In western lowland gorillas, females must balance the risks of staying with a protective silverback versus transferring to another group to avoid reproductive costs. Female gorillas that transfer multiple times experience longer intervals between births, leading to fewer offspring over their lifetime.
A new reference database for a healthy human gut microbiome has been compiled by researchers, providing insights into the types of microorganisms present in humans. The database, called GutFeelingKB, contains information on 157 organisms across 60 distinct genera, with certain bacteria, such as Firmicutes and Clostridia, being dominant.
Javier Jo's research aims to detect oral cancer at an early stage using a hand-held endoscope that can recognize patterns and signatures of precancerous and cancerous lesions. The technology has the potential to increase the number of patients diagnosed with oral cancer at an earlier stage, improving survival rates and quality of life.
A study has identified TCF4 as a master regulator of schizophrenia during early human brain development. The gene is believed to play a crucial role in the disease's underlying genomic biology. Researchers hope that this discovery will pave the way for new treatments and precision medicine approaches.
A Rutgers-led study suggests climate change could alter how water interacts with soil globally, affecting groundwater supplies, food security, and ecosystems. Soil changes could also influence carbon storage and greenhouse gas levels.
Researchers propose targeted government support and food programs to address nutrition gaps, reducing environmental impacts compared to increased agricultural production. Eradicating hunger by 2030 requires only a marginal increase in overall agricultural production, with potential benefits for environmental sustainability.
Neuroscientists develop mathematical model to maximize reward by considering the difference between choices. When values are similar, decision-making becomes complex, highlighting the brain's reliance on maximizing possible gains.
Cancer survival in the UK has improved since 1995, with significant increases in one-year and five-year survival rates for various cancers. Despite this progress, the UK still lags behind other high-income countries in cancer survival.
A recent study published in the Journal of Bone and Mineral Research found that calorie restriction can have negative effects on bone health, even when paired with regular exercise. Mice subjected to calorie restriction experienced an increase in bone marrow fat and a decrease in overall bone density.
Researchers will launch two three-year sounding rockets to investigate energy transfer and dissipation during colorful active auroras. The VortEx project aims to measure turbulent processes in the mesosphere, enhancing weather prediction accuracy.
Scientists analyzed nearly five decades of data on over 5,800 saguaros to predict how the desert species will fare in hotter climates. They found that small variations in topography can buffer saguaro populations from harsh conditions.
New research reveals that only 21 cents per drink in taxes cover alcohol-related costs, with the majority falling on non-drinkers and moderate drinkers. The study suggests increasing prices through higher taxes could reduce excessive consumption and related harms.
Survival rates for seven cancers have improved in Australia, Canada, and Norway compared to New Zealand, Denmark, Ireland, and the UK. The largest gains were seen in patients under 75 years old with poor prognosis cancers. Improvements in cancer control suggest progress has been made in these countries.
A three-year pilot study is evaluating a new opioid overdose prevention program, ROAR, specifically designed for incarcerated women. The program aims to reduce the risk of post-incarceration opioid overdose by providing treatment and recovery support prior to release.
A new study highlights gaps in clinical forensic services across EU countries, emphasizing the need for on-call support, standardization, and expansion. The researchers advocate for an EU network promoting clinical forensic examinations, prioritizing victim safety and public interest.
Researchers create strain-accommodating smart skin that changes color in response to heat and sunlight, mimicking chameleon skin. The new material uses arrays of photonic crystals embedded in hydrogels to achieve color changes without buckling.
Astronomers have discovered a pair of enormous radio-emitting bubbles in the center of the Milky Way, likely formed by a powerful eruption near the galaxy's supermassive black hole. The hourglass-like feature dwarfs all other radio structures in the galactic center.
Researchers have developed a new gene therapy that converts glial cells into neurons, improving motor function in mice and potentially treating stroke. The treatment uses the NeuroD1 gene and has been shown to increase neuronal density and reduce brain tissue loss in mouse models of stroke.
A study from Finland found that the proportion of adolescents diagnosed with depression in specialized services has been increasing, largely due to an earlier age of diagnosis. The increase in service use poses a burden on specialized mental health services as they provide evidence-based treatment for a growing patient population.
Researchers studied 18 Acaena plant species in New Zealand habitats, revealing that geographical and climate conditions play a greater role in colonization success. The study suggests that warmer and wetter conditions can facilitate species adaptation to newly opened habitats.
