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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.

Hydropower and wind may replace oil and gas in Russia

Researchers believe that wind and hydropower are the most promising renewable energy sources in Russia, with suitable areas for installation identified. However, the transition to these energy sources has been slow due to reliance on fossil fuels and nuclear energy.

Getting to the root of tooth replantation challenges

A new gene delivery system promotes healing in rat models by preventing inflammation and bone degradation after tooth replantation. The study found that teeth treated with the system showed significantly greater dental root thickness and fewer osteoclasts, leading to improved success rates.

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.

US presidents' narcissism linked to international conflict

A new study suggests that US presidents with high levels of narcissism are more likely to initiate conflicts with other great power countries, accounting for factors such as political party and military experience. The research found that the top three most narcissistic presidents initiated nearly all of their disputes alone.

Study identifies reasons for soaring nuclear plant cost overruns in the US

A new analysis by MIT researchers details the underlying issues causing cost overruns on US nuclear power plants, highlighting ways to reimagine engineering strategies to reduce delays and expenses. The study suggests that designing plants with resilience to variable construction conditions can help minimize costs.

Medical radiation exposure fell in the US from 2006 to 2016

A study found that per capita radiation exposure in the US decreased by 20% between 2006 and 2016, mainly due to a decline in nuclear medicine procedures. Meanwhile, CT scans increased but saw a small drop in effective dose thanks to advancements in dose modulation technology.

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.

Quarks feel the pressure in the proton

Scientists at Jefferson Lab measured the pressure distribution inside a proton for the first time, revealing a pressure cooker environment. The results show that quarks are subjected to a high outward-directed pressure near the center of the proton.

The clouds of spaghetti that keep DNA data safe

Researchers discovered a unique mechanism involving intrinsically disordered polypeptides in nuclear pore complexes that enable rapid recognition and binding of transport factors. This 'fuzzy' interaction allows for specific and speedy cell signaling, preventing DNA data breaches by viruses or faulty functioning.

Apple iPhone 17 Pro

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

New model considers an extra factor to improve our prediction of nuclear fission

Researchers at Tokyo Tech have developed a new Langevin model that predicts low-energy fission more accurately by accounting for the deformation of nuclear fragments. The four-dimensional model fits empirical data better than previous models and has potential applications in radioactive waste containment and nuclear power generation.

Cellular reprogramming slows aging in mice

Researchers used partial cellular reprogramming to reduce signs of aging and extend lifespan in mice with premature aging mutations. The approach altered epigenetic changes, suggesting that aging is a plastic process.

Soils help control radioactivity in Fukushima, Japan

Researchers found that soils with rich organic material and low phosphate absorption show low radiocesium interception potential. Soils with high clay or silt content adsorb radiocesium more readily due to higher mica content.

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.

Measuring nano-vibrations

Scientists have measured high-quality factors of up to 5 million in carbon nanotube mechanical resonators, outperforming previous records. This breakthrough enables the development of ultra-sensitive sensors and quantum systems, such as magnetic resonance imaging at the atomic level.

Complex interactions may matter most for longevity

Researchers found that lifespan in fruit flies depended more on interactions among dietary, genetic and mitochondrial factors than on individual factors. This study suggests that looking at complex combinations can lead to a deeper understanding of the aging process.

Quantum trimer -- from a distance

Researchers confirm existence of Efimov state, a bound state of three particles, at vast distances between particles. The state was previously elusive to prove experimentally.

Propofol's effect on the sciatic nerve: Harmful or protective?

A recent study published in Neural Regeneration Research found that propofol can inhibit damage caused by proinflammatory cytokines and exert protective effects on the central nervous system. The experimental findings indicate that propofol promotes regeneration following sciatic nerve injury by reducing inflammation and apoptosis.

Surface porosity and wettability are key factors in boiling heat transfer

A team of MIT researchers investigated the factors controlling boiling heat transfer from a surface to a liquid, finding that surface porosity is the most important factor. They developed methodologies for systematically depositing nanoparticles onto surfaces with controlled wettability and porosity, leading to improvements in heat-tra...

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.

The future for Japanese health: human-security based reforms, more power for local government, improving quality, emphasis on global health, and effectively dealing with the Fukushima aftermath

The Lancet Series proposes human-security based reforms to maintain Japan's universal health coverage. Local governments must take more responsibility for healthcare resources and funding, while consolidated institutions will improve physician quality and provide opportunities for domestic and global health experts to interact.

Blocking nuclear receptor may cut off tumor blood supply

Researchers block COUP-TFII to suppress tumor blood vessel growth and tumor formation. This discovery identifies a new pathway for fighting tumors and offers hope for developing new treatments, including antagonists that can intervene to halt tumor growth.

How flu succeeds

Investigators at Burnham Institute for Medical Research identified 295 human cell factors that influenza A strains must harness to infect a cell. The team also found small molecule compounds that act on several of these factors and inhibit viral replication, pointing to new ways to treat flu.

Fluke 87V Industrial Digital Multimeter

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

Caltech researchers revise long-held theory of fruit-fly development

Researchers at Caltech have challenged the long-held theory on fruit-fly development, showing that a key transcription factor's influence is less widespread and varies over time. The study reveals a more complex system where cells respond to changing signals from the transcription factor Dorsal.

A paradigm shift in immune response regulation

Scientists at Goethe University report a paradigm shift in immune response regulation, revealing the crucial role of linear ubiquitin chains in nuclear factor kappa B activation. This finding may lead to structure-based drug design for targeting the NF-κB pathway in diseases such as cancer and inflammation.

Flick of a protein switches immune response

The USC-Harvard team identified a protein switch that regulates the immune response, shedding light on the balance between tolerance and aggression in autoimmune diseases. The finding supports the combinatorial control theory of gene expression, with implications for understanding signal transduction and transcriptional networks.

Not so different

Researchers at Cold Spring Harbor Laboratory have identified shared components in histone and poly(A) pre-mRNA processing. These findings highlight the importance of cross-talk between distinct RNA processing pathways, shedding light on cellular regulation and gene expression.

Cosmic radiation associated with risk of cataract in airline pilots

A case-control study involving 445 men found an association between cumulative cosmic radiation dose and nuclear cataract risk among commercial airline pilots. The odds ratio was 3.02 for pilots compared with nonpilots, indicating a potential causative factor in nuclear cataracts.

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.