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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

Hidden dangers in 'acid rain' soils

A new study found that acid rain can destabilize soil microbiomes, making it easier for disease-causing microbes like E. coli O157:H7 to invade and persist. The researchers discovered that acid rain accelerates the evolution of high-risk pathogens, which can lead to severe foodborne illness and increased mortality rates in animals.

Sky & Telescope Pocket Sky Atlas, 2nd Edition

Sky & Telescope Pocket Sky Atlas, 2nd Edition is a durable star atlas for planning sessions, identifying targets, and teaching celestial navigation.

Researchers see breakthrough with biofuel

Researchers from UC and Oak Ridge National Laboratory have made a breakthrough in understanding how alcohol damages microbes that produce it. The study reveals the primary location of toxicity is in the cell membrane, which can be stabilized to increase efficiency in biofuel production.

Materials of the future can be extracted from wastewater

A team of researchers has developed a method to extract valuable materials such as biopolymers and phosphorus from wastewater treatment plants. These biomaterials can be used as sustainable alternatives to oil-based products in various industries, including paper production, building materials, and water purification.

DJI Air 3 (RC-N2)

DJI Air 3 (RC-N2) captures 4K mapping passes and environmental surveys with dual cameras, long flight time, and omnidirectional obstacle sensing.

Biomass-derived antimicrobials: A leap towards sustainable solutions

Researchers have explored biomass-derived antibacterial agents as a sustainable alternative to conventional compounds. The study reveals the potential of these agents in various sectors, including cosmetics and healthcare, and discusses challenges and future perspectives for their application.

Mashed up purple marine bacteria makes an excellent eco-friendly fertilizer

A new study by RIKEN CSRS shows that biomass from purple photosynthetic marine bacterium Rhodovulum sulfidophilum is an excellent nitrogen fertilizer, effective as inorganic synthetic fertilizers but with lower environmental side effects. The biomass boosts plant growth without altering soil pH or salinity.

Soil bacteria respire more CO2 after sugar-free meals

Researchers tracked how a mixture of plant waste was metabolized by bacteria to contribute to atmospheric CO2. Microbes respired three times as much CO2 from lignin carbons compared to cellulose carbons, shedding light on the role of microbes in soil carbon cycling and its impact on climate change.

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.

Apple iPhone 17 Pro

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

DayCent-CABBI: new model integrates soil microbes, large perennial grasses

A new model integrating soil microbes and large perennial grasses into the DayCent framework improves its representation of ecosystem dynamics. The updated model includes a live microbial biomass pool and dead microbial biomass pool to simulate carbon storage in soils, enhancing the evaluation of bioenergy crop sustainability.

Celestron NexStar 8SE Computerized Telescope

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

Milking molecules from microbes

A team of researchers developed a low-energy and efficient way to harvest and concentrate valuable chemicals from microalgae, which can be grown on waste materials. This membrane-based process enables continuous extraction and concentration of secreted metabolites, paving the way for large-scale bio-factories.

A warming climate decreases microbial diversity, study finds

Researchers at the University of Oklahoma found that climate warming reduces microbial diversity in grassland soil, essential for ecosystem functioning. The long-term experiment revealed significant negative effects of climate change on soil biodiversity, with warming playing a predominant role.

Apple iPad Pro 11-inch (M4)

Apple iPad Pro 11-inch (M4) runs demanding GIS, imaging, and annotation workflows on the go for surveys, briefings, and lab notebooks.

Comparing agricultural and microbial biomass yields

Researchers report that solar energy can produce microbial protein-rich biomass with significantly higher yields than traditional crops. This photovoltaic-driven process uses land and sunlight efficiently, offering a resource-efficient food source for a growing global population.

More than a numbers game: New technique gauges microbial communities by biomass

A new method assesses microbial community structure by quantifying protein abundance, revealing more about the role of microbes in animal and plant health, disease, and environmental processes. The technique was tested in various environments, including Rocky Mountain alkaline soda lakes and human saliva, with promising results.

Ecology insights improve plant biomass degradation by microorganisms

Researchers from the University of Groningen have developed a conceptual model to describe the dynamics of microbial populations during plant biomass degradation. This model reveals different phases and stages, where distinct microbial species are crucial for breaking down plant biomass into simple sugars.

Soil microbes flourish with reduced tillage

A meta-analysis of 62 studies found that no-till agriculture increases microbial biomass and enzymatic activity compared to tilled systems. Chisel plows associated with greater microbial biomass in conservation tillage systems.

GQ GMC-500Plus Geiger Counter

GQ GMC-500Plus Geiger Counter logs beta, gamma, and X-ray levels for environmental monitoring, training labs, and safety demonstrations.

Microbe that can handle ionic liquids

Researchers at JBEI have identified a tropical rainforest microbe that can endure relatively high concentrations of an ionic liquid used to dissolve cellulosic biomass. The discovery holds broad implications beyond the production of advanced biofuels, offering a potential solution to reduce biofuel production costs.

Apple AirPods Pro (2nd Generation, USB-C)

Apple AirPods Pro (2nd Generation, USB-C) provide clear calls and strong noise reduction for interviews, conferences, and noisy field environments.

Microbes produce fuels directly from biomass

Researchers at JBEI developed an Escherichia coli bacteria strain to produce biodiesel fuel and other chemicals directly from plant biomass, overcoming the limitations of traditional biofuel production. The microbes can efficiently convert biomass into fuels with minimal chemical modifications.