A study by University of Toronto researchers found that metformin promotes brain repair and improves cognitive function in adult female mice, but has no effect on males. The drug works through a sex hormone called estradiol, which enhances neural stem cells' ability to respond to treatment.
A new study suggests that opioid treatment medications can increase the number of teens who remain in treatment and decrease their opioid use. Medications like methadone, buprenorphine, and naltrexone have shown promise in treating severe opioid use disorder in adolescents.
A new study from Johns Hopkins Bloomberg School of Public Health found that adolescents who spend more than three hours a day on social media are at higher risk for reporting internalizing behaviors. The study suggests that setting boundaries and improving media literacy may help mitigate these risks.
New studies show that KRAS gene mutations, common in colorectal and other cancers, vary in disease severity depending on the specific mutation and tissue location. The findings suggest that precision medicine approaches must be tailored to individual mutant forms of KRAS.
Researchers at Newcastle University discovered that stripes can conceal speeding prey in miniature cinema experiments with praying mantises. The study found that narrow stripes were harder for the mantises to spot when moving at fast speeds.
A recent study has characterized the diverse array of bacterial species residing in human guts, revealing 157 different types of organisms. The research, led by Hiroki Morizono, aims to improve public health by establishing a baseline for healthy gut microbiomes and exploring health implications for patients.
Researchers extracted genetic info from a 1.77 million-year-old rhino tooth, revealing an almost complete set of proteins and expanding the possibilities of retrieving reliable genetic information from mammal fossils. This breakthrough could solve long-standing mysteries of ancient animal and human biology.
A study using fMRI found that the default mode network in the brain responds similarly to aesthetically pleasing images from different domains, indicating a possible universal code for beauty. This discovery may lead to insights into how we experience aesthetic experiences and could inform learning and well-being.
Researchers have developed a technique to make sheep produce new antibodies by injecting DNA building blocks, offering a cheaper and more efficient approach than industrial production. This breakthrough brings the study of antibody gene therapy closer to clinical use.
Researchers in Estonia have discovered a significant connection between deep-sea methane emissions and the onset of ice ages. The study reveals that methane release episodes in the Arctic Sea occurred three times over the past 160,000 years, with each episode lasting around 10,000 to 20,000 years.
Researchers have mapped out broad regions in the centre of the galaxy, tracing energetic regions in space with radio emission. The discovery suggests a violent eruption formed twin bubbles that are now visible for the first time, offering insights into the Galactic Centre and supermassive black hole.
A new breeding method uses genetic profiles to predict disease resistance in beans, speeding up the process and reducing pesticide use. The method has been applied to 316 varieties of beans and shows promise for increasing crop yields and improving food security in Africa and Latin America.
Researchers at Emory University have created a flexible smart skin that changes color in response to heat and sunlight without altering its size. This innovation uses photonic crystals to mimic the chameleon's natural ability, opening doors for applications in camouflage, chemical sensing, and anti-counterfeiting.
Researchers developed a portable PLOT-cryo device to screen cargo for hazardous materials. The instrument can detect low concentrations of chemicals and requires minimal sniffing time, making it suitable for busy port inspections.
Researchers use deep neural networks to simulate light-induced molecular reactions on long time scales, accelerating computation by up to 19 years. This method enables better understanding of biological processes like carcinogenesis and ageing, with potential applications in material ageing and photosensitive drugs.
A WVU biologist is using a $2 million grant to study the genomic basis of invasive traits in Japanese stiltgrass. The project aims to understand how plants undergo rapid evolution to become invasive species, with potential implications for managing and preventing their spread.
Researchers found that aphid-infested Scots pine trees emit a distinct mixture of volatile organic compounds (VOCs), including sesquiterpenes, which affect secondary organic aerosol (SOA) formation. The study suggests that increased plant stress in a changing climate could influence SOA production.
Researchers at the Lowy Medical Research Institute have discovered that MacTel is caused by low blood levels of serine, leading to toxic lipid accumulation and photoreceptor cell death. This breakthrough has implications for other retinal eye diseases and may lead to new treatments.
The high flux neutron generator produces boutique neutrons ideal for dating fine-grained rocks and analyzing evidence. The device expands the capability of dating materials like clay minerals associated with ore deposits.
New research suggests that incentives to plead guilty can lead innocent defendants in England and Wales to admit to crimes they did not commit. The study found that 76.9% of defendants pleaded guilty between 2016 and 2017, citing the high time and cost involved in trial as a major factor.
