Bluesky Facebook Reddit Email

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

Development of a novel modified selective medium cefixime–tellurite-phosphate-xylose-rhamnose MacConkey agar for isolation of Escherichia albertii and its evaluation with food samples

A novel selective medium was developed to isolate Escherichia albertii, a previously uncharacterized species. The CT-PS-XR-MacConkey agar selectively differentiated E. albertii from other bacteria, including those in food samples. This finding has significant implications for the identification and study of this pathogen.

Helicobacter pylori treatment practices in the Asia-Pacific region

The Asia-Pacific region's H. pylori treatment practices show a growing consensus on primary and secondary prevention, but differences in antimicrobial resistance and medical resources persist. Establishing uniform standards for gastric cancer prevention will be crucial to addressing these disparities.

Apple iPhone 17 Pro

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

Sulfur bacteria team up to break down organic substances in the seabed

Researchers discovered that sulfur bacteria from the Desulfobacteraceae family work together like a team to break down diverse organic compounds. By analyzing six strains, they found similar molecular strategies and a highly energy-efficient central metabolism pathway, enabling them to thrive in oxygen-free environments.

Feed additives can reduce campylobacter in free-range broilers

Researchers at the Technical University of Denmark have found that adding biochar to chicken feed can significantly reduce campylobacter levels in free-range chickens. The study, published in Poultry Science, demonstrates an 80% reduction in campylobacter and suggests a potential tool for improving public health.

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.

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.

City microbes surviving on disinfectants, research reveals

A new study has identified novel strains of microbes that have adapted to use limited resources in cities, including those found in Hong Kong's subways and skin. These microbes can metabolize manufactured products, posing health risks if they are pathogenic.

Bacteria thrive by playing nice before going their own way

A new study reveals how three species of bacteria coexist in biofilms by playing a game of 'nice' and then moving out when the surface becomes too crowded. The dominant species, Pseudomonas aeruginosa, disperses to allow other species to thrive.

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.

Bacterial cells transmit memories to offspring

Researchers found that brief, temporary changes to bacterial gene regulation imprint lasting changes within the network that are passed on to offspring. This discovery challenges long-held assumptions of how simple organisms transmit and inherit physical traits.

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.

New approach for antibiotic development

A research team has identified molecular mechanisms that weaken the virulence of Pseudomonas aeruginosa, a key step towards developing new antibiotics. Medium-chain free fatty acids regulate PlaF enzyme activity, which can be targeted to inhibit the pathogen's deadly effects.

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.

Marine bacteria team up to produce a vital vitamin

Researchers discovered that two species of marine bacteria work together to produce vitamin B12, essential for metabolism and survival of many marine organisms. The bacteria release building blocks into the water, which are then combined to form the vitamin through a complex process involving viral infection.

Bacteria in cancer unmasked

A study published in Cell reveals a detailed catalogue of bacteria living in cancer metastases, including links to therapy efficacy and tumor cell activity. The research provides new insights into how bacteria interact with cancer cells and their surroundings.

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.

New discovery concerning occurrence of antibiotic resistance

A new study by Uppsala University researchers demonstrates that heteroresistance, a common transient resistance in bacteria, can facilitate the development of antibiotic resistance. The study found that heteroresistant bacteria carrying more resistance gene copies result in slower growth and increased risk of treatment failure.

The who's who of bacteria: A reliable way to define species and strains

A team of researchers has developed a reliable method to define bacterial species and strains by analyzing genetic diversity. The study found that natural gaps in genetic diversity can be used to differentiate between species, with members of the same species showing high levels of genetic relatedness.

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.

When it comes to bad breath, some bacterial interactions really stink

Researchers from Osaka University discovered that a specific bacterial interaction causes the production of methyl mercaptan, a major contributor to bad breath. The interaction between Streptococcus gordonii and Fusobacterium nucleatum leads to increased methyl mercaptan production, which is driven by methionine metabolism.

Scientists solve mystery of how predatory bacteria recognizes prey

Researchers have discovered that natural antimicrobial predatory bacteria, Bdellovibrio bacterivorous, produce fibre-like proteins on their surface to ensnare prey. This breakthrough enables scientists to use these predators to target and kill problematic bacteria in healthcare, food spoilage, and the environment.

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.

Sophisticated swarming: Bacteria support each other across generations

Researchers at the University of Basel have discovered that bacteria support each other across generations, sharing nutrients and forming intricate three-dimensional structures. This cooperative behavior enables bacterial communities to be more resilient and adaptable, highlighting the complexity and dynamics within microbial communities.

Bacteria store memories and pass them on for generations

Researchers found that E. coli bacteria use iron levels to store information about behaviors like swarming and forming biofilms. These iron-based memories persist for at least four generations before disappearing, helping bacteria make informed decisions about their environment.

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.

Celestron NexStar 8SE Computerized Telescope

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

Fluke 87V Industrial Digital Multimeter

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

How bacteria surf cargo through the cell

Researchers discovered that bacteria employ 'surfing' proteins called ParA/MinD ATPases to transport cargo across the cell. These systems interact with each other, enabling complex movements before cell division. The findings provide a basis for developing synthetic biology tools and understanding bacterial pathogens.

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.

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.

Vaccine candidate prevents diarrhea, improves growth in animal model

A vaccine originally developed to prevent bacteria-caused diarrhea has been found to also help infant nonhuman primates grow faster, according to a new study. The researchers found that vaccinated baby monkeys were taller than the unvaccinated when measured from head to toe, with a significant improvement in growth rate.

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.

Scientists discover small RNA that regulates bacterial infection

Researchers at Georgia Institute of Technology have discovered a gene that drives the switch between chronic and acute P. aeruginosa infections. The gene encodes a small RNA called SicX, which plays a vital role in bacterial respiration under low oxygen conditions.

SCIVVS approach supports faster and cheaper assessment of probiotics quality

A new SCIVVS approach accelerates probiotics quality assessment by rapidly counting live bacteria, identifying species, and testing viability in just five hours. The method also tracks the source of individual cells in a sample, promising to transform current practice in quality control and intellectual-property protection.

Diatoms provide an attractive habitat for bacteria

A new study reveals that different species of bacteria colonize specific areas on diatoms, reflecting their metabolic properties. The findings provide insight into the complex interactions between algae and bacteria in marine environments.

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.