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Life Sciences

Comprehensive exploration of living organisms, biological systems, and life processes across all scales from molecules to ecosystems. Encompasses cutting-edge research in biology, genetics, molecular biology, ecology, biochemistry, microbiology, botany, zoology, evolutionary biology, genomics, and biotechnology. Investigates cellular mechanisms, organism development, genetic inheritance, biodiversity conservation, metabolic processes, protein synthesis, DNA sequencing, CRISPR gene editing, stem cell research, and the fundamental principles governing all forms of life on Earth.

447,757 articles | 2542 topics

Health and Medicine

Comprehensive medical research, clinical studies, and healthcare sciences focused on disease prevention, diagnosis, and treatment. Encompasses clinical medicine, public health, pharmacology, epidemiology, medical specialties, disease mechanisms, therapeutic interventions, healthcare innovation, precision medicine, telemedicine, medical devices, drug development, clinical trials, patient care, mental health, nutrition science, health policy, and the application of medical science to improve human health, wellbeing, and quality of life across diverse populations.

431,843 articles | 751 topics

Social Sciences

Comprehensive investigation of human society, behavior, relationships, and social structures through systematic research and analysis. Encompasses psychology, sociology, anthropology, economics, political science, linguistics, education, demography, communications, and social research methodologies. Examines human cognition, social interactions, cultural phenomena, economic systems, political institutions, language and communication, educational processes, population dynamics, and the complex social, cultural, economic, and political forces shaping human societies, communities, and civilizations throughout history and across the contemporary world.

260,756 articles | 745 topics

Physical Sciences

Fundamental study of the non-living natural world, matter, energy, and physical phenomena governing the universe. Encompasses physics, chemistry, earth sciences, atmospheric sciences, oceanography, materials science, and the investigation of physical laws, chemical reactions, geological processes, climate systems, and planetary dynamics. Explores everything from subatomic particles and quantum mechanics to planetary systems and cosmic phenomena, including energy transformations, molecular interactions, elemental properties, weather patterns, tectonic activity, and the fundamental forces and principles underlying the physical nature of reality.

257,913 articles | 1552 topics

Applied Sciences and Engineering

Practical application of scientific knowledge and engineering principles to solve real-world problems and develop innovative technologies. Encompasses all engineering disciplines, technology development, computer science, artificial intelligence, environmental sciences, agriculture, materials applications, energy systems, and industrial innovation. Bridges theoretical research with tangible solutions for infrastructure, manufacturing, computing, communications, transportation, construction, sustainable development, and emerging technologies that advance human capabilities, improve quality of life, and address societal challenges through scientific innovation and technological progress.

225,386 articles | 998 topics

Scientific Community

Study of the practice, culture, infrastructure, and social dimensions of science itself. Addresses how science is conducted, organized, communicated, and integrated into society. Encompasses research funding mechanisms, scientific publishing systems, peer review processes, academic ethics, science policy, research institutions, scientific collaboration networks, science education, career development, research programs, scientific methods, science communication, and the sociology of scientific discovery. Examines the human, institutional, and cultural aspects of scientific enterprise, knowledge production, and the translation of research into societal benefit.

193,043 articles | 157 topics

Space Sciences

Comprehensive study of the universe beyond Earth, encompassing celestial objects, cosmic phenomena, and space exploration. Includes astronomy, astrophysics, planetary science, cosmology, space physics, astrobiology, and space technology. Investigates stars, galaxies, planets, moons, asteroids, comets, black holes, nebulae, exoplanets, dark matter, dark energy, cosmic microwave background, stellar evolution, planetary formation, space weather, solar system dynamics, the search for extraterrestrial life, and humanity's efforts to explore, understand, and unlock the mysteries of the cosmos through observation, theory, and space missions.

29,662 articles | 175 topics

Research Methods

Comprehensive examination of tools, techniques, methodologies, and approaches used across scientific disciplines to conduct research, collect data, and analyze results. Encompasses experimental procedures, analytical methods, measurement techniques, instrumentation, imaging technologies, spectroscopic methods, laboratory protocols, observational studies, statistical analysis, computational methods, data visualization, quality control, and methodological innovations. Addresses the practical techniques and theoretical frameworks enabling scientists to investigate phenomena, test hypotheses, gather evidence, ensure reproducibility, and generate reliable knowledge through systematic, rigorous investigation across all areas of scientific inquiry.