The conference examines the good life through interdisciplinary analyses of issues like infrastructure, politics, religion, and marriage. The project 'WelfareStruggles' investigates the welfare of migrant workers in China and Vietnam, grounding it in underlying ideas of the good life.
Scientists discovered a new species, Mollisonia plenovenatrix, in the Burgess Shale fossil site, revealing that scorpions and spiders originated over 500 million years ago. The species had advanced features like 'multi-tool head', chelicerae, and book-like gills, suggesting it was a fierce predator.
Research reveals giant sthenurine kangaroos had skull adaptations to withstand powerful bites, allowing them to eat tough foods like mature leaves and stems. Their skull structure is similar to that of modern-day giant pandas, which also consume tough bamboo.
Researchers from Skoltech found that professional players move around more often and intensely than amateurs, while sitting still during game events. Machine learning methods correctly predicted a player's skill level in 77% of cases.
This observational study found that frailty and increased risk of death on the liver transplant waiting list differ by body mass index. The study suggests that heavier candidates may be more susceptible to mortality during the wait period.
Researchers used electronic tags to monitor blue and fin whales' feeding behaviors over multiple weeks, providing unprecedented detail about their daily feeding patterns. The study found that both species have similar feeding bout characteristics, with slight differences observed between males and females.
A research team studied 593 gorillas over a decade, finding females migrate to healthier groups to avoid transmission of yaws, a contagious skin disease. The scientists discovered that females can detect one symptom of the disease: disfigurement.
Researchers developed a new model that shows rubbing two objects together produces static electricity by bending tiny deformations on the surface of materials. This phenomenon, called flexoelectricity, arises from the separation of charge in an insulator due to deformations such as bending.
Researchers found that graphene bilayer conductivity varies based on the states of carbon atoms at their edges, particularly in relation to quantum spin Hall and Rashba spin-orbit coupling. This property could be useful for spintronics applications, including quantum computing.
Dr. Andreas Laupacis, a renowned medical leader and researcher, has been appointed as the new editor-in-chief of CMAJ. He aims to increase research impact, enhance health policy voice, and promote medical knowledge.
An international team of astronomers has detected radio bubbles with South Africa's MeerKAT telescope, revealing a massive hourglass-shaped structure hundreds of light-years tall. The discovery is believed to be the result of an energetic burst near the supermassive black hole, providing insights into the Milky Way's central region.
A new study by a University of Arkansas anthropologist suggests that feeding habits of an extinct kangaroo species were similar to the modern-day giant panda. The analysis of the skull biomechanics of a giant extinct kangaroo indicates that it had a capacity for high-performance crushing of foods.
Researchers at Cold Spring Harbor Laboratory identified 10 cancer drugs that don't work as expected, revealing an off-target effect. The discovery highlights the need for more accurate mechanism of action understanding in personalized medicine.
A study predicts that global warming may reduce the availability of Docosahexaenoic acid (DHA), a crucial brain-building nutrient. The authors found that 96% of the global population may not have sufficient access to DHA by 2100, particularly in countries with large fish production and relatively low populations.
Researchers at the University of Utah Health have made a groundbreaking genetic discovery linking MacTel to HSAN1, revealing that toxic biomolecules deoxySLs cause damage to the macula. The study also found that lipid-lowering medication fenofibrate shows potential in protecting the retina from these biomolecules.
Researchers have developed a new flaxseed cultivar called ND Hammond with significantly higher seed yield than other varieties. It also exhibits resistance to Fusarium wilt and flax rust diseases, making it an attractive option for US farmers.
A study published in Nature Communications reveals that inherited germline variations and somatic mutations interact to determine the course of Ewing sarcoma disease. The research, led by Dr. Thomas Grünewald, shows how genetic context influences tumor growth and progression.
Researchers discovered that burying beetle larvae respond to a specific pheromone emitted by their mothers to indicate feeding times. This allows the larvae to efficiently coordinate feeding and avoid unnecessary energy expenditure.
Researchers discovered a sensorimotor function integration mechanism in expert pianists that enables skillful fingering. This neuroplastic adaptation enhances speed and precision of finger movements, revealing new insights into the brain's role in motor control.
A new study reveals that many cancer drug candidates fail in clinical trials due to off-target effects, rather than targeting essential molecular mechanisms. This unexpected finding challenges over 180 previous reports on the importance of specific proteins for cancer cell survival.