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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

Sedentary lifestyle and sugary diet more detrimental to men

A new study from the University of Missouri School of Medicine found that short-term exposure to reduced physical activity and increased sugar consumption disrupts insulin response in blood vessels, with men more prone to vascular insulin resistance. In contrast, young women are protected against this condition.

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.

Cancer treatments may include dietary strategies such as intermittent fasting

Researchers explore the role of nutrition in cancer development, finding that precise nutritional strategies can be used to supplement treatment and treat cancer. Intermittent fasting is being studied as a promising approach to fight cancer, with studies showing it may increase toxicity on tumour cells and reduce side effects.

At risk for diabetes? Cut the carbs, says new study

Researchers at Tulane University have discovered that following a low-carbohydrate diet can lead to reduced hemoglobin A1c levels and improved fasting glucose levels among individuals with unmedicated diabetes and prediabetes. The study suggests that a low-carb diet may be a useful approach for preventing and treating Type 2 diabetes.

Effects of low-carbohydrate dietary intervention on A1C

A 6-month randomized clinical trial found that a low-carbohydrate diet intervention resulted in larger reductions in hemoglobin A1c (HbA1c) levels compared to usual diet among adults with elevated untreated HbA1c. The study suggests that this dietary approach may be useful for preventing and treating type 2 diabetes.

New data on how intermittent fasting affects female hormones

A study of obese women on the 'warrior diet' found no significant change in sex-binding globulin hormone levels but a moderate drop in dehydroepiandrosterone (DHEA) levels, linked to reduced breast cancer risk. Women also experienced weight loss and improved insulin resistance.

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.

Dietary fiber is good for you, except when it’s not

Researchers found that certain types of dietary fiber cause inflammation in IBD patients, worsening symptoms. A stool test is being developed to predict individual responses to dietary fibers, enabling tailored recommendations.

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.

Does the Mediterranean diet really decrease your risk of dementia?

A new study published in Neurology found that following a Mediterranean diet did not decrease the risk of dementia. The study, which followed 28,000 participants over 20 years, found no link between adhering to conventional dietary recommendations or the Mediterranean diet and reduced risk of dementia.

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DJI Air 3 (RC-N2) captures 4K mapping passes and environmental surveys with dual cameras, long flight time, and omnidirectional obstacle sensing.

Study links omega-3s to improved brain structure, cognition at midlife

A study published in Neurology found that eating omega-3 fatty acids can protect the brain from aging and cognitive decline in midlife. The research, conducted by the University of Texas Health Science Center at San Antonio, suggests that even small amounts of omega-3s can have a significant impact on brain health.

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.

Increasing evidence that bears are not carnivores

Researchers have found that captive bears prefer a high-carbohydrate, low-protein diet, which is different from the typical high-protein diet they receive in zoos. This dietary preference is consistent with the bears' natural diet in the wild and may contribute to their shorter lifespan in captivity.

Apple iPhone 17 Pro

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

Fasting-mimicking diet reduces signs of dementia in mice

The fasting-mimicking diet reduced Alzheimer's pathology in mice, including amyloid beta and tau protein levels, and showed less brain inflammation. Mice on the diet also performed better on cognitive tests, with some showing improved performance comparable to non-Alzheimer's mice.

Rising food prices hit less-healthy older adults hardest, poll suggests

A recent poll found that rising food prices have a disproportionate impact on the diets of older adults, especially those in lower-income households and with fair or poor physical or mental health. The study also shows that these groups are more likely to experience food insecurity and eat less healthy diets due to increased food costs.

Diets rich in refined fiber may increase liver cancer risk in some individuals

Researchers at the University of Toledo found that consumption of highly refined fiber may increase liver cancer risk in some individuals, particularly those with a silent vascular deformity. The study discovered that high concentrations of bile acids caused by a portosystemic shunt led to the development of liver cancer.

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.

Association of healthy lifestyle with mortality among former smokers

A large study of former smokers found that those adhering to evidence-based recommendations for body weight, diet, physical activity, and alcohol intake had a significantly lower risk of death. The study included nearly 160,000 older U.S. adults and showed that better lifestyle habits can reduce mortality risk from various causes.

Unhealthy gut sets stage for breast cancer to spread, research reveals

Research from UVA Cancer Center finds that an unhealthy gut microbiome can trigger changes in normal breast tissue, facilitating cancer's spread to other parts of the body. The study suggests that targeting the gut-mast cell relationship could help prevent breast cancer recurrence and metastasis.

Healthy lifestyle linked to 90% lower risk of diabetes in susceptible women

A study published in The BMJ found that adopting a healthy lifestyle can reduce the risk of type 2 diabetes by up to 90% in women with a history of gestational diabetes. Women who adhered to five key lifestyle factors had a significantly lower risk of developing type 2 diabetes, regardless of their weight or genetic risk.

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.

Statin use not justified for healthy people with high cholesterol

A new study published in Current Opinion in Endocrinology, Diabetes and Obesity suggests that statin therapy is not justified for healthy individuals with high cholesterol. The research found a very weak association between low-density lipoprotein-cholesterol (LDL) and the risk of heart disease and stroke.

