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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

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.

Disparity between rich and poor for hip, knee replacement

A study found that individuals with lower incomes and education levels are more likely to have severe arthritis but less likely to be on waiting lists for joint replacement surgery. Women from lower socio-economic backgrounds are also less likely to discuss joint replacement with their doctors.

Potential cause of arthritis discovered

Researchers have discovered that certain types of naturally occurring carbohydrates in the body may cause rheumatoid arthritis by triggering an immune response and leading to inflammation and joint damage. The study found that glycosaminoglycans, a major component of joint cartilage and skin, activate inflammatory cells in the joints.

Alignment key to knee surgery success

A new study by Duke University researchers found that even small degrees of malalignment in knee surgery patients can cause dramatic alterations in pressures within the joint. Proper alignment is crucial for preventing future development of severe arthritis.

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Nikon Monarch 5 8x42 Binoculars deliver bright, sharp views for wildlife surveys, eclipse chases, and quick star-field scans at dark sites.

Science backs Cod Liver Oil as cure for arthritis

Researchers at Cardiff University discover that Cod Liver Oil's Omega-3 fatty acids can slow cartilage degradation and inflammation, offering a potential cure for osteoarthritis. The study suggests that taking Cod Liver Oil in early adulthood may prevent the onset of osteoarthritis and reduce its symptoms.

Gene therapy promising for rheumatoid arthritis

Researchers at Northwestern University have developed a gene therapy that reduces inflammatory cytokines involved in joint inflammation. The treatment, which uses the IL-13 gene, has been shown to suppress joint inflammation and prevent the development of arthritis in rat models.

Hip research: Making more durable artificial joints

A team of researchers at Case Western Reserve University is developing computer simulated models to predict the performance of new implant designs before they are implanted into patients. They aim to uncover how damage occurs in plastic used in total joint replacements and identify potential design concerns.

Spherical motor allows 3D movement for robots, other uses

Engineers at Johns Hopkins University invented a globe-shaped motor that can rotate in any direction, giving robotic arms greater flexibility and precision. The device could also be used to create a computer mouse that interacts with the user, or as a three-dimensional wheel with omnidimensional characteristics.

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

New drug blocks rheumatoid arthritis early on, with few side effects

A nationwide study found that etanercept significantly slows or stops rheumatoid arthritis progression in nearly three-quarters of patients, with fewer side effects than methotrexate. The new use of etanercept as an early treatment offers a promising alternative for patients with advanced RA.

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Protein provides 'tartar control' for joints

Researchers have identified a protein that governs the flow of mineral-reducing pyrophosphate into joint tissues. This finding could provide powerful new insights into the basic mechanisms underlying some forms of arthritis, a group of diseases affecting half of people 65 and older.

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.

AmScope B120C-5M Compound Microscope

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Naked DNA Rejuvenates Rheumatoid Rodents

Scientists have developed a stripped-down gene therapy approach using naked DNA to treat rheumatoid arthritis in rats. The treatment, which injected TGF-ß plasmids into muscle tissue, significantly reduced chronic arthritis symptoms and joint inflammation.

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