21,889 articles | 139 topics

Mathematics

Study of abstract structures, patterns, quantities, relationships, and logical reasoning through pure and applied mathematical disciplines. Encompasses algebra, calculus, geometry, topology, number theory, analysis, discrete mathematics, mathematical logic, set theory, probability, statistics, and computational mathematics. Investigates mathematical structures, theorems, proofs, algorithms, functions, equations, and the rigorous logical frameworks underlying quantitative reasoning. Provides the foundational language and tools for all scientific fields, enabling precise description of natural phenomena, modeling of complex systems, and the development of technologies across physics, engineering, computer science, economics, and all quantitative sciences.

3,023 articles | 113 topics

SAMSUNG T9 Portable SSD 2TB

SAMSUNG T9 Portable SSD 2TB transfers large imagery and model outputs quickly between field laptops, lab workstations, and secure archives.

Study: Small urban corner stores offer increased healthy food options

A new study by Johns Hopkins Bloomberg School of Public Health found that federal policy changes led to an increase in healthy food availability at smaller urban corner stores in Baltimore. The researchers found that stores in neighborhoods with a majority of black residents showed the greatest improvement, suggesting that boosting hea...

Middle schoolers may benefit academically from extracurricular activities

A new study by NYU's Steinhardt School of Culture, Education, and Human Development found that participating in extracurricular activities can be protective for low-income youth academically. Community engagement and sports were the most highly associated with better academic performance, while school-based activities had little effect.

Worldwide shift in heart medication delivery required: Study

A radical shift is needed in how heart medicines are provided and preventive care is organized in healthcare systems to improve rates of use. Generic versions of medicines should be made available for free in developing countries, while non-physician health workers can improve uptake and adherence.

Africa's urban waste, a valuable source of electricity

Estimated electricity production from African urban waste could reach 122.2 TWh in 2025, alleviating energy poverty for millions. However, poor waste management limits actual potential to 83.8 TWh, affecting 27 million families.

Apple iPhone 17 Pro

Apple iPhone 17 Pro delivers top performance and advanced cameras for field documentation, data collection, and secure research communications.

Urban runoff killing coho salmon, but simple solution within reach

A new study documents the fatal connection between urban stormwater and coho salmon survival, but also finds that inexpensive filtration through columns of sand and soil can completely prevent toxic effects. The research demonstrates that coho salmon are an ecological sentinel for urban runoff's harmful effects.

Heat waves hit heat islands hardest

A University of Wisconsin-Madison study found that extreme temperatures affect urban heat islands more intensely than their nonurban surroundings. This can lead to uncomfortable summers, increased health risks, and higher energy bills for city-dwellers. Climate change projections indicate that cities will be especially vulnerable to th...

Small rural owl fearlessly colonizes the city

Researchers found that burrowing owls colonizing cities exhibit the same levels of stress as rural populations, suggesting a high tolerance to human disturbances. Urban individuals with intermediate levels of corticosterone hormone have better survival rates.

Sony Alpha a7 IV (Body Only)

Sony Alpha a7 IV (Body Only) delivers reliable low-light performance and rugged build for astrophotography, lab documentation, and field expeditions.

HIV self-testing (HIVST) found safe, acceptable, and accurate

A community-based prospective study in Blantyre, Malawi found that HIV self-testing (HIVST) was widely accepted and accurate, with 94.6% of participants reporting high satisfaction. The study also showed that HIVST led to a low incidence of partner violence and suicides, and agreed with repeat HTC results in 99.4% of cases.

Garmin GPSMAP 67i with inReach

Garmin GPSMAP 67i with inReach provides rugged GNSS navigation, satellite messaging, and SOS for backcountry geology and climate field teams.

Urban grime releases air pollutant when exposed to sunlight

Researchers found that natural sunlight triggers release of smog-forming nitrogen oxide compounds from urban grime, leading to greater ozone creation and potentially significant contributor to air pollution in cities. The study confirms laboratory findings using field studies in Leipzig, Germany, and Toronto, Canada.

Rural Medicare beneficiaries receive less follow-up care

A study published in Medical Care found that rural Medicare beneficiaries have lower rates of follow-up care after leaving the hospital, which may lead to higher risks of emergency department visits and repeat hospitalizations. The research also highlights the need for policies to improve access to care for patients in rural areas.

