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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

Virco HIV resistance tests can predict response to therapy

A retrospective study of 681 HIV-positive patients found that Virco's VirtualPhenotype? and Antivirogram? resistance tests accurately predicted treatment outcomes. Patients receiving three or four active drugs experienced significant reductions in viral load and increases in CD4 cell counts.

UCSF study points to new dilemmas confronting HIV healthcare providers

A new UCSF study reveals that while combination antiretroviral therapy has improved patient outcomes, it also creates uncertainty and anxiety among healthcare providers. The researchers found that providers are struggling to make informed decisions due to a lack of resources and limited information on patient adherence.

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.

Female condom proves cost-effective in preventing HIV in Africa

A new study finds that providing female condoms to commercial sex workers in rural South Africa is a highly cost-effective means of preventing HIV transmission. The analysis found that 5.9 cases of HIV, 38 cases of syphilis, and 33 cases of gonorrhea would be averted per year in 1,000 female condom recipients.

Treating AIDS victims complicated by patients' desire for information

Research reveals that individuals coping with HIV/AIDS exhibit diverse information-seeking behaviors, from avoiding information to seeking out multiple sources. Understanding these complexities is crucial in developing effective treatment programs, as uncertainty can be a natural part of life for some individuals.

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.

Vulnerable groups less likely to receive early HIV drug therapy

Research finds African Americans and others with lower education and income levels have delayed access to HAART, highlighting the need for improved healthcare services. Traditional vulnerable groups, including injection drug users and minority populations, are less likely to receive timely treatment.

UCSF HIV/AIDS web site honored by Smithsonian Institution

The University of California, San Francisco's HIV/AIDS website, HIV InSite, was recognized as one of the most comprehensive AIDS-related information resources in the world. The site, established two years ago, has garnered over 14 million hits from an international audience and is noted for its unbiased coverage of HIV/AIDS topics.

Apple iPhone 17 Pro

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

HIV Patients' Mental Health Affects How Seriously They Take Treatment

A new study by University of California San Francisco researchers has found that HIV patients who feel part of their community and involved in their own care are more likely to take their medication and follow medical advice. In contrast, those feeling detached or depressed are more likely to disregard treatment.

HIV Discriminates Amongst Cells

Researchers at Johns Hopkins have discovered that HIV depends on the moving parts of a cell's surface to enter the cell. The findings suggest that clustering transmits signals to the cell that could be important for HIV replication.

UF Researchers: Stress Can Hasten Progression Of HIV

Researchers studied 93 gay men with HIV who showed no symptoms when they entered the trial. Stress levels were found to be significantly associated with disease progression, with higher severe life stress increasing the odds nearly fourfold over two years.

GoPro HERO13 Black

GoPro HERO13 Black records stabilized 5.3K video for instrument deployments, field notes, and outreach, even in harsh weather and underwater conditions.