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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

Urban insects are more resilient in extreme weather

A Rutgers University-Camden study found that urban insects are more resilient in extreme weather due to adaptations to high-stress urban environments. Arthropod diversity declined after Hurricane Sandy in New York City parks, becoming indistinguishable from street medians.

Important to maintain a diversity of habitats in the sea

Researchers investigated habitat diversity's impact on coastal sediment ecosystems and found that more habitats scored better in functionality than single-habitat ecosystems. Human activities like habitat homogenization threaten both species and habitat diversity.

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

Despite evolutionary inexperience, northern sockeye manage heat stress

Researchers at Oregon State University found that northern sockeye salmon can thermostate to find water temperatures that meet their physiological needs, reducing energy expenditure during heat waves. By moving to tributary plumes or deeper water, the fish conserve energy and avoid extreme temperatures.

Underwater mushrooms: Curious lake fungi under every turned over stone

A recent study estimated lake-wide fungal diversity for the first time and found that each habitat type has a distinct community, with biofilms being hotspots for aquatic fungi. The research highlights the importance of considering habitat heterogeneity when assessing fungal diversity in water bodies.

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A new species of nocturnal gecko from northern Madagascar

A new species of nocturnal gecko, Paroedura hordiesi, has been discovered in northern Madagascar with a unique camouflage pattern to blend into its environment. The species is classified as Critically Endangered due to habitat loss and degradation.

Lack of plant diversity spurs cankerworm damage in cities

A recent study published in Urban Ecosystems found that a lack of plant diversity is a significant contributor to the widespread defoliation caused by cankerworms in cities. Increasing plant diversity can help limit future damage. Native plants were particularly hard hit, while nonnative species were largely ignored.

Orchid named after UC Riverside researcher

A new orchid species, Lophiaris silverarum, has been named after UC Riverside researcher Katia Silvera. The species was discovered in central Panama and is currently growing only in that region. Its slow growth rate makes it rare and difficult to cultivate.

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Native Californians followed the greenery

Researchers found that suitable habitats were settled first by early migrants, leading to a diverse patchwork of language groups. This process may account for global ethnolinguistic patterns.

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Davis Instruments Vantage Pro2 Weather Station offers research-grade local weather data for networked stations, campuses, and community observatories.

Scientists uncover global distribution of marine biodiversity

A team of scientists mapped global diversity patterns for over 11,000 marine species, finding temperature strongly linked to biodiversity and high overlap between areas of human impact and diversity hotspots. The study suggests ocean warming may greatly affect the distribution of life in the sea.

Living, meandering river constructed

Researchers successfully built a scale model of a living meandering river, demonstrating the critical role of vegetation in slowing erosion and reinforcing banks. Sand, typically avoided in stream restoration, was found to be essential for building point bars and blocking cut-off channels, leading to a more balanced ecosystem.

Measuring plant diversity, predicting vulnerability to invasive species

Scientists assess native plant diversity to evaluate invasion vulnerability and protect native plants, innovative field methods presented in a new book by USGS ecologist Tom Stohlgren. The book provides revised sampling approaches for measuring plant diversity at multiple scales, helping natural resource managers make informed decisions

Ancient marine invasion sheds light on diversity

Researchers found that an ancient marine invasion led to a significant increase in regional diversity, with gamma diversity rising by 26% due to changes in beta diversity. The study suggests that habitat distribution or increased habitat diversity may have contributed to this increase.

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Digital evolution reveals the many ways to get to diversity

A team of scientists used artificial life to study evolution and diversity in nature, finding that there are limiting effects of productivity in finite environments. This research provides insights into the ecological relationship between environmental productivity and species diversity.

First phylogeographic study of a rainforest tree

This study demonstrates that Symphonia globulifera, a widespread tropical rainforest tree, has a complex evolutionary history shaped by oceanic currents and land bridges. The research revealed distinct phylogeographic structure in Panama's Isthmus, linked to its historical connection with Central America and South America.

Ecosystem engineers

Caterpillars' shelter-building habits impact insect communities by reducing diversity, whereas artificial habitats have similar effects as natural ones. The study suggests regional patterns of insect herbivore diversity may be influenced by these ecosystem engineers.