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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

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.

Discovering new anti-aging secrets from the world’s longest-living vertebrate

Researchers have discovered that the Greenland shark's metabolism remains unaltered over time, suggesting a key role in its exceptional longevity of at least 270 years. The study also found that metabolic enzymes were more active at higher temperatures, challenging previous assumptions about the species' adaptation to cold environments.

How humans transform island bird communities

A study published in Ecology Letters found that humans have a greater impact on alien species diversity than geographic variables on most islands. Human factors such as colonisation pressure, habitat modification, and connectivity drive disparities in functional and phylogenetic diversity.

Peak performance: Plants' genetic strategies for surviving high-altitude habitats

Researchers uncover the plant's sophisticated genetic adaptations, including a whole-genome duplication event that bolstered its cold tolerance and other alpine-specific survival traits. The discovery provides valuable insights into the genetic basis of alpine adaptation and could inform agricultural practices in challenging environments.

Apple iPhone 17 Pro

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

Hurricane changed ‘rules of the game’ in monkey society

A hurricane transformed a monkey society by changing the pros and cons of interacting with others. Macaques that displayed more social tolerance were 42% less likely to die than those that were less tolerant after Hurricane Maria. This shift in social behavior enabled them to access scarce shade, critical for survival.

Hidden partners: Symbiodolus bacteria found in various insect orders

Scientists have identified a new symbiotic relationship between insects and bacteria, Symbiodolus, which is widespread across different insect species. The bacteria are found in reproductive organs and can be transmitted from parents to offspring, highlighting the complex interactions between hosts and symbionts.

Study on architecture of heart offers new understanding of human evolution

Researchers compared human hearts with those of great apes, discovering a more compact muscle structure in humans, related to greater cardiac function. This finding supports the hypothesis that human heart evolved to meet higher demands of human physiology, such as larger brain size and physical activity.

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.

Q&A: Finding varieties of corn that are adapted to future climates

The study found that existing corn varieties are not ideal for future climates and that new crops with specific traits will be necessary. The research suggests that warmer temperatures, drier air, and increased CO2 will lead to decreased yields unless adaptations are made.

Are plants intelligent? It depends on the definition

Researchers argue that plants can solve problems and adapt to their environment based on information received from neighboring plants. This suggests a form of intelligence in plants, challenging traditional notions of central nervous systems.

Texas A&M receives grant from Inflation Reduction Act

Texas A&M University has received a $1.5 million grant from the Environmental Protection Agency to develop a technology capable of separating hydrofluorocarbons (HFCs) in two ways: designing and testing a separation technology, and incorporating machine learning-based data-driven decision frameworks for reverse logistics.

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.

Specialist and migratory birds at greater risk under climate change

A new study analyzing historical data on biodiversity and climate for North America reveals a significant negative impact of climate change on birds. Specialist and migratory species are particularly at risk, with projected declines ranging from 2-16% by century's end due to habitat loss, pollution, and changes in food supply.

Fish in schools have an easier time swimming in rough waters

A recent study found that schooling fish expend up to 79% less energy while swimming in turbulent water compared to solitary fish. This suggests that traveling in schools allows fish to shield each other from disruptive water currents, making it easier to swim through rough waters.

How do you know where a fish goes?

A new method developed by researchers at Florida Atlantic University and the Smithsonian Environmental Research Center improves the accuracy of acoustic tracking in marine animals. The method uses a movement model to reconstruct animal tracks, even in regions with uneven receiver coverage.

Kestrel 3000 Pocket Weather Meter

Kestrel 3000 Pocket Weather Meter measures wind, temperature, and humidity in real time for site assessments, aviation checks, and safety briefings.

Meta Quest 3 512GB

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

Investigating the origin of circatidal rhythms in freshwater snails

Researchers found that snails from tidal areas developed stronger circatidal rhythms compared to those in nontidal regions. The study suggests that environmental adaptations can influence the expression of genes controlled by biological clocks, leading to potential changes in physiological processes.

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.

Regional differences in bird diversity in agroforestry systems

A study by the University of Göttingen investigated regional differences in bird diversity within cocoa agroforestry systems in Peru. The research team found that biodiversity decreases with increasing distance from natural forests, with greater richness of species found in humid subtropical forests than in dry tropical forests.

