Researchers found chimpanzees of all ages displayed contagion of grooming and playful behaviors, with younger chimps more susceptible to play contagion. This behavioral contagion may help strengthen social bonds by reinforcing friendly behaviors.
Researchers observed distinct growth patterns in brain functional networks during the birth transition, with some areas showing minimal changes and others undergoing dramatic reorganization. The subcortical network was found to exhibit significant increases in communication efficiency at birth.
A recent study published in PLOS Biology found that teenagers often make suboptimal choices due to limited cognitive resources. As they grow older, these 'noisy' decisions decrease and are replaced by more sophisticated choice behaviors. This improvement is linked to increased performance across learning tasks.
A study found that traditional paranormal beliefs are linked to increased stress and distress, while new age philosophy is not. The research used a new scale to measure paranormal belief and found that higher scores for traditional paranormal belief were associated with elevated distress and reduced coping abilities.
A study published in PLOS ONE suggests that 12,000-year-old stones from Israel may have been used as spindle whorls to turn fibers into yarn, representing a key milestone in the development of rotational tools including wheels. The stones feature a circular shape with a central hole, allowing them to rotate faster and more efficiently.
A modelling study predicts up to 94% of Amazonian land may become inhospitable to the Brazil nut tree by 2100 due to climate change. The study, including four climate scenarios, examines the tree's potential future in the Amazon region.
A study published in PLOS Climate found that single corporate climate policies have limited value for policymakers and investors. Companies with a range of climate policies, however, show an average of over 20% emission reductions. This suggests that a comprehensive policy mix is more effective for supporting climate action.
Researchers identified two microbe strains capable of degrading petroleum hydrocarbons, holding promise for treating contaminated marine oil spills. These microorganisms also exhibit potential to reduce the toxicity of oily wastewater, offering a sustainable solution for environmental remediation.
A Japanese study of over 97,000 1-3-year-olds found a possible link between maternal prenatal psychological distress and increased epilepsy diagnosis rates in their offspring. The research suggests that continuous stress during pregnancy may be a contributing factor to the development of epilepsy in young children.
A recent assessment has classified almost 1 in 3 Atlantic reef-building coral species as Critically Endangered due to the combined effects of climate change and other environmental factors. This increased threat level highlights the urgent need for conservation efforts to protect these vital ecosystems.
A new study published in PLOS ONE suggests that air pollution exposure may be associated with an increased risk of eczema. Data from hundreds of thousands of U.S. adults found that every 10-µm/m3 increase in PM2.5 levels doubles the eczema rate among residents.
Coral larvae reduce metabolism and increase nitrogen uptake to resist bleaching in high temperatures. This adaptation allows the coral to conserve energy and resources, while also limiting algal overgrowth and maintaining symbiotic relationships.
The study analyzed antibody profiles from humans in three countries to reconstruct historical seasonal influenza patterns and individual lifetime infection histories. The findings revealed variation in incidence and antibody dynamics over the life course.
A recent study by Tracie Delgado and colleagues found that 18% of salmon samples from Seattle grocery stores and sushi restaurants were mislabeled. The researchers called for continued development and enforcement of legislation against salmon fraud to prevent accurate tracking of supply chains and conserve wild salmon.
A new study finds that pathogens like Listeria and E. coli can survive on microplastics in wastewater treatment plants. These biofilms, called plastispheres, protect the pathogens from treatment processes, highlighting a challenge for safely reusing treated water.
A study of over 2.4 million individuals born in Canada found that preterm birth is associated with lower employment income, university enrollment, and educational attainment through age 28. The findings suggest that long-term supports are vital to mitigate the effects of preterm birth on socioeconomic outcomes.
Researchers discovered ancient plaquettes depicting net-based fishing methods in the Magdalenian site of Gönnersdorf, Germany. The findings provide insights into Upper Paleolithic fishing practices not previously known.
A full-scale in silico model of the rat hippocampal CA1 region has been developed, integrating diverse experimental data from synapse to network. This community-based approach overcomes challenges in integrating data from different experimental approaches.
A large-scale survey of over 1600 biomedical researchers identified common causes of research irreproducibility, including inadequate experimental design and lack of standardization. The study provides insights into the challenges faced by researchers in reproducing their results.
A study analyzing social media posts found fast food restaurants and sugar sweetened beverages are the most common, with millions of mentions reaching billions of users. The research argues that normalizing unhealthy eating in the digital environment contributes to obesity challenges worldwide.
Researchers have identified polyphosphate as a universal biomolecule that binds to the lysine-rich pocket of α-synuclein protofilaments. This binding contributes to the stability of the fibers, which are associated with synucleinopathy patient-derived fibrils.
Researchers found recurrent severe droughts and erratic wet conditions in the Greater Mara-Serengeti ecosystem, with a 5 degree C temperature rise over six decades. The study highlights the importance of understanding regional climate trends to predict future climate conditions and mitigate their impact on wildlife populations.
Researchers found that individuals with stronger autistic traits displayed distinct exploration patterns and higher levels of persistence, leading to better performance in a computer game. These findings suggest that tailored learning environments can benefit individuals with autistic traits.
A computer model uses camera pose estimation and phototourism data to reconstruct the 3D scene of Antarctic penguin colonies, allowing for their identification and tracking. This innovative approach enables researchers to study and monitor penguin populations more effectively.
