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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

Green tea may help prevent autoimmune diseases

Researchers found significantly less salivary gland damage in a group treated with green tea extract, suggesting a reduction of Sjogren's Syndrome symptoms like dry mouth. Green tea's EGCG component may also suppress inflammation and turn on the body's defense system against TNF-alpha.

MIT engineers probe spiders' polymer art

Researchers studied spider silk production, discovering how polymers align to create a strong fiber. They aim to develop artificial spider silk for various applications, including tendons and bulletproof vests.

Saving salivary glands from the collateral damage of radiation therapy

Targeted overexpression of HSP25 protects salivary gland function by maintaining gland weight, salivary flow rate, and salivary fluid composition. HSP25 also preserves expression of aquaporin 5, crucial for water transport in salivary glands. These findings suggest a novel radioprotective strategy against radiation-induced salivary gla...

Botox: Its not just for wrinkles anymore

Researchers found Botox injections to improve urinary tract symptoms and quality of life in men with enlarged prostates. The treatment reduced prostate size through apoptosis, improving urine flow and decreasing residual urine.

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.

Sea slug mixes chemical defense before firing at predators

Aplysia sea slugs use a system to mix and release chemicals, including L-lysine, L-arginine, and an enzyme protein called escapin, to defend against predators. The secretion stimulates feeding behaviors in some animals but deters it in others, and may also have antimicrobial properties.

Researchers find gland that tells fruit flies when to stop growing

University of Washington researchers found a gland in fruit flies that assesses the fly's size and sends hormonal signals to initiate metamorphosis. By genetically manipulating the prothoracic gland, scientists could alter the size at which the fly would reach adulthood, providing new insights into an organism's growth process.

Missouri genetic disorder's roots untangled by international team

Researchers have identified a rare genetic change on the X chromosome that causes XLHPT, a condition affecting male blood calcium levels and parathyroid hormone secretion. The study's findings may lead to new treatments for osteoporosis, a bone-weakening condition in the elderly.

Apple iPhone 17 Pro

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

Human gland probably evolved from gills

Researchers suggest that the parathyroid gland evolved from the gills of ancestral marine creatures to regulate calcium levels in land-living animals. The discovery supports the idea that humans and other tetrapods share a common evolutionary history with fish.

Biologists deciphering complex lemur scent language

Researchers at Duke University have been studying ring-tailed lemurs' scent language to understand their complex chemical communications. The scientists found that lemurs use 'scentences', combinations of scents extending their chemical messages, and identified specific compounds in their scent profiles.

USC researchers produce a hairier mouse

Researchers at USC have created a transgenic mouse with an overexpressed noggin gene, resulting in increased hair follicles, thicker fur, and additional whiskers. The study also reveals unusual changes to the mice's eyes, feet, and genitalia, challenging the distinction between normal and abnormal variations.

CalDigit TS4 Thunderbolt 4 Dock

CalDigit TS4 Thunderbolt 4 Dock simplifies serious desks with 18 ports for high-speed storage, monitors, and instruments across Mac and PC setups.

Parathyroid tumors can be removed safely in outpatient procedure

A new study by Johns Hopkins Medicine shows that minimally invasive surgery to remove parathyroid tumors is safe and effective, with a significantly shorter hospital stay and reduced hospital charges compared to traditional open surgery. The procedure also reduces the risk of complications, such as vocal nerve injury.

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.

Researchers pinpoint chemical signal that speeds mating process

Scientists have pinpointed a protein called plethodontid receptivity factor (PRF) that directly influences female receptivity in salamanders, shortening the courtship time by 15%,. This discovery highlights the importance of pheromones in survival and provides insights into the evolution and mechanism of action of these complex chemicals.