A study found that male baby chickens play more than females, with males engaging in social and object play. The researchers suggest that this difference may be due to the high degree of sexual dimorphism in adult junglefowl.
Researchers found that popular teens sleep less than their peers, with popular girls experiencing more insomnia symptoms. This study suggests that social context and emotional investment may contribute to sleep difficulties in popular teenagers.
A global genomic surveillance system using latest technologies and a 'One Health' approach can detect novel pathogens like avian influenza and antimicrobial resistance, catching epidemics before they start. This can inform vaccination campaigns, targeted treatments, and public health responses to prevent epidemics.
Scientists have identified a shared gene module in people with depression and cardiovascular disease, providing new markers for both conditions. The study found that genes involved in inflammation are associated with both diseases, explaining why they often occur together.
Researchers built more accurate cardiovascular risk models using machine learning, finding that women are underdiagnosed due to sex-neutral criteria. The study used the UK Biobank dataset and found that electrocardiogram (EKG) tests were most effective in improving detection of cardiovascular disease in both men and women.
In a groundbreaking study, scientists found that juvenile great white sharks prefer warm and shallow waters near the shore, often within 1 km of land. This behavior may help them evade predators and optimize growth efficiency in these nurseries.
Researchers develop method to preserve donor hearts for more than 24 hours, a major improvement over current six-hour time window. The new approach uses normothermic ex-vivo heart perfusion and has shown strong improvements in extending the shelf-life of donor hearts.
Climate change, pollution, and biodiversity loss are damaging our immune systems, increasing the risk of diseases like asthma and cancer. Improving the environment offers effective protection and can have a powerful return on investment, saving $3 in healthcare costs for every $1 spent on mitigation.
Researchers teach two dogs to recognize the scent of trauma reactions on human breath, achieving 90% accuracy in discriminating between stressed and non-stressed samples. The study suggests that dogs may be able to detect stress VOCs linked to PTSD symptoms, potentially allowing them to interrupt episodes at an earlier stage.
Caterpillars of the Carolina sphinx moth have an extraordinary ability to instantly change their hemolymph's material properties, turning it into a viscoelastic fluid that helps stop bleeding. This discovery has potential applications for developing new drugs for humans to create fast-working thickeners of human blood.
Italian speakers gesture more frequently than Swedes when retelling a story, using pragmatic gestures to present new parts of the narrative. Swedes instead rely on representational gestures to convey events and actions, indicating differing rhetorical styles and ways of conceptualizing narratives.
Researchers translate visual data of celestial objects into sonified sounds to improve accessibility and trust in scientific discoveries. The study shows significant learning gains and positive experiential responses among participants, increasing access to astronomy for everyone.
Researchers developed machine learning models that can recognize emotions in voice recordings as short as 1.5 seconds with high accuracy comparable to humans. The study used three ML models and achieved an accuracy of over 90%, with potential applications in therapy, interpersonal communication technology and more.
A new study found that individuals with a high capacity for goal disengagement can prevent worsening relationship satisfaction in couples experiencing sleep problems. By learning to let go of unattainable goals, partners can reallocate resources towards protecting and improving their relationship.
Researchers analyzed trauma injury data from over 56,000 car crash victims and found that women have a higher shock index, indicating a greater risk of hemorrhagic shock. This suggests that female bodies may handle blood loss differently than male bodies, warranting further investigation into car safety design and first aid response.
A new hypothesis suggests that chronic inflammation is spreading among people at unprecedented rates, affecting cognitive ability to address critical issues. The authors propose a mechanism where the brain creates its own copy of bodily inflammation, leading to impaired cognition, emotion, and behavior.
Researchers discovered that spent brewer's yeast, used in Marmite production, can selectively capture metals from electronic waste streams, recovering over 50% of aluminum, copper, and zinc. The yeast can be reused multiple times, making the process economically feasible.
A recent study found that many people with type 2 diabetes know little about their condition, highlighting the need to improve communication and disease knowledge. The study revealed significant gaps in knowledge, particularly regarding blood sugar monitoring and late-stage complications like ketoacidosis.
Scientists create detailed models of the terrestrial water cycle using high-resolution satellite data to predict floods, droughts, and other extreme events. The Digital Twin Earth Hydrology Platform allows for interactive simulations and visualizations to enhance flood and landslide prediction and optimize water resource management.
Researchers found that insecticide paint effectively killed mosquitoes for up to a year in Cabo Verde, with good acceptance from the population. The VESTA formulation met WHO efficiency threshold requirements, making it a promising strategy for preventing vector-borne diseases.
Scientists analyzed carbon isotope values of hazelnuts from ancient sites in southern Sweden to understand local woodlands thousands of years ago. The study found that hazelnuts were harvested from progressively more open environments over time, indicating significant changes in microhabitats.
A team of scientists has discovered eight new species of Hylaeus masked bees in the Pacific islands, including French Polynesia. The study reveals that these tiny bees likely rafted between islands via Fiji and the southwest Pacific, solving a long-standing mystery about their origins.
Researchers used movement behavior models to track leatherback sea turtles to previously unknown foraging locations along the US east coast. The study found that leatherbacks use specific areas in the South Atlantic Bight, Mid-Atlantic Bight, and southern New England as both migratory corridors and foraging grounds.
A study found that exposure to emotion category words affects how brains process others' facial expressions, with culturally diverse groups showing different neural responses. The findings suggest that AI tools designed to read emotions from faces must account for cultural variation to avoid misinterpretation.
