A recent study published in Frontiers in Sustainable Food Systems reveals that chronic hunger affects nearly half of rural households in sub-Saharan Africa. The survey found that 39% experience severely unreliable access to food and 49% have inadequate diet diversity, putting them at risk for micronutrient deficiencies.
Researchers discovered a phenomenon in brain cells where mitochondria 'eat themselves up' at an early stage of neurodegeneration. The study found that this self-destruction is selectively present in neurons prone to degeneration in ALS patients, providing potential targets for new therapies.
A new study found that skin UVB exposure increases gut microbial diversity and favors the growth of Lachnospiraceae bacteria, which are linked to vitamin D status. The results suggest a potential link between UVB light exposure and the protective effect against inflammatory diseases like MS and IBD.
Existing fire blanket technology can shield isolated buildings from short wildfire attacks, but technological improvements are required for severe fires and high-housing-density areas. Further research is necessary to develop more effective materials and deployment methods.
Researchers suggest a structural connection between 'content circuits' in the cortex and 'switchboard circuits' that allocate awareness, mediated by L5p neurons. Studies demonstrate interaction between state and contents of consciousness in these cells.
Researchers at Johns Hopkins have developed a universal screening approach for vaginal microbiota transplantation (VMT) donors to ensure only beneficial microbes are transferred. The pilot study found that 35% of participants might be eligible VMT donors, and the success rate may depend on a small number of willing 'super donors'.
A low waist-to-hip ratio (WHR) in women is associated with higher cognitive test scores and IQ in children, as well as lower birth order. WHR tracks reproduction potential, which peaks in the twenties and drops after pregnancy and menopause.
New research suggests that global food waste due to overeating has a significant impact on the environment. The study estimates that excess bodyweight corresponds to roughly 140 billion tonnes of food waste globally, with growing meat consumption leading to higher land and water usage.
A team of researchers has created the first comprehensive map of the behavior of Kv channels, a crucial step towards developing improved models for ion channel research. The dataset, known as Channelpedia, provides access to over 9,000 cell recordings and will enable scientists to develop more accurate drug discovery models.
Focusing on movement during weightlifting may improve performance by reducing mechanical inefficiency and increasing automatic control processes. This contradicts the traditional mind-muscle connection theory, which suggests focusing on individual muscles enhances activation and development.
A new study published in Frontiers in Communication reveals that YouTube videos on climate change opposition to worldwide scientific consensus and hijack technical terms to appear credible. Scientists are urged to form alliances with influential YouTubers and politicians to ensure accurate video content reaches the widest audience.
A new study found that organic apples contain a more diverse range of beneficial bacteria, which could contribute to improved gut health. In contrast, conventional apples were found to have higher levels of pathogenic bacteria, such as Escherichia-Shigella. The researchers also discovered that the bacteria in organic apples were more c...
A Harvard study suggests that resveratrol can preserve muscle mass and strength in rats exposed to simulated Mars gravity, with almost complete rescue of front and rear paw grip. The compound's anti-inflammatory and antioxidant effects may help conserve muscle and bone in astronauts on long missions to Mars.
A study found grasshoppers and silkworms have antioxidant capacity similar to fresh orange juice, while crickets offer 75% the same antioxidant power. Insects are a sustainable alternative to meat and animal products, with minimal land, water, and carbon footprint.
Researchers suggest that viruses hiding in our DNA could be causing some of our deadliest neurological diseases. Studies link HERV reactivation to autoimmune attacks in multiple sclerosis and peripheral demyelinating disease CIDP.
Researchers warn that framing cultured meat as a high-tech innovation can lead to negative attitudes and reduced consumer demand. The study found that those who encountered cultured meat through this frame were less likely to consider it safe, healthy, or environmentally friendly.
Researchers found that maternal exposure to sucralose and acesulfame-K during pregnancy and lactation led to altered intestinal flora and liver toxicity in mouse pups. The study suggests that artificial sweeteners may be safe for adults when used in moderation, but not a substitute for sugar.
A new approach to treating eating disorders involves teaching patients with anorexia how to eat normally, with promising results. The method, which uses a smartphone app to track and regulate food intake, has been shown to achieve a 75% remission rate after just one year of treatment.
Researchers found that scorpions adapt their stingers and venom use to minimize costs, with strategies including avoiding venom, using claws or pedipalps, and adjusting sting volume and composition. Scorpions can also tailor venom to a target through on-the-fly adjustments and over weeks of exposure.
A recent study found that nearly all newborns had bacteria in their first poop, contradicting the long-held assumption of a sterile womb. The researchers collected amniotic fluid samples from 50 healthy women undergoing planned caesarean deliveries and discovered bacterial DNA in almost all viable samples.
A new study found that prenatal exposure to paternal tobacco smoking is associated with increased methylation of immune genes, which alters how the genetic code is read. This leads to a higher risk of developing childhood asthma.
Researchers propose lab-grown insect meat as a solution to environmental concerns, combining benefits of insect farming, GM livestock and plant-based meat substitutes. The technology requires fewer resources and less energy-intensive control, with potential for mass food production and scalable cost-effectiveness.
Scientists at the Swedish Museum of Natural History have compiled an atlas of fossils in volcanic rock to guide where and what to look for in the search for Martian life. The atlas aims to identify which types of microorganisms are most likely to have been preserved on Mars, based on their metabolism and geochemical conditions.
Researchers suggest that large, slow-breeding animals require 'demographic safe spaces' to maintain non-negative population growth rates. Conservation efforts for Asian elephants and other species can focus on enhancing survival of females and calves to prevent extinction.
A UK study reveals that state-funded preschools maintain high-quality childcare settings due to highly qualified staff, even with less favorable child-to-staff ratios. The study's findings suggest that policy changes and in-service training plans are crucial factors in predicting quality.
