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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

Fat Is Back, Healthy Diets Need Fat

A new University of Michigan study challenges traditional low-fat diet recommendations, finding that a more diverse and varied diet is associated with better mental health and quality of life. The research suggests that some fat in the diet can be beneficial when balanced with greater dietary diversity.

Apple iPhone 17 Pro

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

Sex Differences In Heart Disease May Be Due To Enzyme That Breaks Down Fat

A recent study published by the American Heart Association suggests that sex differences in heart disease risk may be attributed to an enzyme called hepatic lipase. Hepatic lipase activity was found to be higher in men than women, and researchers believe this enzyme plays a crucial role in lipid metabolism.

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.

Exercise, Classroom Instruction Cut Kids' Cholesterol, Study Finds

A new study by University of North Carolina at Chapel Hill researchers found that adolescents who participated in a health and physical education program lowered their total fat and LDL cholesterol levels by an average of 7% and 10%, respectively. The study showed that vigorous exercise was more effective in reducing cholesterol levels...

"Genetic Factors Influencing Cholesterol Response To Diet"

Recent studies indicate that genetic variants, such as apoE4 and LDL subclass pattern B, can significantly impact an individual's cholesterol response to a low-fat diet. Individuals with these genetic predispositions may require specific dietary modifications to effectively manage their cholesterol levels and heart disease risk.

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.

Fish Oil May Offer Better Protection Than Olive Oil Against Heart Disease

Researchers found that omega-3 fatty acids in fish oil reduced cholesterol accumulation in the liver and arteries, despite increasing LDL cholesterol and decreasing HDL cholesterol. The findings suggest that omega-3 fatty acids may exert protection from atherosclerosis through alterations in tissue cholesterol metabolism.

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.

Researchers Say Good Cholesterol Can Turn Bad

High-density lipoprotein (HDL) cholesterol may help trigger an inflammatory reaction in the blood vessels and accelerate atherosclerosis under some circumstances. Researchers suggest that anti-inflammatory medicines like aspirin could be useful in preventing or controlling atherosclerosis.

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.

Cholesterol Levels Remain High Despite Education, Medications

A nationwide study found that 62% of patients with high cholesterol did not reach recommended targets, with African-Americans facing even greater challenges. Patients who followed doctors' advice on diet and exercise were more likely to reach target levels.

Diet, Moderate Alcohol Use Reduce Heart Disease Risk In Runners

A new study found that vegetarian diets combined with vigorous exercise or moderate alcohol intake can significantly lower the risk of coronary artery disease. The research also showed that running and drinking were linked to increased levels of good cholesterol in both vegetarians and non-vegetarians.

Study Finds High Blood Pressure, High Cholesterol In N.C. Children

A new study found that many North Carolina third- and fourth-graders have higher-than-healthy blood pressure and total cholesterol levels, putting them at a higher risk of heart disease or strokes later in life. Additionally, a small but significant number of elementary school children are already smoking.

Fluke 87V Industrial Digital Multimeter

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

High Cholesterol Boosts Blood Pressure In High-Stress Situations

Researchers found that high cholesterol can lead to increased blood pressure during stressful situations, but lowering cholesterol can help control this response and reduce the risk of hypertension and heart disease. The study involved 70 people with normal blood pressure, with 33 having normal cholesterol and 37 having high cholesterol.

Celestron NexStar 8SE Computerized Telescope

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

Licorice Prevents Cholesterol Build-Up

A study by Technion Researchers found that licorice extract delays LDL oxidation, reducing cholesterol build-up in arteries. Glabridin, a compound in the licorice root, traps free radicals causing oxidation and increases blood's resistance to it.

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.

Component In Soy Products May Be Substitute For Estrogen Treatment

A study of postmenopausal women found that soy protein increased bone-mineral density, suggesting a potential role for isoflavones in maintaining bone health. The researchers also observed significant improvements in blood cholesterol profiles, with LDL cholesterol dropping by about 8% and HDL increasing by 4.5%.

Rigid Style Of Expressing Anger Harmful To Health, Study Finds

Researchers found that middle-aged males with rigid styles of expressing anger had higher levels of total cholesterol and LDL cholesterol than those who were flexible. This study suggests that a flexible approach to managing anger may be the best solution for reducing heart disease risk.