Energy-restricted diets shown to be best for improving lipid profiles

A study published in the American Journal of Clinical Nutrition found that energy-restricted diets had the most beneficial effects on serum lipids, lowering triglycerol concentrations and elevating HDL cholesterol. The authors suggest reevaluating current low-fat diet recommendations for individuals with excess body weight.

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Apple AirPods Pro (2nd Generation, USB-C) provide clear calls and strong noise reduction for interviews, conferences, and noisy field environments.

Reducing sodium leads to substantial drop in blood pressure, finds NHLBI study

A recent NHLBI study found that reducing sodium intake, combined with either a typical U.S. diet or the DASH diet, substantially lowered blood pressure in persons with high blood pressure and those at higher than optimal blood pressure levels. The DASH-Sodium study found that lower sodium intake resulted in lower blood pressures for bo...

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.

More evidence that soy may reduce breast cancer risk

A study of 120 Asian women found that those with the highest isoflavone levels had a 50% decrease in breast cancer risk compared to those with lower levels. The researchers recommend including soy in the diet from teenage years to reduce cancer risk.

British men favour beer and fast food diet

A study of British adults found that most men follow a beer and fast food diet, while women prefer the traditional British diet. The research also revealed significant regional and socioeconomic differences in dietary patterns, with those on low incomes and smokers consuming less healthy diets.

Household exposure to passive smoke depletes some vitamins in non-smokers

A study found that household exposure to passive smoke is associated with lower serum concentrations of carotenoids and other micronutrients in non-smokers. This depletion may be due to cigarette smoke exposure, rather than shared inadequate diets, suggesting a possible causal link between passive smoking and nutrient deficiencies.

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.

Dietary patterns predict heart attack risk in middle-aged men

The study found that a Western diet pattern was associated with an increased risk of coronary heart disease in middle-aged men, particularly those who smoked. In contrast, a prudent diet pattern was linked to lower risks, even when accounting for other factors such as smoking and family history.

Olive oil seems to protect against cancer

A study analyzing data from 28 countries found that a diet rich in olive oil was associated with a decreased risk of bowel cancer. The researchers discovered that meat and fish consumption, particularly high amounts, increased the risk of the disease, whereas cereal and vegetable intake had a protective effect.

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

Calcium absorption is not affected by a high protein diet

A large study of 191 nuns found no correlation between phosphorus and protein intake and calcium absorption. The researchers suggested that high protein diets may actually contribute to a negative calcium balance due to increased urinary calcium loss.

Blood pressure-lowering DASH diet also reduces homocysteine

The DASH diet, known for its blood pressure-lowering effects, also reduces homocysteine levels, a risk factor for heart disease. Participants on the DASH diet had lower homocysteine levels compared to those on a control diet or one rich in fruits and vegetables.

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.

Changes in diet related to prevalence of asthma and allergies

Research found that a poor diet, particularly low intakes of vegetables and vitamin E, significantly increases the risk of wheeze in children with asthma symptoms. The study suggests that a Western diet may be an important contributing factor to the rising prevalence of asthma and allergies in developed countries.

Fewer calories linked to healthier brains in old age

A study published in Nature Genetics found that a reduced-calorie diet selectively lowers the activity of genes related to inflammation and free-radical damage in the aging brain. This may lead to improved cognitive function and motor skills, as well as lower risk of age-related neurological disorders.

Meta Quest 3 512GB

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

Physical activity, not diet, most influences preschoolers' weight

A recent study published in the American Journal of Clinical Nutrition found that physical activity has a greater impact on preschoolers' weight than diet. The research, which followed 77 preschool children for four days, showed no significant correlation between energy intake and body fat percentage.

Pizza, brownies to be part of 'low-fat' diabetes diet

A new diet study, funded by Duke University Medical Center, aims to test the hypothesis that reducing fat intake can halt or slow diabetes progression. Participants will consume specially prepared foods with Olestra instead of real fat, allowing researchers to study a low-fat diet independently from a low-calorie diet.

Meaty discovery: Neandertal bone chemistry provides food for thought

Scientists have conclusively determined that European Neandertals were top-level carnivores who lived on a diet of mainly hunted animal meat. The team analyzed bone-chemistry and stable-isotope analysis to reconstruct the Neandertal diet, finding that they likely ate almost exclusively meat.

High-fiber diet keeps people from chewing the fat

Researchers found that men who ate two servings of high-fiber cereal per day made spontaneous changes to their diets, reducing fat intake and increasing fiber consumption. The study suggests that high-fiber cereal can be an easy way for Americans to improve their diet and reduce their risk of heart disease.

Fiber supplement may substitute for cholesterol-lowering drugs

A study found that fiber supplements containing psyllium can lower harmful cholesterol by up to 5%, reducing the risk of heart attack by 10-15%. The treatment is considered a viable alternative to cholesterol-lowering medications, especially for those who have difficulty tolerating statins.

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.

The glycemic index: Rethinking diet and cardiovascular risk

A new study found that a high glycemic load diet, which includes foods like rice and potatoes, increases the risk of coronary heart disease in US women. Women with higher glycemic load were 1.57 times more likely to have CVD than those with lower glycemic load.