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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

Dartmouth researchers show effects of low dose arsenic on development

A team of Dartmouth Medical School researchers found that low doses of arsenic disrupt the activity of hormone receptors critical in development, highlighting the potential harm of arsenic at levels found in U.S. drinking water. The study's findings provide evidence for mitigating arsenic's impact on human health.

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.

NIEHS awards outstanding new environmental scientists

The NIEHS has awarded grants totaling $3.5 million to seven outstanding young environmental scientists. These researchers will investigate the mechanisms of environmental exposures and human biology, human pathophysiology, and human disease.

Personal safety concerns could thwart exercise targets for the poor

Research suggests that perceived safety is a significant barrier to physical activity among low-income individuals. Women who feel unsafe at night take significantly fewer steps, compromising their health. The findings underscore the importance of addressing safety concerns to encourage exercise and improve overall well-being in disadv...

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.

Farm kids have lower risk of asthma, study shows

A University of Alberta study found that farm children are less likely to develop asthma compared to those living in non-farm rural or urban environments. The two-year cumulative incidence of asthma was 2.3% among farm kids, significantly lower than other groups.

UD named a regional research participant in National Children’s Study

The University of Delaware has been selected as a regional research site for the National Children's Study, which will follow 100,000 children from birth to age 21. Researchers will monitor child health and gather data on environmental factors to prevent and treat diseases such as autism and obesity.

Nanoparticle exposures happen, says expert

Engineered nanomaterials can still penetrate deep inside the body, posing a risk to human health. The science suggests that exposures will occur, and understanding toxicity is crucial for resolving concerns about potential harm.

Folic acid lowers blood arsenic levels in Bangladesh

A new study found that folic acid supplements can dramatically lower blood arsenic levels in individuals chronically exposed to arsenic-contaminated drinking water. The study, funded by the National Institute of Environmental Health Sciences, showed a 14% reduction in total blood arsenic levels in Bangladesh.

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.

NAS report offers new tools to assess health risks from chemicals

The National Academies of Sciences report introduces new tools to assess health risks from chemicals, enabling better predictive toxicology and risk assessment. These technologies provide critical information on environmental agent interactions with human genes, helping identify individuals at higher disease risk.

UCLA to lead local study center in landmark government study of child health

The UCLA Center for Healthier Children, Families and Communities is leading a nationwide project to assess the effects of environmental and genetic factors on children's health. The National Children's Study will follow 100,000 children from birth to age 21 to prevent and treat pressing health problems like autism, diabetes, and obesity.

Creality K1 Max 3D Printer

Creality K1 Max 3D Printer rapidly prototypes brackets, adapters, and fixtures for instruments and classroom demonstrations at large build volume.

UMass Medical School awarded National Children's Study contract

The study will follow 100,000 children from birth to age 21, collecting data on biological and environmental samples to identify solutions to pressing health issues such as autism, diabetes, and obesity. The research aims to provide valuable insights for developing preventive strategies and guidelines to promote healthy development.

New national study links asthma to allergies

The study found that over 50% of asthma cases are linked to allergies, with cat allergy being the leading cause. Atopy, a condition resulting from gene-environment interactions, is measured by skin tests and was associated with nearly 57% of asthma cases.

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.

Study shows lead-based paint problem isn't isolated to China

Researchers found that 96% of Nigerian consumer paints contained higher than recommended lead levels, with bright-colored paints posing the greatest risk. The study highlights the need for international regulations to supplement local efforts and eliminate lead from paint globally.

American Society for Microbiology honors Hung Ton-That

Dr. Hung Ton-That has been recognized for his research excellence in microbiology and infectious disease, with a focus on cell wall sorting structure and gram-positive bacteria surface structures. He is being honored for his contributions to the study of bacterial pathogenesis.

Federal research plan to determine nanotech risks fails to deliver

The federal government's new report on prioritizing environmental, health, and safety (EHS) research needs for engineered nanoscale materials lacks important details like budget allocations and implementation timelines. The lack of a coordinated risk research strategy threatens the safe development and use of nanotechnology products.

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.

Hospital bugs get from bottom to bedrail

Research finds that Staphylococcus aureus bacteria can contaminate hospital surfaces and patient hands through stool samples, increasing the risk of infections. The study also reveals a significant link between intestinal colonization and S. aureus skin presence in hospitalized patients.

Purdue researchers click nutrition with camera diet study

A Purdue University team aims to improve dietary tracking using cell phone cameras, expanding on existing techniques to evaluate portion sizes and nutritional content. The project, funded by the National Institute of Environmental Health Sciences, may help Americans make informed food choices and reduce health risks.

