Researchers at Johns Hopkins University found that brain activity in place cells helps construct cognitive maps, a pattern of activity reflecting an animal's internal representation of its environment. This activation can mark the birth of a memory, as seen in rats who pause to inspect their surroundings and create new place fields.
A study published in Nature Genetics identified a large number of heritable genes associated with disease risk, providing a new resource for understanding the genetic control of transcription. The researchers analyzed blood sample data from twins and found that heritable genes are more likely to be associated with disease.
A study found that genes amplify stress from harsh environments for some children, while supportive environments help mitigate this effect. The research used telomere length as a biomarker of stress and showed that genetic pathways play a role in the stress response.
Researchers at the University of Manchester have discovered a new mechanism that governs how body clocks react to changes in the environment. The enzyme casein kinase 1epsilon (CK1epsilon) controls how easily the body's clock can be adjusted or reset by environmental cues such as light and temperature.
The Australian National University-led Cooperative Research Centre for Space Environment Management will track space debris, improve predictions of space debris orbits, and predict potential collisions in space. The center aims to reduce the rate of debris proliferation and remove debris using ground-based lasers.
A virtual computer-based world was created to facilitate international healthcare education, engaging participants in a three-dimensional environment. The study successfully demonstrated the effectiveness of this new pedagogy, offering healthcare professionals limited access to traditional education resources.
Research finds that indigenous cultures' medicinal plant use is linked to their environment, making them vulnerable to climate change and globalization. The study highlights the importance of preserving traditional knowledge to mitigate the impact of environmental changes on these communities.
Research reveals a long-term hidden threat to the environment: shrinking households. A study by Michigan State University found that as global household size declines, it will double the number of homes needed per-capita, straining natural resources and the environment.
Researchers at the University of Chicago Press Journals found that controlling a chaotic environment may be key to helping people stop excessive behaviors like hoarding and stockpiling. Participants in cluttered rooms showed increased likelihood of impulse spending compared to those in organized spaces.
A study by King's College London suggests that pain sensitivity can be altered by lifestyle and environmental factors through epigenetics. Researchers found variations in chemical modifications within genes involved in pain sensitivity, including the TRPA1 gene.
A new study published in Psychological Medicine found that toddlers' physical aggression is strongly associated with genetic factors, accounting for most of the stability and change. The study used a twin cohort design to investigate the role of genetics and environment in early childhood aggression, finding support for the genetic mat...
Researchers have created an artificial bone marrow that can reproduce hematopoietic stem cells, which could facilitate the treatment of leukemia. The new technology uses synthetic polymers and protein building blocks to mimic the natural environment of bone marrow, allowing for more efficient stem cell reproduction.
A new NOAA report suggests that specific types of fish farming can be done without harming the coastal ocean environment as long as proper planning and safeguards are in place. The study found minimal to no effects on the environment in cases where farms are responsibly managed.
Studies show that environmental factors significantly impact the genetic makeup of fruit flies living in 'Evolution Canyon', a unique natural environment with contrasting climates. The research confirms natural selection as a powerful influence in shaping the population's gene pool.
A new study from King's College London found that genetic differences between students explain on average 58% of the differences in GCSE scores, while environmental factors account for 29%. The research used identical and non-identical twins to compare the impact of genetics versus environment on educational achievement.
A new model from Uppsala University predicts how bacteria can rapidly adapt to environmental changes through smart regulation of gene expression. The study shows the ultimate limit for bacterial protein level adjustments in response to changing environments.
The Center for Environmental Implications of NanoTechnology (CEINT) at Duke University has been awarded a $15 million grant renewal to continue studying the environmental impact of nanoparticles. The research focuses on understanding where nanoparticles accumulate, how they interact with other chemicals, and their effects on ecosystems.
Researchers cataloged interactions between breast cancer cells and normal cells in their environment, finding that most signals promoted cancer. Blocking multiple signals simultaneously inhibited tumor growth more effectively than blocking individual signals.
A new £800,000 grant from the Medical Research Council will enable scientists to connect diverse databases and investigate links between climate, environment, and human health. The project aims to develop an IT system and database linking weather, climate, and environmental data with information on health and wellbeing.
Northwestern University researchers develop method to change molecular properties by altering surface geometry, mimicking nature's simplicity. The technique enables the creation of patchy nanoparticles with unique chemical properties, opening doors for new materials and applications.
