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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

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.

Bacteria in kitchen may not be as harmful as you think

Researchers identified 8 bacterial genera commonly associated with environmental sources, known as core microbiota, which persisted despite differences between kitchens. These microbes were linked to kitchen design and cleaning practices, suggesting potential for improved hygiene.

Chemical found in common sweetener damages DNA

A new study by North Carolina State University researchers finds that sucralose-6-acetate, a chemical formed when we digest sucralose, is genotoxic and breaks up DNA. The chemical is also present in trace amounts in the sweetener itself, posing potential health risks.

Apple iPhone 17 Pro

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

Overcoming nuke stigma through critical thinking

A nine-year study led by Kyoto University found that critical thinking and logical decision-making promoted intelligent attitudes and risk literacy, reducing anxiety and food avoidance among citizens in Tokyo and Kansai regions.

Human immune cells react to non-nutritive sweeteners

A new pilot study found that even low levels of saccharin, acesulfame-K and cyclamate can modulate the copy rate of genes in white blood cells, sensitizing them to certain immune stimuli. The researchers also discovered that taste receptors may act as sensors for the cellular immune system.

Confirming the safety of genetically edited allergen-free eggs

Researchers have developed chicken eggs without the protein that causes egg white allergies, confirming their safety profile. The modified eggs, called OVM-knockout, were tested and found to be free from ovomucoid proteins, making them a potential solution for individuals with egg allergies.

Salmonella solution

McMaster University researchers developed a rapid and inexpensive test for Salmonella contamination in food, which provides accurate results in an hour or less. The test improves food safety, reduces the cost of processing fresh poultry and other foods, and helps limit broad recalls to batches identified as contaminated.

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.

Multidrug-resistant bacteria found in 40% of supermarket meat samples

A Spanish study found that 40% of supermarket meat samples contained multidrug-resistant E. coli, including strains capable of causing severe infections in people. The study highlights the need for regular assessment and farm-level interventions to reduce the presence of antibiotic-resistant bacteria in food-producing animals.

Study: “Safer” PFAS in food packaging still hazardous

A recent study found that polymeric PFAS used in food packaging break down into toxic smaller molecules, contaminating food and the environment. The research contradicts claims that polymeric PFAS are harmless and poses a risk to human health.

Four ways to reduce unwanted iodized table salt reactions when boiling pasta

Researchers have identified four simple ways to minimize the formation of potentially harmful disinfection byproducts when cooking pasta with iodized table salt and chloramine-treated water. By using straining noodles and boiling without a lid, people can significantly reduce their exposure to these compounds.

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.

Recalls of fresh meat products may lower customer demand

Fresh meat recalls can significantly reduce customer demand, with large recalls causing a larger loss in meat demand. The study suggests that companies can take action to prevent food recalls by increasing mandatory inspection of fresh meat products and developing standard regulations.

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.

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.

Scientific criteria for assessing the safety of probiotics

A new paper highlights the need for globally harmonized probiotic regulatory approaches, emphasizing the importance of comprehensive genomic characterization. It proposes a risk-tier system based on strain history and genome analysis, recommending more extensive testing for innovative strains before marketing.

Can microrobots improve the safety of dairy products?

Researchers developed magnetic microrobots that can bind and isolate S. aureus from milk, improving dairy safety. The 'MagRobots' use antibodies to target the bacteria, allowing for efficient pathogen isolation while preserving naturally occurring microbes.

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.

“Harmless” Listeria species developing pathogenic resistance

A study found that 'harmless' Listeria innocua strains are developing resistance to temperature, pH, dehydration and other stresses, as well as hypervirulence similar to pathogenic L. monocytogenes. The strains were collected from raw, dried and processed meats at commercial food processing facilities in South Africa.

Words matter in food freshness, safety messaging

A new study by Cornell University researchers found that changing the wording on expiration dates could help reduce food waste. The study suggests that certain labels, such as "use by" or "best if used by," may lead to more food being discarded than others.

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.