Rigol DP832 Triple-Output Bench Power Supply

Rigol DP832 Triple-Output Bench Power Supply powers sensors, microcontrollers, and test circuits with programmable rails and stable outputs.

Farmers unhappiest of all self-employed workers

A study published in Occupational and Environmental Medicine reveals that farmers scored lowest on measures of productivity, health status, and quality of life. Despite having more control over their work, farmers experience high levels of stress and need increased social and emotional support.

Aranet4 Home CO2 Monitor

Aranet4 Home CO2 Monitor tracks ventilation quality in labs, classrooms, and conference rooms with long battery life and clear e-ink readouts.

Tomorrow's green nanofactories

Angela Belcher's research with viruses is developing faster, better, cheaper, and environmentally-friendly electronic devices. Her nanofactories generate little waste, grow at room temperature, and promise to be inexpensive and largely biodegradable.

NIEHS researchers identify enzyme critical in DNA replication

DNA polymerase epsilon plays a primary role in replicating leading strand of DNA in bakers yeast, influencing genome stability and responses to environmental stress. The discovery advances understanding of DNA replication in higher organisms like humans.

Apple MacBook Pro 14-inch (M4 Pro)

Apple MacBook Pro 14-inch (M4 Pro) powers local ML workloads, large datasets, and multi-display analysis for field and lab teams.

Nanotechnology requires immediate changes in EPA

A new report by former EPA assistant administrator J. Clarence Davies calls for immediate action to address the challenges of nanotechnology. The report recommends over 25 steps to improve oversight of nanotechnology, including launching a voluntary program to collect risk information and setting up an interagency regulatory coordinati...

System to pinpoint airline passengers who contaminate cabins

A team of Purdue researchers has created a system that can pinpoint passengers who contaminate airline cabins with hazardous materials or pathogens. The technique, called "inverse simulation," analyzes airflow patterns and uses data from sensors to track the source of contaminants.

CalDigit TS4 Thunderbolt 4 Dock

CalDigit TS4 Thunderbolt 4 Dock simplifies serious desks with 18 ports for high-speed storage, monitors, and instruments across Mac and PC setups.

Anker Laptop Power Bank 25,000mAh (Triple 100W USB-C)

Anker Laptop Power Bank 25,000mAh (Triple 100W USB-C) keeps Macs, tablets, and meters powered during extended observing runs and remote surveys.

Childhood environment influences reproductive function

A study finds that women who migrate from Bangladesh to the UK during infancy and early childhood reach puberty earlier, are taller, and have higher progesterone levels as adults. This suggests a critical window of time between 0-8 years influences reproductive hormone levels.

Spouse may 'drive you to drink' but also can protect you from alcohol

Researchers found that one spouse's excess drinking can help protect the other from developing alcohol dependence. The study analyzed twins and their spouses to determine if non-random mating (choosing a mate similar in personality and behaviors) contributes to higher rates of alcoholism among partners.

Class of PCB's causes developmental abnormalities in rat pups

Researchers found that a specific class of PCB causes significant developmental abnormalities in rat pups whose mothers were exposed to the toxicant during pregnancy and early nursing. The study suggests that non-coplanar PCBs may be particularly hazardous due to their stability and prevalence in environmental samples.

AmScope B120C-5M Compound Microscope

AmScope B120C-5M Compound Microscope supports teaching labs and QA checks with LED illumination, mechanical stage, and included 5MP camera.

Adjustable chairs reduce shoulder and neck pain in garment workers

A new study found that adjustable-height chairs with ergonomically curved seats can significantly reduce neck and shoulder pain in garment workers. The custom-designed chair, tested in a four-month trial, provided more benefit than traditional flat-seat pan chairs, particularly for thin workers and those with high hand-arm workloads.

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.

Pitt study notes decline in male births in the US and Japan

A study published in Environmental Health Perspectives reports a significant decline in the number of male births in the US and Japan over the past three decades. The researchers found that the decline is equivalent to 135,000 fewer white males in the US and 127,000 fewer males in Japan, with environmental factors such as prenatal expo...

Research explains how lead exposure produces learning deficits

Research reveals lead exposure reduces new neuron birth and survival, and alters their development in the hippocampus, a crucial region for learning and memory. This impairment affects the formation of new connections between neurons, leading to decreased communication and learning abilities.

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.

Nanotechnology oversight requires thinking outside the box

A former EPA official urges policymakers to address oversight system gaps, emphasizing risk criteria, information reporting requirements, and risk management tools. The report highlights the need for 'novel solutions' and openness in decision-making processes.

Celestron NexStar 8SE Computerized Telescope

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