Scientists have discovered that tiny crustaceans, such as amphipods, prey on both living and dead jellyfish during the Arctic polar night. The study, published in Frontiers in Marine Science, found that these crustaceans shift to an omnivorous diet during this period, utilizing jellyfish as a key food source.
Researching astronauts' microbiomes is vital for long-term space missions, as the space environment can disrupt balance and have adverse consequences. Studying microorganisms in space can also aid in developing technologies like space agriculture and antimicrobial agents.
A study of non-hospitalized Covid-19 survivors found that 76% developed insomnia, with those having chronic conditions and high depressive/anxious symptoms most affected. Simple actions like exercise and relaxation techniques may help alleviate insomnia symptoms.
Researchers have developed a novel virtual reality-based relaxation therapy that helps cancer patients in palliative care manage symptoms and stress better. The therapy, known as FLOW-VRT-Relaxation, combines standard-of-care relaxation techniques with immersive VR experiences to promote psychological states of flourishing.
A study found that people prefer social robots speaking the same dialect as them, and those who are comfortable with a local accent trust robots that speak it more. The researchers suggest that this is because familiarity and similarity contribute to trustworthiness and competence perceptions.
Researchers found that handwriting by hand increases brain connectivity, promoting better memory formation and encoding of new information. This discovery highlights the need for more handwriting activities in schools, potentially leading to improved learning outcomes.
Researchers studied ant communities in different bioenergy cropping systems to understand how they shape biotic communities and their functions. They found that perennial bioenergy cropping systems with more plant diversity gave rise to a different and more diverse ant community than simpler systems.
A new database of marine microbes has been created, revealing insights into the ocean's diversity and its impact on climate change. The catalog provides unprecedented information on which microbes live where and what they do.
Researchers have shown that combining poverty with chronic inflammation worsens health outcomes, increasing heart disease and cancer mortality rates. The study analyzed data from nearly 95 million adults and found a synergistic effect of poverty and inflammation on mortality.
A study found that watching others eat raw broccoli with negative facial expressions reduces adults' liking for the vegetable, but not their desire to eat it. The researchers suggest that avoiding disgusting food may be a reason for this effect.
A Japanese research team developed a four-meter-long, remotely controllable flying firehose robot called the Dragon Firefighter. It can safely and efficiently extinguish fires by directly approaching flames. The robot will be deployed in real-world firefighting scenarios after approximately 10 more years of development.
A study of 25 obese Chinese individuals reveals that intermittent energy restriction (IER) alters the gut microbiome and brain activity, leading to significant weight loss and reductions in obesity-related comorbidities. The changes are coupled over time, suggesting a complex relationship between the gut microbiome and brain.
A recent US study found that parents overestimate the value of free play in children's learning, while undervaluing guided play. Guided play is more effective for teaching skills like mathematics, language, and STEM subjects. By educating parents on this approach, they can create engaging 'learning' moments during everyday activities.
Scientists have discovered vast quantities of methane trapped beneath Svalbard's permafrost, which could migrate and escape if it thaws. This could create a cycle of warming, exacerbating the climate crisis and accelerating global warming.
The Atlantic Ocean near Bermuda has warmed by 1°C over the past 40 years, with surface temperatures increasing by 0.24°C per decade since the 1980s. The ocean's salinity and oxygen levels have also decreased, leading to increased acidity, which can affect marine life.
A new study published in Frontiers found that working night shifts is associated with a higher occurrence of disordered sleep, particularly among young adults with lower education. The study revealed that 51% of people working nights scored positive for at least one sleep disorder.
Scientists have developed a new tool to track and study polar bears using DNA analysis of skin cells shed in their footprints. This method allows for the monitoring of threatened animals without stressing or harming them.
Researchers have found that Vibrio bacteria play a role in outbreaks of mortality among dark stinging sponges weakened by warming Mediterranean. The study suggests climate change may be impacting disease dynamics in sponges and their pathogens.
Researchers in Panama have created a novel insulation material using rice husk and cellulose, reducing plastic consumption and greenhouse gas emissions. The material has competitive thermal conductivity compared to natural and recycled insulation materials.
Researchers found that female Taricha newts produce higher levels of tetrodotoxin, a deadly neurotoxin, than males. This discovery suggests the toxin may serve as a signal for mate selection and survival.
Researchers found that chimpanzees extract termites from mounds most successfully when rainfall increases, until a threshold of 200mm is reached. This suggests that termite fishing is a seasonal activity for chimpanzees, with the best opportunities during the early wet season.
A new hotspot map reveals where women working in agri-food systems face the highest climate risk, with central, east, and southern Africa, as well as west and south Asia, being among the most vulnerable regions. Women's exposure to climate hazards and systemic gender inequalities converge to increase their vulnerability.
A new study maps uncertainty in current climate modeling and proposes a framework to better predict future global warming risk. International experts identify 26 distinct processes that could drive significant warming after net zero.
Researchers found that pollutants in green sea turtle eggs can feminize broods, increasing the risk of extinction due to a lack of males. The study suggests that climate change and pollution may be driving this trend, which could have severe consequences for the species' survival.
A new study found that mixed forests with four species have the highest carbon stocks relative to monocultures, increasing above ground carbon stocks by at least 70%. The results demonstrate the potential of diversification in planted forests to enhance carbon storage and support biodiversity.
Scientists have discovered that willow bark extract has a broad-spectrum antiviral effect against both enveloped and non-enveloped viruses, including coronaviruses and enteroviruses. The extract works by attacking the surface of the virus, preventing it from entering cells and reproducing.