A study of human skeletal remains from the Tudor warship Mary Rose reveals that handedness may influence clavicle bone chemistry as people age. The analysis found increased mineral content and decreased protein content in right clavicles compared to left, suggesting repeated stress on the right side during activities like sailing.
Researchers analyzed steroids from animal dung in lake sediments to determine the dominant large herbivores that lived in northern Yellowstone National Park. The study found bison and elk as primary species for the last 2,300 years, with impacts on local ecosystems.
A systematic review reveals exercise reduces alcohol dependence while improving mental and physical health in patients with alcohol use disorder. The study also found that exercise interventions can lead to significant improvements in symptoms and quality of life.
The ancient town of al-Natah in northern Arabia provides insights into early urbanization, characterized by a central district, residential districts, and protective ramparts. The site represents a transitional stage between mobile pastoralism and complex urban settlements, with estimated 500 residents.
A new study reveals that benzyl butyl phthalate (BBP) causes oxidative stress and DNA strand breaks, leading to cell death and abnormal chromosomes in egg cells. The research suggests that BBP exposure can lead to lower quality egg cells with compromised genomic integrity.
A study in mice reveals that individualistic reward-seeking strategies predict responses to nicotine, with profiles influenced by personality traits and dopamine activity. The findings suggest environmental adaptations shape behavioral traits and sensitivity to nicotine, potentially contributing to addiction susceptibility.
A three-decade study found polar bears exposed to increased pathogens due to environmental changes, with females at higher risk. The study, published in PLOS ONE, highlights the need for further disease screening in polar bear populations.
A new experimental study has found that cockroaches and maggots can efficiently break down invasive seaweed into a high-quality compost. This discovery offers promising prospects for the bio-recycling of the invasive alga Rugulopteryx okamurae and its management in circular economy applications.
Under climate change scenarios, Ethiopia's Arabica coffee production suitability is expected to rise by 30-44%, while some cultivated areas will become less suitable. The study models indicate that this shift will occur by 2080.
A UK survey found that most young adults view non-consensual condom removal during sex as wrong and a violation of consent. The study, which surveyed 18-25-year-olds, also showed that nearly all participants considered it a form of sexual assault.
Research suggests that the ability to balance on one leg can serve as a reliable indicator of neuromuscular aging. Men and women both experience significant declines in this balance ability over time.
Fossils from over 600,000 years ago show a shift in animal communities between warm and cold climate fluctuations. The Notarchirico site provides evidence of the emergence and disappearance of species such as cave lions, straight-tusked elephants, and red deer.
A study published in PLOS ONE found that people are more likely to assume unknown bystanders are enemy combatants than civilians, leading to a higher acceptance of collateral damage. The research suggests that this bias can result in civilian deaths and highlights the need for decision-makers to carefully evaluate their targets.
Experts from The Independent Panel for Pandemic Preparedness and Response urge leaders to take action against Mpox, a more dangerous virus now spreading across borders. The previous outbreak was neglected, highlighting the need for increased investment and cooperation to prevent further harm and global spread.
Researchers detected microplastic particles in the breath of wild bottlenose dolphins, suggesting inhalation may be a key route of exposure. The study supports the idea that dolphins could be exposed to potentially harmful microplastics through this pathway.
Researchers found that male mice deescalate aggressive encounters by running over to a female mouse to distract the aggressive male mouse. This 'bait-and-switch' tactic reduces further conflict and helps maintain social hierarchy in groups of mice.
A new study reveals that etizolam and gabapentinoids contribute to a rising culture of polydrug use and increased drug-related deaths in Scotland. The analysis of 18 studies found a significant increase in gabapentinoid-related deaths, primarily due to concurrent opioid use.
A study analyzing over 1200 English-language school textbooks from 34 countries found a persistent pattern of stereotypical gender roles, with male-coded words appearing twice as often as female-coded words. The analysis also revealed under-representation of female characters in textbooks across countries.
A study published by PLOS ONE analyzed 1,255 books from 34 countries and found that sexist stereotypes are prevalent globally. Lee Crawfurd's research highlights a need for balanced content in textbooks to broaden options for both boys and girls.
Researchers found 9 hospitals within lethal range of bomb craters and 30 within injury range, highlighting concern for indiscriminate bombing in Gaza Strip
Researchers identify 'illusion of information adequacy' bias, where people assume their knowledge is sufficient for decision-making. This bias can lead to poor recommendations and misunderstandings in personal and professional life.
Research in San Diego reveals a decrease in bat species richness attributed to increasing artificial lights, urbanization, and unmanaged land use. Specifically, Townsend's big-eared bat is found to be particularly vulnerable to these threats.
Fossilized enantiornithine birds from the Hell Creek Formation exhibit powerful leg muscles and feet adapted for carrying heavy prey, similar to modern raptorial birds. These discoveries expand our understanding of Late Cretaceous bird diversity and evolution.
Researchers found that positive expectations lead to increased activity in pleasure-related brain regions, while negative expectations prime pain processing. The study suggests a dissociable impact of hedonic information, with positive expectations facilitating reward processing and negative expectations heightening anxiety.
Researchers found that people with schizophrenia who experience auditory hallucinations have impaired brain processes, including a 'broken' corollary discharge and 'noisy' efference copy. This impairment may contribute to the loss of ability to distinguish reality from fantasy.
A global study reveals that women's environmental quality of life explains a substantial 46% of their overall health and well-being. The study found that younger women report poorer environmental quality of life, while older women experience improved quality of life after age 45.