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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

Every spot of green space counts

A global study found that urban greenspaces, including parks and gardens, harbor important microbial communities critical for sustaining productive ecosystem services. These microbes also promote effective immunoregulation functions and reduce allergies in humans. However, green spaces can also host fungal parasites and plant pathogens.

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.

Mapping urban greenspace use with cellphone GPS data

A study published in PLOS ONE found that urban greenspace use is correlated with demographics, with women, older adults, and ethnic minority groups spending more time outdoors. The authors used GPS data from cell phone apps to track users' visits to local green spaces, revealing significant effects on trip duration and distance.

GQ GMC-500Plus Geiger Counter

GQ GMC-500Plus Geiger Counter logs beta, gamma, and X-ray levels for environmental monitoring, training labs, and safety demonstrations.

Ceramics provide insights into medieval Islamic cuisine

A study of organic residues on ceramic pottery from rural and urban Sicily during the 9th to 12th century AD reveals a diverse range of vegetables, fruits, beeswax, and animal food products. The findings are consistent with Arabic literature's colorful dishes and highlight regional differences in cuisine preferences and ceramics use.

Social inequality in energy use

Researchers analyzed fine-scale energy use data to reveal significant racial and income disparities in urban energy use. Block groups with higher poverty rates exhibit significantly higher annual energy consumption, particularly for temperature-sensitive applications.

Apple iPhone 17 Pro

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

Lead levels in urban soil are declining but hotspots persist

A Duke University study found that while lead levels have generally decreased since the 1970s, they remain above safety guidelines near residential foundations and in areas with high traffic density. Regular soil testing is essential to mitigate these risks and encourage cities to act on this issue.

A stressful life in the city affects birds' genes

Researchers found genetic differences between city and rural great tits, with changes linked to cognition, aggression, and circadian rhythms. These adaptations enabled the birds to cope with urban stressors like noise pollution, lights at night, and air pollution.

Pandemic boosts demand for postal delivery of abortion pill

Two studies published in Contraception found that telehealth abortion improves access to reproductive health services, particularly for low-income persons and those living in rural areas. The studies also showed that most patients prefer receiving abortion pills through the mail and interacting with healthcare providers via telehealth.

Meta Quest 3 512GB

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

Ancient DNA reveals origin of first Bronze Age civilizations in Europe

The study found that ancient civilizations in Greece were genetically homogenous, suggesting critical innovations like urban centres and metal use came from local Neolithic groups. Migration waves from the Pontic-Caspian steppe also shaped present-day Greece, supporting theories on Indo-European languages.

People of color hardest hit by air pollution from nearly all sources

A new study models people's exposure to air pollution by race-ethnicity and income level, finding that exposure disparities among people of color and white people are driven by nearly all emission source types. The researchers found that air pollution disparities arise from a more systemic set of causes than previously understood.

E-cigarette users in rural Appalachia develop more severe lung injuries

A recent study from West Virginia University reveals that rural e-cigarette users are more likely to develop severe respiratory failure and require critical care. The study found a high correlation between lung injury and toxic volatile organic compounds in e-liquids, particularly in those produced by garage labs.

Creality K1 Max 3D Printer

Creality K1 Max 3D Printer rapidly prototypes brackets, adapters, and fixtures for instruments and classroom demonstrations at large build volume.

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.

Urban squirrels, how much are we disturbing you?

Research finds that urban squirrels' success rates increase with repeated solving of a novel food-extraction task, suggesting adaptability to urban stressors. The study also reveals that direct human disturbance is a major stressor, while green coverage and squirrel population size have less impact on problem-solving performance.

Rural US has more heart failure deaths than urban areas

A new Northwestern Medicine study reveals significant disparities in heart failure mortality rates between rural and urban areas, with rural areas experiencing higher death rates. The research also highlights race disparities among Black adults under 65 years old.

Aranet4 Home CO2 Monitor

Aranet4 Home CO2 Monitor tracks ventilation quality in labs, classrooms, and conference rooms with long battery life and clear e-ink readouts.

Swiss statistical systems enhanced by big data

Researchers at EPFL's HERUS lab used anonymized data from La Mobilière to develop a spatial regression model predicting 12 socio-economic indicators in six categories. The study aimed to show the potential of insurers' datasets beyond marketing purposes, guiding policymakers and government statistical offices.

Heart failure-related death rates higher in rural versus urban US counties

Nationwide analysis reveals adults in rural counties experience higher heart failure-related death rates compared to urban counterparts, with greater increases for younger adults. Socioeconomic factors and clinical risk factors contribute to the urban-rural divide, prompting a need for targeted health and economic policy efforts.

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.

Eating human food could mean trouble for urban coyotes, study shows

A new study by University of Alberta researchers reveals that urban coyotes consuming human food have more human-like gut bacteria, leading to poor health outcomes such as lower body fat and stressed immune systems. The study suggests limiting access to protein-poor human food could be an effective solution.

Transforming urban systems: Toward sustainability

The paper synthesizes five leading frameworks of urban ecology to advance global urban science and achieve sustainability goals. By integrating knowledge from different disciplines, the framework offers practical tools to assess sustainability planning and improve human-environmental wellbeing.

Rigol DP832 Triple-Output Bench Power Supply

Rigol DP832 Triple-Output Bench Power Supply powers sensors, microcontrollers, and test circuits with programmable rails and stable outputs.

Poor swelter as urban areas of US Southwest get hotter

A new study found that urban areas in the US Southwest are experiencing extreme heat disparities, with lower socio-economic groups facing significantly higher temperatures. The study revealed that California's urban regions had the largest temperature differences between wealthier and poorer neighborhoods.

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.

Happiness really does come for free

A study found that communities with low monetization have remarkably high levels of happiness, comparable to Scandinavian countries. The researchers interviewed 678 people and found that social and economic factors play a bigger role in higher monetized sites.

DJI Air 3 (RC-N2)

DJI Air 3 (RC-N2) captures 4K mapping passes and environmental surveys with dual cameras, long flight time, and omnidirectional obstacle sensing.

Race in clinician documentation

Researchers analyzed medical records for racial bias in clinician documentation, finding evidence of disparities based on race and ethnicity. The study highlights the need for improved training and education to address racial biases in healthcare.

Celestron NexStar 8SE Computerized Telescope

Celestron NexStar 8SE Computerized Telescope combines portable Schmidt-Cassegrain optics with GoTo pointing for outreach nights and field campaigns.

New nature lover? It's a COVID-19 side effect

A study by researchers at the University of Vermont found that 26% of people visiting parks during early COVID-19 months had rarely visited nature in the previous year. Park users reported increased importance for these areas and access to them, with 81% saying access was very important.

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.

Less light, more trees assist migrating birds

A study found that urban tree canopy cover and reduced light pollution during migration seasons contribute to higher species richness. Conversely, higher levels of artificial light at night were associated with lower species counts, particularly during winter and summer.

New research questions myth of the elderly widower: of course grandpa cooks

A recent University of Copenhagen study finds that male seniors do cook and enjoy it, often making elaborate meals, while widowed women view cooking as a chore. This research adds nuance to the picture of older generations living alone, suggesting changing gender roles are not just applicable to younger generations.

Urban heat and mortality: who are the most vulnerable?

A recent study analyzing daily temperatures and mortality in Turin, Italy, found that women with low educational levels are most at risk of heat-related mortality. The research also reveals that individuals living alone, regardless of gender, are more susceptible to heat stress than those who share a home.

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.