High school students became more concerned for others and the environment during the Great Recession, according to a new study. Researchers found that students who graduated from high school during the recession were more interested in social issues and saving energy.
A new study found that China's payments for ecosystem services programs led to significant forest growth and environmental benefits. However, the programs also had negative impacts on rural households and their livelihoods, highlighting the need for more sustainable policies.
Biologists discovered that green algae require haemoglobin and nitric oxide to signal the absence of oxygen, allowing them to activate genes and produce hydrogen. In an oxygen-rich environment, this gene is idle, and its inactivation has fatal consequences for the algae.
A recent study published in the International Journal of Obesity highlights the critical role of parenting style and home environment in shaping children's physical activity levels and dietary habits. The researchers found that a healthy home environment and parental role modeling are essential for promoting healthy behaviors in kids, ...
A meta-analysis of 71 studies found that agri-environment schemes, such as sowing wild-flowers and organic farming, enhance the diversity and abundance of wild bees, hoverflies, and butterflies. The results suggest that increasing flower abundance in field margins and roadsides can boost pollinator populations, especially common species.
A former University of California, Riverside graduate student built a system that replicates a human colon, septic tank, and groundwater to understand the impact of bacteria on groundwater. His research found that pathogens could potentially linger longer in aquatic environments, posing a risk to water quality.
A new study found that high levels of OR noise can have a disruptive effect on a surgeon's auditory processing abilities and cause a decrease in speech comprehension. The researchers tested 15 surgeons with varying years of experience under different listening conditions, including quiet, filtered noise, background noise, and music.
A Virginia Tech study found that humans are passing antibiotic resistance to wildlife, especially in protected areas where human numbers are limited. The research identified the coupled nature of humans, animals, and the environment across landscapes, posing a critical threat to human and animal health.
A three-year study by Professor Michael Blaber and his team suggests that proteins, not RNA, were the first molecules to form life. The researchers found that 10 prebiotic amino acids could be folded into complex protein structures in a high-salt environment, supporting a 'protein-first' view of abiogenesis.
Researchers at the University of North Carolina discovered that hepatitis A virus acquires an envelope from infected cells when found in the environment, blurring the distinction between enveloped and non-enveloped viruses. This unique behavior allows the virus to evade host immune systems and survive longer periods between hosts.
JoVE is launching a new environment section to publish cutting-edge methodologies and innovations in renewable energy, sustainable materials, and more. The section aims to promote environmentally conscientious practices and provide a platform for researchers to present greener technology.
A new study led by Boston University School of Public Health researchers found that the chemical TDCPP was present in 99% of dust samples from participants' homes, vehicles and offices. The office environment was the strongest predictor of metabolized TDCPP in urine, with lower concentrations in newer buildings.
A new study found that prolonged exposure to an enriched environment activates brain receptors, preventing amyloid beta protein from weakening nerve cell communication. This provides a molecular mechanism for why a richer environment can help lessen the memory-eroding effects of Alzheimer's disease.
A team led by Dr. Natalia Rybczynski has identified the first evidence for an extinct giant camel in Canada's High Arctic, dating back 3.4 million years. The discovery extends the range of camels in North America northward by 1,200 km and suggests a possible adaptation to polar environments.
Researchers at Duke University found that silver nanoparticles can have adverse effects on plants and microorganisms in low doses, leading to reduced biomass and altered enzyme activity. The study's findings highlight the need for further research into the environmental impact of these particles.
A global survey reveals that environmental issues, particularly climate change, are a low priority for people in the US and around the world. In the surveys, the economy ranked highest in concern, with environmental issues ranking sixth.
In a study published in Science, fruit flies were found to lay their eggs in an alcohol-soaked environment when sensing parasitic wasps, forcing larvae to consume booze to combat infection. The discovery suggests that using toxins in the environment to medicate offspring may be common across the animal kingdom.
A new report from an international consortium warns that climate change will disproportionately affect older people, leading to increased vulnerability and mortality. The study calls for better awareness among policymakers and the public to address this critical issue.
A new concept has emerged to describe the natural world's resources supplied to humans, but its application raises ethical concerns about social equity and responsibilities. The study highlights the need for considering multiple values and interests when analyzing nature's contribution to humanity.
Researchers found that the environment transitioned rapidly between a closed woodland and an open grassland, triggering evolutionary changes. The team used lake sediments and biomarkers to reconstruct the types of vegetation present, revealing a correlation between environmental changes and planetary movement.