A new vaccine has been shown to be effective in preventing African Swine Fever in wild boar, with 92% protection rate. The vaccine can also pass on immunity via contact with infected animals, offering a potential solution to the spread of this deadly disease.
A new study suggests that prenatal stress may be involved in shaping psychiatric resilience, with high-violence communities showing less frequent depression and PTSD symptoms. Prenatal stress interacts with postnatal stress to influence resilience.
A mathematical model shows that sacrificing a few offspring can lead to increased total offspring survival, especially in overcrowded environments. This suggests that filial cannibalism and offspring abandonment might be considered forms of parental care.
A 'Human Brain/Cloud Interface' could provide individuals with instantaneous access to all cumulative human knowledge, improving learning capacities and intelligence. The technology, predicted to be developed within decades, aims to connect neurons and synapses in the brain to vast cloud-computing networks.
Researchers have identified a common species of seaweed, Laminaria ochroleuca, as a rich source of bacteria with antimicrobial and anticancer activities. The study reveals that extracts from these Actinobacteria inhibited growth of various pathogens and showed selective anticancer activity.
A study published in Frontiers found that taking a 20- to 30-minute nature experience significantly lowers cortisol levels. The research suggests a daily dose of 'nature pills' could be a simple and effective way to reduce stress.
German scientists discovered two new species of rare giant stick insects in Madagascar's dry forests, with males exhibiting dazzling blue or multicolored armor. Genetic tests confirm the existence of two new species, challenging previous theories on stick insect evolution and raising questions about their reproductive strategies.
Researchers use metal nanoparticles to detect single target molecules in paper-based tests, overcoming limitations of conventional dyes. The results enable ultra-sensitive diagnostics with limitless applications in medicine, forensics, and environmental safety.
Scientists have achieved a billion-fold increase in the electrical conductivity of melanin, enabling its potential in safe and sustainable bioelectronics. The breakthrough involves heating synthetic eumelanin to produce High Vacuum Annealed Eumelanin, which shows tunable conductivity and biocompatibility.
Research suggests that parasitic worms cause majority of cancers in poor countries due to chronic inflammation and toxic egg excretions. However, some species of helminths, like the 'hyper tapeworm', inhibit cancer growth and may even enhance host's immune response to tumors.
Researchers tested a silver- and ruthenium-based coating on the International Space Station, finding it highly effective in reducing bacteria growth by up to 80% compared to bare steel. The AGXX® coating may provide a solution to combating antibiotic-resistant superbugs in deep space missions.
NASA research finds that dormant viruses reactivate in over half of crew members on Space Shuttle and International Space Station missions. The reactivation rate increases with spaceflight duration, raising concerns for the success of deep-space missions. Effective prevention and treatment are crucial to safeguarding astronauts.
Researchers have discovered that growing grasses alongside blueberry plants corrects iron deficiency, leading to increased antioxidant content and improved berry quantity. Intercropping with grass species has been shown to provide a natural source of iron chelators, comparable to synthetic treatments.
A study published in Frontiers in Nutrition found that consuming a casein shake just before overnight sleep increases muscle protein synthesis, leading to bigger squat and quad gains. This effect is thought to be due to increased total protein intake, not just the bedtime beverage.
A new theory suggests that our relationship with the environment is like a social exchange, leading to the belief that eco-friendly behavior can cancel out harmful ones. Researchers argue that this mindset can lead to misguided quick fixes and that stricter legislation and immediate feedback on environmental impact are needed.
A NASA rover mission in the Mars-like Atacama Desert has recovered subsurface soil samples containing unusual microbes that are distributed in patches, related to limited water availability and scarce nutrients. The findings will aid the search for evidence of signs of life during future planned missions to Mars.
A recent study found that around 15% of people in the UK would object to having immigrants as neighbors, similar to other rich EU countries. The analysis also showed that tackling one form of prejudice improves tolerance towards all groups.
Researchers have discovered a squid protein that can be processed into fibers and films for applications in health monitoring, self-healing recyclable fabrics and sustainable textiles. The protein's unique properties make it an eco-friendly alternative to plastics.
A new study from the Oxford Martin School suggests that lab-grown meat production may have detrimental long-term consequences on the climate if it relies on high-carbon energy. The researchers found that while reducing methane emissions is crucial, replacing it with carbon dioxide could lead to increased global temperatures.
A simulation training study found that blindfolding pediatric team leaders improved their leadership skills ratings by 11% compared to non-blindfolded leaders. The technique may help save lives by enhancing communication and reducing distractions during resuscitation scenarios.
Research found that healthy women using birth control pills are poorer judges of subtle facial expressions than non-users. OCP users were nearly 10% worse on average at recognizing the most enigmatic emotional expressions.
Researchers have found that nuclei gained during training persist even when muscle cells shrink due to disuse or disease, allowing for rapid growth when retrained. This discovery has important implications for public health policy and suggests that exercise in early life can help prevent frailty in old age.
Czech researchers used 360-degree headshots to assess fighters' perceived fighting ability. Despite this, ratings were not linked to actual MMA score or physical characteristics. However, heavier fighters with higher anaerobic performance were judged as more successful based on their facial features.
Researchers found that super-donors have stool rich in bacteria that enhance metabolism and can provide the necessary chemicals to restore gut balance. Fecal transplants from these 'super-donors' achieve clinical remission rates double those of other donors, offering new hope for treating a range of conditions.
Seafloor predators like starfish and jellyfish will benefit from the opening up of new habitats due to climate change, while those associated with sea ice for food or breeding, such as emperor penguins and humpback whales, are most at risk. This study assesses biodiversity under unprecedented change using risk assessments.