When tapas can cause harm: large listeriosis outbreak in Spain

A large listeriosis outbreak in southern Spain was linked to contaminated stuffed pork, which led to a public health alert and the implementation of post-exposure prophylaxis for pregnant women. The outbreak resulted in 207 confirmed cases and five miscarriages, highlighting the risk of Listeria contamination in ready-to-eat foods.

Spice containers pose contamination risk during food preparation

A Rutgers University study has revealed that spice containers are a common source of cross-contamination in kitchens, with nearly half of samples showing evidence of contamination. The study's findings highlight the importance of proper handwashing and sanitizing of kitchen surfaces to prevent the spread of foodborne illnesses.

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.

Would you like a QR code embedded in that cookie?

Researchers from Osaka University create an unobtrusive edible tag embedded inside cookies that can be read without destroying the food. The 'interiqr' method uses 3D printing to contain patterns of empty spaces, making QR codes visible with a simple backlight.

Self-powered edible defrosting sensor

Researchers at IIT developed a self-powered defrosting sensor to detect improper food freezing. The sensor may be used in future applications and has been published in ACS Sensors (doi:10.1021/acssensors.2c01280)

Lead safety guidance lacking for urban farmers in many major US cities

A new study finds that many major US cities lack clear guidelines for safe lead levels in urban soils, where food is grown. This can lead to exposure risks for consumers, particularly children. Researchers call for federal standards and better access to information to support safer urban agriculture practices.

Meta Quest 3 512GB

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

First UK study of synthetic chemicals found in food

Researchers found nearly 400 food samples tested positive for organophosphate esters (OPEs) from common flame retardants. Levels were below health risk thresholds but raised concerns about long-term exposure and contamination sources.

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.

White, red, and blue signals alert you to dangerous germs!

Scientists developed a simple and rapid method to identify multiple food poisoning bacteria using nanometer-scaled organic metal nanohybrid structures that bind via antibodies to specific bacteria. The method can detect various types of bacteria in one hour without culturing, improving food safety.

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.

UPV/EHU study on adjusting pesticide regulation and use in European soils

Researchers analyzed four pesticides' effects on earthworms and springtails in Northern, Central, and Southern Europe. They found varying risks depending on soil compartment and pesticide characteristics. The study highlights the need to consider regional variability when regulating agricultural practices.

‘Safety in numbers’ tactic keeps Pacific salmon safe from predators

A University of Washington study found that Pacific salmon in larger groups have lower predation risk, but may trade safety for food. The researchers analyzed historical data on fish catches and predator wounds to estimate group size and predation risk, revealing the benefits and costs of schooling in marine fish.

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.

Nano-sensor detects pesticides on fruit in minutes

Researchers at Karolinska Institutet have developed nano-sensors that can detect pesticide residues on fruit surfaces in just five minutes. The sensors use flame-sprayed nanoparticles made from silver to increase the signal of chemicals, overcoming high production costs and limited batch-to-batch reproducibility.

Consumers embrace milk carton QR codes, may cut food waste

A Cornell University study found that consumers will use milk carton QR codes to better depict how long the milk is drinkable, potentially reducing agricultural and food waste. The use of QR codes could also help retailers discard less food by providing consumers with more accurate 'best-by dates'.

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.

Bringing out the best in wild birds on farms

A University of California, Davis study found that farms with surrounding natural habitat experience the most benefits from birds, including less crop damage and lower food-safety risks. The presence of natural habitat was the single most important driver differentiating a farm where wild birds brought more benefits than harm.

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.

Public opinion on transparency at the FDA

A survey study found that 71% of respondents support increased transparency in the FDA drug approval process. Public support for or opposition to transparency measures was assessed in this study.

Food labeling is lacking in online grocery retailers

A study by researchers at NYU School of Global Public Health and Tufts University found that only a third of online grocery items display required nutrition information. This omission poses significant health risks for consumers, particularly those with allergies or dietary restrictions. The authors advocate for federal regulation to e...

Ecological coating for bananas

Researchers at Swiss Federal Laboratories for Materials Science and Technology (EMPA) have developed a protective cover for fruits and vegetables based on renewable raw materials. The cellulose coating extends the shelf life of bananas by more than a week, significantly reducing food waste.

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.