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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

Microbial fuel cells turn on the juice

Researchers at Washington University in St. Louis are developing microbial fuel cell kits and educational materials to teach high school students about science and engineering. The technology can efficiently convert dilute organic waste streams into electricity, making it a promising alternative for waste-to-energy conversion.

World's smallest radio fits in the palm of the hand...of an ant

A team of researchers crafted a working radio from a single carbon nanotube, performing four critical roles: antenna, tunable filter, amplifier, and demodulator. The tiny device could have applications in radio-controlled devices, cell phones, and other fields.

Coal-based fuels and products hit the refinery

Researchers at Penn State's Energy Institute have developed a process to produce jet fuel, gasoline, diesel fuel, and heating oil from coal using existing refineries. The process produces various hydrocarbon products, including fuel oil, gasoline, and diesel, which can be integrated into the refinery stream.

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.

Marine sediment microbial fuel cells get a nutritional boost

Researchers at Penn State developed a novel approach to extend the life of marine microbial fuel cells by providing bacteria with chitin, found in crustacean shells. The addition increased power production and allowed for longer-term remote operation, making it suitable for ocean sediments.

New method for making improved radiation detectors

Brookhaven National Laboratory has developed improved radiation detectors that can be used at room temperature, enhancing detection of X-rays and gamma rays. The new sensors use shielding methods to focus electrons toward the anode, improving energy resolution and efficiency.

Brush anode and tubular cathode scale up microbial fuel cells

Researchers at Penn State have developed a new microbial fuel cell system that uses brush anodes and tubular cathodes to produce more power from wastewater. The system, which uses naturally occurring bacteria, can clean water while generating electricity, reducing the need for energy consumption.

Engineer designs system to put wastewater to work

A new microbial fuel cell design by Washington University engineer Lars Angenent increases power output from 3 to 29 watts per cubic meter, enough to run a small light bulb. The system harnesses wastewater's organic matter to generate electricity, offering potential applications in the food and agricultural industries.

USC, Rice to develop bacteria-powered fuel cells

Researchers aim to build a self-propelled prototype within five years, optimizing the system's performance through computer modeling and experimental work. Shewanella oneidensis bacteria can transfer electrons directly to anode surfaces, making them a promising candidate for fuel cells.

Apple iPhone 17 Pro

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

Device creates electricity and treats wastewater

A microbial fuel cell has been created by Washington University researchers that generates electricity and treats wastewater, a process with potential to power 900 American homes. The device uses a carbon-based foam and bacteria to produce electricity from organic matter in wastewater.

An 'AAAAAAAAA' battery? UF researchers make progress on tiny cell

Researchers have made significant progress on a new approach to batteries inspired by nanotechnology, which could power miniature devices and enhance portable electronics. The nano-battery approach seeks to replace traditional batteries with particles measured in billionths of a meter, potentially enhancing power storage and production.

Apple Watch Series 11 (GPS, 46mm)

Apple Watch Series 11 (GPS, 46mm) tracks health metrics and safety alerts during long observing sessions, fieldwork, and remote expeditions.

Electrode to lower cost of aluminum smelting, lessen pollution

A new electrode design using fuel cell technology could potentially cut aluminum smelting costs by one-fourth and reduce greenhouse gas emissions by half. The proposed design would replace carbon anodes with zirconia tubes carrying natural gas, eliminating fluorocarbon production and reducing power consumption by 40%.