Bluesky Facebook Reddit Email

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

May/June 1999 Table Of Contents

This issue of Public Health Reports features articles on occupational pesticide poisoning, an outbreak of Echovirus 30 infections among child care center staff and parents, and the prevalence of asthma among American Indian and Alaska Native children. The journal also includes viewpoints on Medicaid managed care and public health data,...

Apple iPhone 17 Pro

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

Smoking-Related Deaths On The Rise Among American, French Women

A study found that smoking-related illnesses and deaths have risen sharply in the US and France, with increased female smoking causing a steady increase in disease and mortality. The proportion of deaths attributable to cigarette smoking rose from 16.7% to 47.4% among American women.

Smoking And Preschoolers: Does Familiarity Breed Attempts?

A survey of preschoolers found that those from smoke-free homes were less likely to want to smoke later in life. Children who saw pictures of smoking characters like Joe Camel incorrectly associated them with smoking, highlighting the influence of early exposure on attitudes towards smoking.

Institute of Medicine Elects 55 New Members

The Institute of Medicine has elected 55 new members, bringing the total active membership to 574. The newly elected members include experts in various fields such as medicine, public health, and social sciences, who will contribute to ongoing studies on health policy issues.

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.

Combat Has Little Influence On Health Problems In Vietnam Vets

A study of over 4,700 twin brothers found that combat had a minor role in health issues such as hypertension, respiratory difficulties, and gastrointestinal disorders. Inherited factors accounted for 90% of reported health problems, with combat experience explaining less than 1%. The research suggests that environmental experiences oth...

Dr. Gro Harlem Brundtland Calls For Commitment

Dr. Brundtland highlights the importance of addressing social determinants of health, such as education and poverty reduction, to build healthy populations in healthy communities. She stresses the need for multi-sectoral action and collaboration with other agencies to tackle pressing public health needs.

Authors: Research Makes Case For Better OSHA Enforcement

A review of Occupational Safety and Health Administration (OSHA) enforcement strategies concludes that current efforts are too slow and uncertain, leading to inadequate protection for workers. The authors suggest innovations such as worker education programs and devolving enforcement powers could improve safety further.

New Journal Issue Updates Alternative Testing Advances

New research from the Ispra, Italy meeting of the Scientific Group on Methodologies for the Safety Evaluation of Chemicals has made significant progress in developing and validating alternative methods to animal testing. These advances aim to reduce animal pain and distress while improving human health protection and environmental prot...

Garmin GPSMAP 67i with inReach

Garmin GPSMAP 67i with inReach provides rugged GNSS navigation, satellite messaging, and SOS for backcountry geology and climate field teams.

Heart Disease Kills More Women In Poorer Neighborhoods

New research reveals that women living in low-income areas with single-parent households are more likely to die from heart disease, possibly due to increased social and physical stress. The study also found that African American women face higher mortality rates due to neighborhood environments that exacerbate health disparities.

Shrews May Predict Environmental Degradation

Research suggests shrews can serve as an indicator of environmental health due to their high sensitivity to environmental change. In the Central African Republic, 16 species of shrews were found thriving in micro-territories, defying expectations for such limited habitats.

Fluke 87V Industrial Digital Multimeter

Fluke 87V Industrial Digital Multimeter is a trusted meter for precise measurements during instrument integration, repairs, and field diagnostics.

Penn State Awarded Grant To Study Older African American Twins

Researchers at Penn State will investigate individual variation in health among African American twin pairs aged 65, exploring the role of genetics and environment. The five-year study aims to gain insight into aging in this population, which has experienced different environmental influences than other groups.

Kestrel 3000 Pocket Weather Meter

Kestrel 3000 Pocket Weather Meter measures wind, temperature, and humidity in real time for site assessments, aviation checks, and safety briefings.