhibiting feeding behavior. This finding suggests a potential appetite-suppression mechanism in humans and may lead to new weight management strategies.
A Duke University professor proposes that wealth inequality is governed by a physical law, where systems evolve to increase access to flow. This natural tendency governs the distribution of wealth in economies, with hierarchical movement leading to greater disparities.
Scientists analyzed seabird bones to find evidence of a significant change in the North Pacific's food web, likely caused by human activities such as industrial fishing. The study found that petrels' trophic level had declined over time, suggesting a shift in the structure of the ocean's ecosystem.
New Penn State research reveals that childhood sexual abuse can accelerate physical growth and maturation in adolescents, increasing the risk of behavioral and mental health problems. The study found that young girls with a sexual abuse history were more likely to transition into higher puberty stages earlier than non-abused peers.
A recent study by Sam Houston State University researchers found that Mexican citizens are more likely to support the death penalty than previously thought. Contrary to U.S. studies, Catholics in Mexico were found to be more likely to support capital punishment, while older Mexicans and those living in states bordering the U.S. were le...
Researchers analyzed proteins in breast tumors and found multiple protein targets that could respond to drugs, including PI3K inhibitors and mTOR inhibitors. The study also identified potential benefits for HER2 positive breast cancer patients if analysis of tumor proteins is taken into consideration.
A new study analyzed the biomechanics of head injury in pediatric patients with concussions, using physical and computational models to simulate impacts. The researchers found that youths are at higher risk of concussive injury at lower event severities, but no clear predictors for persistent symptoms were identified.
Researchers discovered that clusters of specialized skin cells migrate over reforming bones and escort bone cells into the right positions to form a branched skeletal network. The process is driven by Sonic hedgehog protein, which interacts with bone-building cells to promote bone patterning.
Researchers have discovered how viruses disable CRISPR-Cas systems, a sophisticated defense mechanism against bacterial infections. Anti-CRISPR proteins lock down the system's ability to identify and attack viral DNA, making them 'exceptionally clever' evolutionary tools.
A new SBOL repository has been created to optimize metabolic processes and facilitate design of useful synthetic biological systems. The repository contains thousands of chemical compounds, enzyme classes, and metabolic reactions from nearly 4000 organisms.
Researchers discovered that the herpes virus family evolved independently but also showed signs of recombination with HSV-1, which occurred between 34,000-95,000 years ago. This challenges previous theories on human migration and origins of STDs.
A man with quadriplegia has regained arm movements using a brain-computer interface and functional electrical stimulation system. The technology allowed him to perform simple functions like grasping and eating, marking a significant milestone in the restoration of motor function for individuals with paralysis.
Researchers at TU Wien have found a way to explain the reasons why oxygen does not always enter fuel cells effectively. By making targeted alterations to the surface of fuel cells on an atomic scale and taking measurements simultaneously, they discovered that strontium atoms cause problems and cobalt can be useful in fuel cells.
The CEBAF accelerator has successfully delivered upgrade-energy electron beams into two of its experimental areas, Halls B and C. The upgrades mark progress toward the final DOE approval step for project completion.
A UMass Amherst study suggests that conserving water resources in rapidly urbanizing areas is crucial due to climate change and population pressure. By adopting green infrastructure design and water conservation incentives, towns can reduce surface runoff and improve water quality.
Researchers used Subaru Telescope to create extensive map of neutral hydrogen gas in ancient proto-supercluster. The study revealed the region is rich in gas, which is a major building block of galaxies. Gas distribution does not align perfectly with galaxies' distribution within the proto-supercluster.
The division has achieved this milestone through its focus on breast reconstruction, head and neck surgeries, and leg surgeries, providing patients with a more natural appearance. The team's growth has also enabled them to conduct more research, publishing nearly five times as many papers in peer-reviewed journals.
A novel neuro-prosthesis has restored brain-controlled reaching and grasping in a person with complete paralysis, enabling them to feed themselves and drink. The technology decodes brain signals and transmits them to sensors in the arm, allowing users to regain movement and independence.
