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

Gut bacteria may play a role in Alzheimer's disease

A study from Lund University found that intestinal bacteria can accelerate the development of Alzheimer's disease in mice. The researchers discovered a direct causal link between gut bacteria and the disease, suggesting that modulating the gut microbiota through diet and probiotics could prevent or delay its onset.

New breakthrough for IBS patients

A new study has found that faecal bacterial profiles can be used to predict which IBS patients are most likely to benefit from a low-FODMAP diet. The research identified differences in gut bacteria composition between those who responded and did not respond to the diet.

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.

Gut bacteria imbalance increases diabetes risk

Research reveals specific gut microbiota imbalances contribute to insulin resistance, a precursor to type 2 diabetes. The study identified two bacteria, Prevotella copri and Bacteroides vulgatus, as key drivers of BCAA production, leading to insulin resistance in mice.

Bacterial virulence is stimulated by burns

Researchers discovered that Pseudomonas aeruginosa can multiply within human fluids from burn wounds, leading to increased virulence factors. Exudates from burns contain immune molecules and enzymes that favor P. aeruginosa growth, making it difficult to treat infections.

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.

McMaster scientists show a link between intestinal bacteria and depression

Researchers found that early life stress can alter gut microbiota, leading to anxiety and depression-like behavior. Transplanting stressed mice with altered bacteria into germ-free mice showed the bacteria's impact on host behavior, highlighting the complex interaction between gut microbiota and its host.

Gut microbial mix relates to stages of blood sugar control

A new study reveals that changes in the gut microbiota occur early in diabetes development, with beneficial bacteria more prevalent in those maintaining stable blood sugar control. The research suggests a link between gut bacteria and metabolic health, potentially informing strategies to prevent or manage Type 2 diabetes.

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 debunks common myth that urine is sterile

Researchers from Loyola University Chicago found bacteria in the bladders of healthy women, challenging the common belief that normal urine is sterile. The study also revealed differences in bladder bacteria between healthy women and those with overactive bladder (OAB), which may contribute to OAB symptoms.

Human activity influences beach bacterial diversity

Bacterial community composition at two beaches shows distinct differences but also similarities, suggesting regional human impact variations. Higher bacterial diversity at one site indicates better ecological health and resiliency to sewage contamination.

How bacteria respond so quickly to external changes

A new model from Uppsala University predicts how bacteria can rapidly adapt to environmental changes through smart regulation of gene expression. The study shows the ultimate limit for bacterial protein level adjustments in response to changing environments.

Antibacterial products fuel resistant bacteria in streams and rivers

A new study reveals triclosan is fueling the development of resistant bacteria in streams and rivers, disrupting native bacterial communities and potentially diminishing the usefulness of important antibiotics. Urban sites are most impacted by high levels of triclosan pollution from combined sewer overflows.

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.

1 in 4 has alarmingly few intestinal bacteria

A recent study published in Nature found that approximately 1 in 4 individuals have fewer than average intestinal bacteria, leading to reduced diversity and increased inflammation. This lack of gut bacteria is associated with a higher risk of obesity, type 2 diabetes, and cardiovascular diseases.

Eczema in infants linked to gut bacteria

A new study published in BMC Microbiology reveals that children with eczema have a more diverse set of bacteria in their guts than healthy children. The types of bacteria present were also more typical of adult gut microbes, suggesting an early change towards adult-type bacteria may be a risk factor for eczema.

Antibiotics based on a new principle may defeat MRSA

Scientists have discovered a new antibiotic principle that selectively blocks the thioredoxin system in bacterial cells, making certain bacteria vulnerable to inhibition. This mechanism could potentially treat conditions like stomach ulcers, TB, and MRSA, providing a new solution for combating antibiotic-resistant infections.

Apple iPhone 17 Pro

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

Kittens: Their microbiomes are what they eat

A study by University of Illinois researchers found that the gut microbiome composition of growing kittens differs depending on their diet, with high-protein diets linked to lower levels of health-promoting bacteria. Conversely, moderate-protein diets were associated with higher levels of beneficial bacteria, potentially promoting bett...

Gut bacteria could cause diabetes

A study published in Nature reveals that people with type 2 diabetes have a high level of pathogens in their intestines, which can increase resistance to certain medicines. The research also identifies biological indicators that could be used for faster and earlier diagnosis of the disease.

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.

Caesarean section delivery may double risk of childhood obesity

Research finds that caesarean section delivery may double the risk of subsequent childhood obesity, with higher levels of Firmicutes bacteria and lower Bacteroides bacteria in the guts of children born via c-section. This association is thought to influence energy extraction from diets, insulin resistance, inflammation, and fat deposits.

Loyola study debunks common myth that urine is sterile

Researchers at Loyola University Chicago Stritch School of Medicine found bacteria in the bladders of some healthy women, challenging the common belief that normal urine is sterile. The study also revealed that standard urine collection methods can be contaminated by vaginal bacteria.

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.

Healthy gut flora could prevent obesity

A study by Caroline Karlsson found that rats fed a specific lactic acid bacteria HEAL19 had significantly less weight and inflammation compared to those without the bacteria. Additionally, babies born vaginally have lactobacilli in their gut flora as early as two days after birth.

Asthma tied to bacterial communities in the airway

Researchers found a richer bacterial community in asthmatic patients' airways compared to healthy individuals, with increased diversity and specific organisms correlated with sensitivity. The study suggests new treatment approaches for asthma and may shed light on the role of microbiota in other diseases.

Protecting embryos against microbes

Researchers at Kiel University found a unique antibacterial peptide in Hydra embryo that prevents benign bacteria from colonizing. This mechanism helps protect the embryo and potentially other organisms, altering the composition of bacterial colonization in adults as well.

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.

Talking to cells

Researchers at the University of Nottingham created artificial polymer vesicles that can communicate with bacterial cells using sugar groups. These vesicles transfer information to the cells in the form of dye molecules, opening possibilities for targeted drug delivery and treatment.

Bacteria feed on smelly breath (and feet)

A recent study published in Environmental Microbiology found methylotrophic bacteria present in the mouths of healthy volunteers and those with gum disease, but no association between bacterial levels and bad breath. The discovery may lead to a natural way of reducing smelly breath and feet.

New Research Places Mars Bulk Composition In Question

Recent analysis of Mars data from the Mars Pathfinder Mission suggests that the C1 carbonaceous chondrite standard is incorrect, with Mars exhibiting a distinct elemental composition. This contradicts previous assumptions about the terrestrial planets' formation and density variations.

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.