Movie theaters in developing economies should consider the big screen

A new study from the University of Chicago Booth School of Business finds that movie house owners can maximize ticket sales by understanding the preferences of their local audience. The research reveals that urban markets with highly educated consumers prefer wider screens, while other regions favor more showtimes.

Apple Watch Series 11 (GPS, 46mm)

Apple Watch Series 11 (GPS, 46mm) tracks health metrics and safety alerts during long observing sessions, fieldwork, and remote expeditions.

Residential location affects pregnant women's likelihood of smoking

A new study from Rice University finds that living in areas with lower socio-economic resources but higher social acceptability of smoking increases the likelihood of pregnant women smoking. Counties with higher socio-economic status have lower odds of women smoking during pregnancy, while neighboring counties' smoking prevalence signi...

Birmingham, Ala., neighborhood revitalization motivated exercise

A new study found that a Birmingham, Ala., neighborhood's community revitalization project led to an increase in physical activity among residents. Residents' expectations of improved safety and access to green spaces were key factors in their increased exercise habits.

Dengue mosquitoes hitch rides on Amazon river boats

A study by Emory University researchers found that large barges in the Amazon River are heavily infested with disease-carrying Aedes aegypti mosquitoes. These mosquitoes can transmit dengue fever and other diseases, highlighting the need for mosquito control programs on aquatic transportation.

Apple AirPods Pro (2nd Generation, USB-C)

Apple AirPods Pro (2nd Generation, USB-C) provide clear calls and strong noise reduction for interviews, conferences, and noisy field environments.

Improved sanitation may reduce sexual violence in South African townships

A Yale University study found that increasing public toilet availability can decrease the risk of sexual violence by nearly 30%. The study, published in PLOS ONE, also estimates a significant reduction in social costs to society. Implementing more toilets could save $40 million annually in South African townships.

Tracking an invasive bird

A new study reveals that monk parakeets invading Europe and North America share similar genetic patterns, indicating they originated from the same small area in Uruguay. The invasive populations have lower genetic diversity compared to native populations, which is unusual for species with successful invasions.

AmScope B120C-5M Compound Microscope

AmScope B120C-5M Compound Microscope supports teaching labs and QA checks with LED illumination, mechanical stage, and included 5MP camera.

Could a dose of nature be just what the doctor ordered?

A study by biologists and public health experts finds that nature exposure is linked to improved human health, but the optimal dose of nature is unclear. The researchers propose a new approach to studying nature exposure through dose-response modeling, which could help develop recommendations for enhancing human health in urban areas.

Rural African-American women had lower rates of depression, mood disorder

A study published in JAMA Psychiatry found that rural African-American women had lower rates of major depressive disorder (MDD) and mood disorder compared to their urban counterparts. In contrast, rural non-Hispanic white women had higher rates of MDD and mood disorder. The findings suggest the need for further research into the correl...

Anker Laptop Power Bank 25,000mAh (Triple 100W USB-C)

Anker Laptop Power Bank 25,000mAh (Triple 100W USB-C) keeps Macs, tablets, and meters powered during extended observing runs and remote surveys.

Widening rural-urban disparities in youth suicides

A study published in JAMA Pediatrics found that rural youth suicide rates are significantly higher than urban rates, with firearm deaths being the leading cause of death in both sexes. The study analyzed national mortality data from 1996 to 2010 and found that rural areas had nearly twice the number of suicides as urban areas.

Eviction can result in depression, poorer health and higher stress

Research shows that eviction from housing can result in multiple negative consequences, including depression, poorer health, and higher levels of stress. Evicted mothers are more likely to experience depression, poor child health, and material hardship, highlighting the need for eviction-prevention initiatives.

The hidden burden of dengue fever in West Africa

A study by University of Miami researchers found dengue virus circulating in urban areas of Ghana, with 21.6% of malaria patients tested positive for long-lasting dengue IgG antibodies, indicating lifetime exposure. The findings suggest that up to one-third of all outpatient visits could be misdiagnosed as malaria.

CalDigit TS4 Thunderbolt 4 Dock

CalDigit TS4 Thunderbolt 4 Dock simplifies serious desks with 18 ports for high-speed storage, monitors, and instruments across Mac and PC setups.

