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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

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.

Bird collisions and urban light pollution

Bird collisions in Chicago are significantly correlated with high-intensity local migration, decreased moon illumination, and increased offshore winds. Minimizing building lighting at night may reduce collision rates among nocturnally migrating birds, according to a study by Benjamin Van Doren et al.

A high-tech textile to stay comfortable outdoors

Researchers developed a reversible textile that traps warmth in cold temperatures and reflects it in hot weather, generating small amounts of electricity. The textile's ability to harness temperature gradients makes it suitable for various technologies, such as wearable electronics and camouflage.

Apple iPhone 17 Pro

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

AI pinpoints local pollution hotspots using satellite images

Researchers at Duke University have developed a method to autonomously find hotspots of heavy air pollution using machine learning, satellite imagery, and weather data. This technique can help identify sources of hazardous aerosols and study their effects on human health.

Climate change significantly increases population displacement risk

A recent study published in Environmental Research Letters finds that climate change greatly increases the risk of flood-related displacement, with a 50% increase for each degree of global warming. Even if population growth is stabilized, the risk will still rise significantly, with projected increases of up to 110% by the end of this ...

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: Effects of past ice ages more widespread than previously thought

A recent study led by University of Arkansas geologist Jill A. Marshall found that cold temperatures during North America's last ice age shaped landscapes well beyond the reach of glaciers, affecting areas from Oregon to Georgia and as far south as Texas and Arkansas. The research suggests past cold climates have had a significant impa...

Celestron NexStar 8SE Computerized Telescope

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

Birds risk starvation trying to "keep pace" with climate change

Birds breeding earlier due to climate change face increased risk of mortality, as chicks hatch into unpredictable weather conditions. This study examines the impact on Tree Swallows, finding that advancing breeding dates result in reduced availability of food resources, exacerbating the effects of climate change.

How's the transit weather?

A new study by University of Utah researchers found a correlation between media coverage of weather and air quality, and transit ridership. The study suggests that favorable weather conditions and comfort are associated with increased ridership, while poor air quality may discourage usage.

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.

Why hydration is so important when hiking in the heat of summer

A recent study found that hikers' performance during hot weather conditions was impaired, resulting in slower speeds and increased risk of heat-related illness. The researchers also discovered that most hikers did not bring enough fluid to compensate for sweat loss, with less fit participants being most negatively affected.

Weather and spring migration in birds

A recent study suggests that long-distance migratory birds are not declining due to an inability to advance their spring migration timing in response to climate change. Instead, improvements in wind conditions and land-use changes play a major role in shaping bird population sizes.

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.

Local climate unlikely to drive the early COVID-19 pandemic

Researchers found that climate conditions are unlikely to significantly impact the early stages of the COVID-19 pandemic due to widespread susceptibility and rapid virus transmission. However, warmer climates may influence the size and timing of future pandemics.

You cannot avoid microplastics

Researchers have found microplastics in air, drinking water, and table salt, highlighting the need for better understanding of their potential hazards to human health. Microplastics can be ingested through indoor air, especially from household plastic products, and may reach the lungs and digestive system.

To stay positive, live in the moment -- but plan ahead

A recent study from North Carolina State University found that people who balance living in the moment with planning for the future are better equipped to handle daily stress. The researchers discovered that a combination of proactive coping and high mindfulness significantly reduces the impact of daily stressors on negative moods.

Challenge and desire in Antarctic meteorology and climate

The article discusses recent findings from WAMC workshops and YOPP meetings, focusing on Antarctic observations, numerical modeling, and weather forecasting. Open access to datasets and improved predictive skills are major aspirations for the Polar Prediction Project.

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.

Grainger engineers voice localization techniques for smart speakers

Researchers from the University of Illinois have developed a system called VoLoc that uses microphone array recordings and room echoes to infer user location within a home. This technology can improve smart devices' support for available skills, such as turn-on-light or increase-temperature commands.

Peatlands trap CO2, even during droughts

Researchers found that two Sphagnum species in the Le Forbonnet peatland can survive extreme temperatures and droughts. This suggests that preserving peatlands is crucial for mitigating climate change.

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.

Are self-driving cars really the answer for older drivers?

Research found that older drivers took longer to regain control of an automated car and exhibited worse takeover quality in bad weather. However, most were positive towards automated vehicles, wanting to retain some control and regular updates.

It's alive! UNH researchers create innovative 'living' bridge

The Memorial Bridge in New Hampshire has been outfitted with data sensors to transform it into a self-diagnosing bridge. The sensors capture information about the bridge's health, environmental conditions, and traffic patterns. This innovation aims to create the next generation of bridges with maximum safety, reliability, and efficiency.

New research adds to work of Prandtl, father of modern aerodynamics

Researchers Inanc Senocak and Cheng-Nian Xiao uncover fluid instabilities in the Prandtl model for katabatic slope flows, a complex phenomenon crucial for reliable weather predictions. Their findings suggest that dynamic stability cannot be determined by a single dimensionless parameter alone.

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.

