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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

USGS information available on recent MTBE risk findings

A new study from the USGS and Oregon Graduate Institute reveals that up to 9,000 community water wells in 31 states may be contaminated with MTBE due to proximity to leaking underground storage tanks. The EPA has announced plans to phase out MTBE use in gasoline, but it will persist in the environment for at least a decade.

BioOne appoints first board of directors

The BioOne Board will guide policies and progress, comprising ten individuals from collaborating organizations. The aggregation will offer cross-journal searches and inter-journal linking, with a broad selection of journals from AIBS member societies.

Apple iPhone 17 Pro

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

Why so many earthquakes lately? Who's next?

The USGS has been monitoring a series of large earthquakes around the world since August 17. The seismic activity is believed to be related to stress buildup in the Earth's crust. Scientists will discuss their findings and lessons learned from recent earthquakes, including those in Turkey, Greece, Taiwan, and Mexico.

USGS assesses nation's biological resources at century end

The USGS report synthesizes current information to document the changing nation's biological resources, identifying key factors affecting biological resources nationwide. Land use, water use, and nonindigenous species are the primary factors having broad-scale effects.

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.

Biologists work to preserve rainforests endangered plants

UC and CREW biologists use a basic hole-puncher to collect plant samples, then study how to protect them from dehydration and rehydration. They discover that plants secrete a hormone called abscisic acid to protect themselves during dry times.

Pounding Out Differences, ITIS Takes Hammer

The ITIS system provides a unified way of naming nature's living organisms, enabling easy access to credible databases and information on species origin and distribution. This standardized terminology facilitates accurate documentation, data sharing, and research among scientists, resource managers, and the general public.

USGS: The Importance Of Taxonomy

Taxonomic names are in flux, reflecting current knowledge about species. The USGS-developed ITIS database provides a tool to link and integrate name changes over time.

"Discovering Biological Diversity" Is AAAS Topic For USGS Manager

The USGS has taken the lead in establishing the National Biological Information Infrastructure (NBII) to increase access to biological diversity data and information. The initiative aims to democratize environmental science by providing a broad array of knowledge on the diversity of nature's living creatures.

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.

Summary Of USGS Presentations And Activities, AAAS, 1998

At the AAAS meeting in February 1998, USGS scientists presented research on predicting the fate of contaminants in the New York Bight and developing a regional map of sea floor characteristics. The study aims to provide information for guiding habitat and resource management and monitoring long-term environmental change.

First Circadian Clock Gene Identified And Cloned In Mammals

Researchers successfully cloned the first mammalian clock gene, identified as 'Clock', which regulates biological clocks and sleep patterns. The discovery provides new insights into the genetic basis of individual differences in human sleep-wake behavior and may lead to the development of new drugs to regulate circadian rhythms.

Celestron NexStar 8SE Computerized Telescope

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

Bigger Biology Tackled Through Keyboards

The review paper reviews powerful computational tools in studying ecology, genetics and evolution, infectious diseases and immunology. Computational biologists use models to understand the behavior of entire systems, mediated by smaller and larger scales.