Unhealthy choices boosted mortality rates for blacks who migrated north

A new study by Duke University found that millions of African Americans who migrated from the rural South to urban areas during the 20th century experienced a significant increase in mortality rates. The study attributed this increase to unhealthy habits such as smoking and drinking, which were more prevalent in cities.

Study: Urban design influences level of physical activity in Chinese cities

A new study by New York University and East China Normal University found that the design of the built environment significantly affects walking and bicycling in Chinese cities. The researchers discovered that neighborhoods with better urban design, such as wider sidewalks and bike lanes, had higher rates of physical activity.

How charter school foes are failing

New research indicates charter schools' opponents are failing to persuade even moderate Democrats, while supporters create enduring support by highlighting non-unionized teachers and the benefits of charters in poorer districts.

Meta Quest 3 512GB

Meta Quest 3 512GB enables immersive mission planning, terrain rehearsal, and interactive STEM demos with high-resolution mixed-reality experiences.

Davis Instruments Vantage Pro2 Weather Station

Davis Instruments Vantage Pro2 Weather Station offers research-grade local weather data for networked stations, campuses, and community observatories.

Emergency supplies of epinephrine in schools save lives

A new study by the American College of Allergy, Asthma and Immunology found that stocking emergency epinephrine in Chicago Public Schools saved the lives of 38 children and adults experiencing severe anaphylactic reactions. The majority of reactions occurred in elementary schools, primarily due to peanuts and fin fish triggers.

Chinese power: Challenges and R&D opportunities of smart distribution grids

The Chinese power grid is facing significant challenges in modernization, including improving asset utilization rates and integrating distributed generation. According to a recent study, the annual average utilization rates of major 10kV equipment were below 40% in 40 Chinese cities, far below comparable levels in developed countries.

Apple iPad Pro 11-inch (M4)

Apple iPad Pro 11-inch (M4) runs demanding GIS, imaging, and annotation workflows on the go for surveys, briefings, and lab notebooks.

How closely do urologists adhere to AUA guidelines?

A study evaluated the rate of physician adherence to American Urological Association's BPH/LUTS guidelines over a five-year period. Provider adherence rates varied from 53% to 92.8%, with low rates for challenging measures like subjective symptom description and physical examination.

Rural hospitals replicate experiences of big city stroke care

A new model for stroke care is being implemented in rural Alberta, allowing smaller hospitals to mimic the type of care typically found in larger centres. The SUEC model incorporates early supported discharge and community rehabilitation, resulting in decreased length of stay and increased patient satisfaction.

Study finds gallbladder surgery can wait

Researchers found that patients undergoing laparoscopic cholecystectomy during normal working hours were more likely to receive minimally invasive procedures. The study also revealed no significant differences in complication rates or length of stay between day and night surgeries.

Apple MacBook Pro 14-inch (M4 Pro)

Apple MacBook Pro 14-inch (M4 Pro) powers local ML workloads, large datasets, and multi-display analysis for field and lab teams.

The mobility model is closely linked to the city's characteristics

According to a study by the University of the Basque Country, the mobility model is closely linked to the city's characteristics. The study found that compact towns and cities have lower private vehicle use, better public transport offers lead to less car usage, and higher per capita income is associated with greater private car use. T...

High-stakes testing, lack of voice driving teachers out

A recent study found that standardized testing is a major contributor to teacher turnover, with many educators leaving the profession due to frustration with high-stakes testing. The study's findings suggest that a culture of high-stakes testing can lead to demoralization among teachers and a lack of quality instruction time.

Penn study: Sepsis patients fare better in hospitals with higher case volumes

A new study from Penn Medicine found that patients with sepsis who are treated at high-volume hospitals have a 36% increase in their odds of inpatient survival compared to those treated at lower-volume hospitals. The study suggests that regionalized severe sepsis care centers may improve outcomes for critically ill patients.

Fruit consumption cuts CVD risk by up to 40 percent

A seven-year study of nearly half a million people in China found that daily fruit consumption significantly reduced the risk of cardiovascular disease, including ischemic heart disease and stroke. The more fruit eaten, the lower the CVD risk, with significant reductions also seen in blood pressure.

Nikon Monarch 5 8x42 Binoculars

Nikon Monarch 5 8x42 Binoculars deliver bright, sharp views for wildlife surveys, eclipse chases, and quick star-field scans at dark sites.