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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

'Radio wave cooling' offers new twist on laser cooling

Physicists at NIST have demonstrated radio-frequency cooling of a large object by reducing its thermal motion with radio waves. They cooled a silicon cantilever to -228 C (-379 F) using an RF circuit, which may be more practical than optical techniques in some cases.

AmScope B120C-5M Compound Microscope

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Clemson scientists shed light on molecules in living cells

Researchers at Clemson University have created a method to improve fluorescent nanoparticle longevity, enabling the tracking of molecule motion in living cells. This technology could reveal details on virus invasion and protein operation within the body.

Red flag for repetitive stress injuries identified for first time in humans

Researchers at Temple University have found early indicators of inflammation in work-related injuries caused by repetitive motion, signaling potential warning signs for debilitating conditions like carpal tunnel syndrome. The study's findings could lead to early detection and prevention of these conditions.

Physical intelligence in rooks

In a modified trap-tube task, rooks show capacity for physical cognition through rapid learning and transfer test performance, suggesting understanding of physical rules. The results indicate that these birds have the ability to solve problems using rule abstraction, paving the way for future research.

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.

Rutgers physicist earns prestigious Sloan Foundation research fellowship

Yuzbashyan will use the funding to attend technical conferences and collaborate with specialists globally, aiming to promote new technologies like quantum computing and superconductivity. He plans to bring researchers from Great Britain to Rutgers and fund graduate research assistant positions.

Attosecond pump-probe proposed to explore the dance of electrons

Scientists aim to capture ultrafast electron motion using extreme ultraviolet pulses, enabling study of electronic transportation in nanomaterials and biological samples. The proposed attosecond pump-probe technique has potential applications for chemists to design special molecules.

Why thin, flat things rise and glide on the way down

A study by Cornell University researchers found that falling paper and leaves exhibit chaotic motion due to air flow around sharp edges. The force depends strongly on coupling between rotating and translational motions of the object, benefiting plants in seed dispersal.

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Connecting the quantum and classical physics

Researchers propose experiments to test quantum effects in mechanical systems, achieving sensitivity close to the quantum limit. The goal is to understand how quantum and classical physics crossover, a long-standing scientific question.

Babies tune into others' intentions early in the first year

Infants begin to grasp intentional action in the first year, understanding actions as goal-directed and recognizing invisible connections between people and objects. This early knowledge lays the foundation for later developments in understanding intentions.

Ground-breaking work in understanding of time

Peter Lynds' paper challenges assumptions about determined instantaneous physical magnitude and time, proposing a necessary trade-off between precisely determined physical values and continuity through time. He addresses long-standing issues in physics, including cosmology and the role of imaginary time.

UCLA biologists elucidate fertilization process

Researchers have found an optimum amount of fluid motion enhances fertilization significantly, applicable to various species including humans. They also discovered a molecule controlling sperm navigation and an inhibitor blocking its 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.

Setting micro gears in motion

Researchers at UC Riverside demonstrate the lateral Casimir force, a new type of force that can create horizontal sliding motion between surfaces. This shape-dependent force has vast implications for micromachines and microdevices.