A study from the University of Iowa Health Care found that cerebellar stimulation in rats with schizophrenia-like thinking problems restored normal brain activity in the frontal cortex and corrected timing deficits. The researchers used optogenetics to stimulate the rats' cerebellar region, which led to improved cognitive function.
Researchers have discovered small molecule drugs that activate signaling pathways leading to specific adult brain cell types from stem cells. These findings provide new insights into neural development and repair, identifying several new approved drugs with potential therapeutic value for brain injury repair.
A study found childhood lead exposure was associated with lower adult IQ scores and socioeconomic status, indicating cognitive decline and downward social mobility. The research suggests long-term effects of lead exposure on brain health and socioeconomic trajectories.
Researchers compiled a list of over 40 online programs with evidence from randomized controlled trials, finding nearly 80% were unavailable to the public. The sites address various health issues, including depression, weight loss, and chronic pain, and offer interactive modules and assignments to complete.
A USGS and Michigan State University study discovered that slower sea lamprey growth rates during the larval phase increase the odds of becoming male. In productive environments, only 56% of sea lampreys were male after three years, whereas in unproductive lakes, 78% became male.
A recent study evaluates the regional applicability of seven drought indices in China, including PDSI, SPI, SPEI, and SWI. The results show that some indices perform well in certain regions, while others may not be suitable for specific areas due to empirical parameters or sensitivity to temperature anomalies.
The Georgia Cancer Center is part of a national effort to study cancer disparities across racial and ethnic groups. Researchers will collect data from 2,400 patients with early-onset cancers to better understand the underlying causes.
A team of MSU scientists mapped a giant Samba virus using DIY cryo-electron microscopy technology, revealing its structure and biological mechanisms. The breakthrough could lead to new treatments for diseases caused by similar viruses.
Tropical Cyclone Debbie made landfall in Queensland bringing heavy rainfall and hurricane-force winds. NASA's satellite imagery showed a large area of cloud top temperatures in thunderstorms around the storm's eye, indicating potential for heavy rainfall.
Researchers develop a tiny X-ray sensor integrated onto an optical fiber, enabling high-precision medical imaging and therapeutic applications. The sensor has a spatial resolution of around 1 micron, allowing for real-time measurement of radiation delivery to tumors via endoscopy.
A long-term study of over 500 children found that higher blood lead levels in childhood were associated with lower IQ points and lower adult occupational standing. The effects are slight but significant, suggesting that even small amounts of lead exposure can have lasting impacts on cognitive abilities.
A Virginia Tech research team found that manure from cattle administered antibiotics drastically changes the soil's microbial community, leading to ecosystem dysfunction. The amount of antibiotic-resistant genes in soil near manure piles was 200 times greater than in unaffected areas.
Researchers at the University of Texas M. D. Anderson Cancer Center have identified arginine methyltransferase 1 (PRMT1) as a potential therapeutic target for pancreatic ductal adenocarcinoma (PDAC), a deadly form of pancreatic cancer with limited treatment options. PRMT1 plays a crucial role in tumor development and maintenance, and i...
Scientists have discovered novel viruses in oceanic basement fluids, infecting microorganisms and influencing the chemical balance of oceans. The study provides insights into the origins of life and the role of viruses in shaping life on Earth.
A robotic system is being used to study corn's root growth during drought conditions, a crucial step towards developing drought-tolerant crops. The system, called Vinobot, collects data on individual plants and helps researchers create 3D images of root growth in the laboratory.
Researchers developed a new method to design more effective breast cancer treatments by combining patient-derived xenografts and proteogenomic integration. This approach allows for the identification of potential targets for drugs and has shown promise in suppressing tumor growth in laboratory models.
A team of scientists has discovered a new rotational force inside magnetic vortices that makes it easier to design ultra-high capacity disk drives. The finding was made using intense x-rays and revealed a non-adiabatic spin-transfer torque that is crucial for electrical manipulations.
