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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

'Weekend warriors' have lower risk of death from cancer, cardiovascular disease

A study published in JAMA Internal Medicine found that men and women who engage in physical activity on just one or two occasions per week have a lower risk of death from all causes, cardiovascular disease, and cancer. The 'weekend warriors' spent an average of 300 minutes per week doing moderate- to vigorous-intensity physical activity.

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.

Do exercise 'weekend warriors' lower their risks of death?

A study found that adults who performed the recommended amount of weekly physical activity in one or two sessions had lower risks for death from all causes, cardiovascular disease, and cancer. The risk reductions were similar among weekend warriors and insufficiently active adults.

Most younger adults with high LDL-C levels do not take a statin

A study published in JAMA Cardiology found that only 32% of patients between 30-39 years old with high LDL-C levels were prescribed statins. For those aged 40-49, the rate was 47%, while for those over 50, it was 61%. This suggests a significant gap in treatment for younger adults with severe dyslipidemia.

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.

Saturated fat could be good for you

A Norwegian diet intervention study found similar health effects of diets high in carbohydrates or fats, with substantial improvements in cardiometabolic risk factors. The study suggests that the quality of food is more important than the quantity of fat or carbohydrates, and that most healthy people can tolerate a high intake of satur...

Meta Quest 3 512GB

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

Modern hunter-gatherers show value of exercise

The Hadza people, an indigenous ethnic group in Tanzania, engage in significantly more physical activity than recommended by US government standards. Their lifestyle, characterized by regular hunting and gathering, is associated with extremely low risk of cardiovascular disease.

Study supports lower cut-off point for defining prediabetes

A large study published in The BMJ found that prediabetes, defined as impaired fasting glucose or impaired glucose tolerance, is associated with an increased risk of cardiovascular disease and all cause mortality. The study's findings support a lower cut-off point for defining prediabetes, including as low as 5.6 mmol/L.

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.

Myocardial inflammation elevated in RA patients

Research finds elevated myocardial inflammation in RA patients, with treatment showing potential to improve inflammation levels. Studies use advanced imaging techniques to detect and quantify heart inflammation, suggesting a link between joint and heart inflammation.

Apple iPhone 17 Pro

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

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.

Air pollution linked to blood vessel damage in healthy young adults

Research found that exposure to fine particulate matter air pollution is associated with abnormal changes in the blood, including increased micro-particles indicating cell injury and death, and proteins that inhibit blood vessel growth. This suggests that living in a polluted environment could promote the development of high blood pres...

Fluke 87V Industrial Digital Multimeter

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

Does it matter how long you sit -- if you are fit?

A study by NTNU researchers found that older adults who were fit and had the highest fitness levels had lower cardiovascular risk factors despite spending more hours sedentary. Conversely, meeting physical activity guidelines alone was not enough to eliminate these risks if an individual lacked cardiorespiratory fitness.

Targeting cardiovascular disease risk factors may be important across a lifetime

A recent NIH-funded study found that all adults, regardless of age, should be mindful of risk factors for cardiovascular disease. The study, led by George Howard, discovered that nearly half of participants developed high blood pressure during a 10-year follow-up, highlighting the importance of prevention efforts across the lifespan.

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.

Exercise can help keep medical costs down

A new study published in the Journal of the American Heart Association found that regular exercise can lead to lower healthcare costs, even for those with established cardiovascular disease. Participants who met exercise guidelines had average yearly medical costs $500 lower than those who didn't.

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.

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.

Penn medicine researchers predict sudden cardiac death risk

Researchers developed and validated a prediction model to determine sudden cardiac death (SCD) risk in adults without a history of cardiovascular disease. The study identified 12 independent risk markers that outperformed existing risk equations, providing a strong step toward distinguishing SCD risk across the general population.

Recommended blood pressure targets for diabetes are being challenged

A new study has questioned the Swedish National Board of Health and Welfare's recommendation to raise blood pressure targets for diabetes patients. The study found a linear relationship between blood pressure and cardiovascular disease, with lower blood pressure levels associated with fewer cases of stroke and myocardial infarction.

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.

Discovery of biomarkers for the prognosis of chronic kidney disease

A study has identified D-amino acids as potential biomarkers for predicting chronic kidney disease (CKD) progression. Elevated levels of D-Serine and D-Asparagine in CKD patients are associated with a higher risk of end-stage kidney disease, highlighting the potential for improved treatment and novel therapy options.

Childhood illness not linked to higher adult mortality

A new study by University of Stirling researchers found that early-life exposure to infections does not lead to increased risk of death in adulthood. Contrary to previous theories on long-lasting inflammation, the study suggests improved adult conditions such as healthcare and diet are responsible for recent increases in lifespan.

Immunotherapy reduces cardiovascular risk in rheumatoid arthritis

Researchers found that an extra-low dose combination of two anticytokines reduced rheumatoid arthritis disease activity and cardiovascular events. The study showed a lower incidence of cardiovascular events in patients treated with the combination, suggesting decreased cardiovascular risk.

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.

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.

Seven servings of whole grains a day keep the doctor away

A study published in BMJ found that consuming seven servings of whole grains daily lower risk for all cardiovascular diseases and mortality from cancer, diabetes, and respiratory diseases. The researchers also showed a significant reduction in risk for coronary heart disease, stroke, and other health conditions.

New genetic research can significantly improve drug development

A new study published in the International Journal of Epidemiology found that genetic research in large-scale biobank studies can significantly improve the drug development pipeline and reduce costs. The study used a genetic variant linked to cardiovascular disease to demonstrate the value of Mendelian randomization.

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.

Laws limiting alcohol sales may have measurable public health effects

A new study found that laws restricting alcohol sales in Texas counties are associated with higher rates of alcohol misuse and liver disease, as well as atrial fibrillation. In contrast, dry counties had lower rates of these conditions, suggesting a potential benefit to alcohol restrictions.

Migraine as a risk marker for stroke and heart attack

Research suggests that female patients with migraines have a significantly increased risk of cardiovascular disease, including stroke and heart attacks. The study found a 50% higher risk of developing cardiovascular events in women with a diagnosis of migraine.

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.

Eating more whole grains linked with lower risk of death

A new study published in the American Heart Association's Circulation journal found that consuming more whole grains is linked to a lower risk of death. The analysis of 12 studies involving over 786,000 participants revealed a significant association between whole grain intake and reduced mortality rates.

NHS Health Check program failing at heart health

A University of Liverpool study found the NHS Health Check programme is not supporting the UK population's cardiovascular health. Researchers suggest a new strategy combining structural interventions with screening in deprived areas could maximize effectiveness and equity.

Women with migraines have higher risk of cardiovascular disease and mortality

A large study published in The BMJ reveals that women with migraines are at a higher risk of developing cardiovascular diseases such as heart attacks and strokes. Migraine has been consistently linked to an increased risk of stroke, but few studies have shown an association with cardiovascular disease and mortality.

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.