Cloudy waters causes African fish to develop bigger eyes

Researchers found that young African fish raised in cloudy water developed larger eye structures than those raised in clear water. As the fish age, they lose this ability to adapt. The study also showed that older fish have bigger brains and optic lobes, suggesting different sensory demands at various stages of life.

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.

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.

Island birds more adaptable than previously thought

A recent study published in Proceedings of the Royal Society found that birds on islands are more evolutionarily similar and diverse than expected, with more species thriving in agricultural areas. The research suggests that there may be fundamental principles of ecology at play, influencing bird evolution on islands.

Unlocking the secrets of evolution

A new paper shows that evolvability, a measure of a population's ability to evolve, predicts macroevolution by correlating with population divergence. Traits with higher evolvability are more divergent among existing populations and species, indicating rapid adaptation to environmental changes.

Limited adaptability makes freshwater bacteria vulnerable to climate change

Climate change threatens freshwater habitats, disrupting microbial communities essential for nutrient cycling and water quality maintenance. Many abundant freshwater bacteria with small genomes experience extended periods of adaptive standstill, limiting their ability to adapt to changing environmental conditions.

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.

Curiosity promotes biodiversity

A study by Dr. Carolin Sommer-Trembo and her team found a strong correlation between exploratory behavior and habitat in African cichlid species. The researchers identified a genetic variant that makes fish more curious, which may have implications for understanding mechanisms of biodiversity and human personality.

Diversity and productivity go branch-in-branch

A recent study by an international group found that forests with higher trait diversity adapt better to climate change and thrive. Higher productivity levels were maintained in diverse trees compared to monoculture forests.

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.

Fruit fly pest meets its evolutionary match in parasitic wasp

A parasitic wasp has evolved to perfectly target a common fruit fly pest, demonstrating key principles of ecologically driven evolution. The Trichopria drosophilae wasp overcomes the pest's defenses by producing venom and specialized cells that speed up digestion and increase nutrition for its young.

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.

A natural touch for coastal defense

A new study found that hybrid coastal defenses, which combine natural and hard measures, are more cost-effective and provide higher hazard reduction in low-risk areas. In contrast, soft measures such as restoring or rehabilitating natural ecosystems are also beneficial in terms of environmental benefits.

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.

Four in five bird species cannot tolerate intense human pressures

A recent study found that 78% of the world's bird species struggle to thrive in heavily modified environments, leading to declining populations and increased risk of extinction. Conservation efforts can be targeted towards species most sensitive to human activity, such as the Great Snipe and Nkulengu Rail.

Amber reveals mating behavior of cretaceous water striders

Researchers have discovered fossilized water striders in copulation, providing a rare glimpse into the mating behaviors of ancient insects. The study reveals strong sexual conflict between males and females, with males using specialized morphological adaptations to overcome female resistance.

GoPro HERO13 Black

GoPro HERO13 Black records stabilized 5.3K video for instrument deployments, field notes, and outreach, even in harsh weather and underwater conditions.

Red flags: I’m not the bug for you!

Researchers found that attaching red flags to crickets made them less appealing to predatory birds, suggesting a warning signal. The experiment supported the chemical defense explanation, as matador bugs were actively avoided with or without flags.

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.

UNH ingenuity offers unique way to track carbon emissions in bodies of water

Researchers at the University of New Hampshire have created a unique way to measure CO2 emissions in streams and rivers, providing valuable information for land use planning and climate action. The adapted sensors can capture frequent measurements, helping understand extreme precipitation events and their impact on water bodies.

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.

Who knew that eating poo was so vital for birds’ survival?

Researchers from the University of South Australia discovered that eating faeces helps birds absorb lost or deficient nutrients and adjust to seasonal variations in food sources. This coprophagy enables them to adapt to new environments and is especially important for long-migratory birds.

New habitats affect plant defense

Research found that introduced ribwort plantain populations have higher concentrations of chemical defense compounds than native populations, despite showing slightly greater feeding damage. Climatic conditions also play a role in the accumulation of volatile compounds and the plants' ability to cope with environmental stresses.

Invasive plant time bombs: A hidden ecological threat

A new study analyzed over 5,700 invasive plant species and found nearly one-third exhibited lag periods between introduction and rapid expansion, with the average time being 40 years. This latency allows them to be overlooked, contributing to their eventual emergence as a serious ecological threat.

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.