Researchers at Mayo Clinic have identified an interaction between focal adhesion kinase and myosin that drives the production of secreted cancer-promoting proteins. This discovery may lead to the development of new drugs to inhibit cancer progression by blocking this interaction.
Very premature babies benefit from corticosteroids given to mothers at risk of preterm delivery. Exposure to antenatal corticosteroids reduces mortality and morbidity rates, especially among infants born at the lowest gestations.
Scientists at TSRI have developed a method to analyze the glycan shield on HIV's protective outer glycoprotein, enabling the creation of a 'fingerprint' to identify potential vaccine targets. The new method saves time and has revealed that the glycoprotein does not have as many holes as previously predicted.
Researchers at Oxford University have developed a system to transmit quantum keys, ensuring data security and detecting eavesdropping. The prototype uses movable mirrors and ultrafast LEDs to send secret pin-codes over short distances, improving the security of contactless transactions.
A new study published in PLOS ONE found that over 78% of US adults supported larger health warnings on cigarette packs, even among smokers. The researchers suggest that these findings support the implementation of larger pack warnings as required by the 2009 Tobacco Control Act.
A new study of over 13,000 adolescents found a link between video game exposure and sexism. The research suggests that repeated exposure to media influences how we perceive social realities, and that video games can shape attitudes towards women.
A study by the University of Helsinki found that entrepreneurs exhibit similar brain behavior to parents when viewing images of their own companies, suggesting that emotional attachment plays a crucial role in entrepreneurial success. This attachment is linked to confidence levels and can impact risk perception.
Scientists use relative strength index from stock market to detect slow slip earthquakes, matching results with exhaustive analyses. The technique detects millimeter-scale changes in position at surface, providing clues on plate boundary physics.
A new study by an international team of scientists has found that Antarctica's biodiversity and conservation management are similar to those globally. Despite some areas of improvement, such as invasive species management, overall progress is lagging behind global targets.
A new study by James McIntosh suggests that early marijuana use can lead to negative impacts on physical and mental health, including cognitive impairment, memory loss, and increased risk of respiratory diseases. Young users who start using marijuana before the age of 15 are more likely to experience these effects.
A study at Kanazawa University found that individuals with higher selenoprotein P levels exhibit reduced responses to physical exercise. The research team demonstrated that mice deficient in selenoprotein P showed improved exercise capacity and reduced blood glucose levels after exercise training. Furthermore, women with high selenopro...
Researchers call for a coordinated effort to understand plant-microbiome interactions to improve plant health and agricultural productivity. Five key research priorities are proposed to address nutrient use, stress tolerance, disease resistance, microbiome assembly, and functional mechanisms.
A recent study published in JAMA Network found that women with insurance coverage for IVF were more likely to attempt the procedure again and had a higher probability of live birth compared to those who self-paid. The research, conducted at Washington University in St. Louis, included 1,572 women and observed them through four cycles.
A recent study published in The BMJ found that knee replacement surgery for patients with osteoarthritis has limited effects on quality of life and is economically unattractive. However, restricting the procedure to patients with more severe symptoms may improve effectiveness and make it more economically viable
Physicists at NIST have confirmed that particles of matter can exhibit 'spooky action' through quantum entanglement. The experiment closed two loopholes in conventional Bell tests, demonstrating the high quality of entangled states.
The ASCO and Cancer Care Ontario have updated their clinical practice guideline on brachytherapy for patients with prostate cancer. The new guidelines recommend different treatment options for patients with varying risk levels, including low-risk, intermediate-risk, and high-risk prostate cancer. For eligible patients, brachytherapy is...
Scientists have identified two parasite proteins that allow Plasmodium falciparum malaria parasites to quickly traverse human cells and infect liver cells. This discovery could lead to the development of new antimalarial treatments and vaccines to combat the disease.
Researchers at Georgia Tech studied the honeybee cleaning process and found that hair spacing is essential for removing up to 15,000 particles in three minutes. The unique spacing allows the forelegs to collect as much pollen as possible with each swipe.