Researchers have created new biocatalysts using the power of protein engineering and evolution, allowing nature's premier oxidation catalyst to drive synthetically useful reactions. This breakthrough enables the production of pharmaceutical drugs and natural products in a more efficient and environmentally friendly manner.
A recent University of California, Berkeley study found that reframing environmental rhetoric according to conservative morals can reduce partisan polarization on ecological matters. When pro-environmental messages focus on protecting the natural environment from harm, conservatives are more likely to feel disgust and support environme...
A study from researchers at UC Berkeley suggests that reframing pro-environmental rhetoric according to values resonating with conservatives can reduce partisan polarization. The findings indicate that such approaches can increase motivation among conservatives to support environmental causes.
A CU-led study found that social environments play a crucial role in determining friendships, with genetically similar individuals more likely to form bonds in stratified settings. In contrast, egalitarian environments led to weaker genetic homophily among friends.
Researchers discover that breast cancer cells' ability to spread is influenced by the tumor's protein-rich environment as much as genetic changes within the cells. The study reveals that a specific molecular signal in the protein meshwork can initiate metastasis to distant sites, while a healthy environment can even coax healthy cells ...
Researchers sequenced microbial DNA in twins and found salivary microbiomes were not significantly more similar to identical twins as fraternal twins, suggesting genetic relatedness is less important than environment. The study also revealed that the salivary microbiome changes most during early adolescence.
A recent study by University of Notre Dame researcher Timothy Judge found that genes play a significant role in job stress and health problems. He studied nearly 600 twins and discovered that shared genes were about four times more important than shared environments in shaping personality, stress, and health outcomes.
A study finds that nature worship can harm the environment due to consumers' tendency to prioritize romantic escapes from culture. Eco-friendly products offer an opportunity for outdoor equipment manufacturers and tourism service providers to help reduce environmental damage.
Researchers discovered that pollutant particles accumulate in specific areas of the urban environment, forming coherent structures. This finding can help generate maps to identify high-pollution zones and inform strategies for mitigating pollution.
The study aims to evaluate the relationship between zoning code reforms, physical environment, and physical-activity behavior in communities nationwide. Researchers will analyze data from over half of US counties to determine if zoning reforms are linked to increased physical activity levels among adults.
A recent study published in Nature found that many tropical protected areas are struggling to sustain their biodiversity, despite being our best hope for preserving tropical forests. However, the research also highlights the importance of eliminating threats outside park boundaries and maintaining existing parks.
Research finds that newborn twins' epigenetic profiles differ despite sharing a womb, influenced by unique environmental experiences and genetic factors. This study may lead to early identification of disease risk and personalized health interventions.
Two projects investigating the use of robot submarines to map and monitor the UK seas have received £720,000 in funding. The projects aim to inform future government policy on protecting the marine environment by generating data that will guide the use of autonomous underwater vehicles (AUVs) and sea gliders.
Researchers deployed a combined sonar system to monitor fish and diving seabirds interacting with tidal turbines. The study aims to understand how water flow and turbulence affect marine wildlife, informing the development of renewable energy structures.
A NUS-led team has discovered how bacteria respond to salt changes using specialized protein molecules that change shape in response to environmental salt concentrations. This finding provides a unified model of how bacteria sense their environment and has immediate applications in understanding life processes across species.
The Inclusive Wealth Report 2012 proposes a new approach to sustainability by measuring natural, manufactured, human, and social forms of capital. This comprehensive index provides a more accurate picture of a country's development and well-being than traditional indicators like GDP.
Researchers found that genetic and environmental factors influence childhood characteristics differently across the UK, with some traits more strongly linked to genes in certain regions. The study's nature-nurture maps provide a global overview of how environment interacts with genetics.
NASA's Hurricane and Severe Storm Sentinel (HS3) mission will deploy two Global Hawk aircraft to study hurricane formation and intensity changes. The aircraft will sample the environment of storms and measure winds, precipitation, and other factors to improve hurricane prediction.
Researchers developed a 'Top 20' list of questions to better understand the impacts of chemicals in PPCPs on human and ecological health. The top priorities include identification of PPCPs, understanding their entry into the environment, and assessment of effects on organisms and risks to people.
The special issue on 3D Object Retrieval will incorporate the Collage Authoring Environment, allowing authors to embed executable code and data into their papers. This enables verified results and improves peer-review, leading to faster knowledge dissemination in fast-moving fields like Computer Graphics.