Tweets tell scientists how quickly we normalize unusual weather

Researchers analyzed over 2 billion US Twitter posts to understand public perception of climate change. They found that people tend to forget what they consider 'normal' weather within 2-8 years, leading to a disconnect between historical climate records and personal opinions.

Rapid normalization of changing weather

A study using Twitter data found that people tweet more about unusual temperatures, but comment less when those temperatures recur. The study suggests that major warming from climate change may not be perceived as remarkable due to a rapidly adjusting normal baseline.

Surprise findings turn up the temperature on the study of vernalization

Researchers have discovered that vernalization is influenced by both cold and warm conditions, with a wider temperature range than previously thought. The study found that warmer temperatures can trigger an 'extreme vernalization response', leading to unique gene expression patterns in certain wheat cultivars.

New clue in curious case of cassowary casque

A team of Australian scientists has discovered that the cassowary's distinctive helmet-like structure acts as a thermal window to regulate body temperature. The research provides new insights into the bird's ability to cope with high temperatures, and may have implications for our understanding of dinosaur physiology.

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.

Researchers report breakthrough in ice-repelling materials

Researchers have created a new material capable of repelling ice from any surface using elastic energy localization. Testing shows it is mechanically durable, unaffected by ultraviolet rays and requires minimal force to cause cracks that slough off the ice. The coating can last for over 10 years without needing reapplication.

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.

Violent crime rates rise in warmer winters

A CU Boulder study found a surprisingly strong correlation between warmer winters and higher violent crime rates in the US. The research used powerful climate analysis techniques to investigate year-to-year fluctuations in climate and crime rates, revealing a strong relationship between temperature and crime in winter months.

Drivers of cotton pest severity in China

Research in China found reduced insecticide use against bollworm led to increased mirid bug severity, while Bacillus thuringiensis cotton reduced overall pest complex. Climate change may exacerbate this issue, highlighting the need for sustainable management practices.

Fluke 87V Industrial Digital Multimeter

Fluke 87V Industrial Digital Multimeter is a trusted meter for precise measurements during instrument integration, repairs, and field diagnostics.

The origins of fine-particle pollution in Guangzhou, China

Historical data analysis reveals significant differences in source region contributions to haze under unfavorable weather systems. Policymakers can develop more efficient control plans by incorporating weather system analysis when haze events occur.

Rescuing historic climate data in the East Asian region

The ACRE China project recovers instrumental weather observations for the East Asian region, enhancing global weather and climate knowledge. The collaboration enables the creation of a spatially and temporally-complete data base of historical weather patterns and fluctuations.

New research unveils bird migration strategies

Researchers at Cornell University have combined weather radar and human observations to study bird migration patterns in North America. The study confirms key predictions of migration theory, including the role of body size, wind compensation, and behavioral shifts during migration.

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.

In sweet corn, workhorses win

A study by Marty Williams found that workhorse sweet corn hybrids consistently perform well across ideal and less-than-ideal growing conditions, making them a better choice for processors. The research suggests that the 'workhorse' hybrid is preferred over the 'racehorse' due to its stability in variable weather conditions.

The heat is on: Asylum-seeking into the EU will increase with climate change

A new study suggests that climate change will increase asylum-seeking into the European Union, with a potential 28% increase by 2100 under a slow-warming scenario. The researchers found a link between weather fluctuations and migration, with countries experiencing temperature increases having more asylum seekers, while cooler countries...

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.

Arctic influences Eurasian weather and climate

The Arctic's rapid warming and sea ice loss have significant impacts on Eurasian weather and climate, particularly in winter. The study finds that sea areas and western coasts of continents are relatively less affected, while continental regions, especially over Eurasia, experience the strongest influence.

'Stressed out' cocoa trees could produce more flavorful chocolate

Researchers found that monocultural cocoa groves subjected to stress conditions produce slightly more antioxidants and phenols than agroforest settings. The differences in chemical composition were not significant, but the researchers suggest these variations could contribute to variability in cocoa bean flavor.

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.

Haze pollution affects satellite cloud detection

Cloud detection by satellites MODIS, CALIPSO, AIRS and CloudSAT onboard A-Train satellite constellation during severe haze episodes in winter 2015-2016 found haze impacts cloud observation. MODIS misclassified aerosol as cloud, suggesting caution when using its cloud product

A chicken-flavored electrolyte drink could help sniffer dogs stay hydrated

A new study published in Frontiers in Veterinary Science has investigated three common hydration methods for sniffer dogs. The research found that dogs drink more and are more hydrated when given a chicken-flavored electrolyte drink compared to plain water or electrolyte injections, making it a safe and effective hydration alternative.

How science has shaped the international response to climate change

The article examines how science influenced policy debates on climate change, highlighting the role of institutions in connecting scientists to decision makers. Climate change is one of humanity's greatest threats, with the scientific community playing a central role in understanding its nature and assessing options for addressing it.

Sky & Telescope Pocket Sky Atlas, 2nd Edition

Sky & Telescope Pocket Sky Atlas, 2nd Edition is a durable star atlas for planning sessions, identifying targets, and teaching celestial navigation.