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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

UNICEF 'muted' on tobacco control for children

A new study reveals that the tobacco industry successfully manipulated UNICEF's focus on tobacco control for children, reducing its emphasis on a tobacco-free life. The agency was influenced by big tobacco's lobbying efforts, leading to less stringent measures against tobacco use among youth.

Should doctors recommend e-cigarettes to help smokers quit?

E-cigarettes may be as effective as nicotine replacement therapy in quitting smoking, but concerns over addiction and youth smoking initiation remain. However, experts argue that the risks are largely irrelevant for most vapers, and e-cigarettes can help smokers quit as part of a comprehensive anti-smoking strategy.

Cigarillo packaging can influence product perception, study finds

A study by University of North Carolina Lineberger Comprehensive Cancer Center researchers found that cigarillo packaging with colors and flavors increases their appeal, even when text or pictorial warnings are present. The findings suggest that stricter regulations on imagery, such as plain packaging, may reduce cigarillo use.

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.

Men younger than 50: The more you smoke, the more you stroke

New research found that men under 50 who smoked had an increased risk of stroke, with the risk increasing as the number of cigarettes smoked daily. The study revealed that even light smokers were 46% more likely to have a stroke than non-smokers, highlighting the importance of quitting smoking to reduce stroke risk.

WSU researchers focusing on range of cannabis health issues

Researchers are investigating various cannabis-related health issues, such as its impact on pregnant women, young people, and those with chronic pain. The studies aim to expand knowledge on the most pressing questions related to the impact of cannabis on health.

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.

Studies show hookah also plays critical role in tobacco product landscape

Recent studies show a growing trend of hookah use among public high school students in New Jersey, with significant increases in hookah use across three indicators: ever, current, and frequent use. Hookah tobacco is taxed at a lower rate than cigarettes and is sold in various flavors, contributing to its popularity among teens.

Apple iPhone 17 Pro

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

Blunt products more popular in states where marijuana is legal

Cigars used for blunt-making dominate the marketplace in states where recreational marijuana is legal, with fruit-flavored and small pack sizes being particularly popular. This finding highlights the need for stricter regulations on tobacco products to reduce public health risks associated with their use.

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.

Study finds smokers at greater risk of hearing loss

A large study found that smoking is associated with an increased risk of hearing loss, particularly high-frequency hearing loss. The risk decreased after quitting smoking within 5 years. Researchers analyzed data from over 50,000 participants and adjusted for factors like occupational noise exposure.

GQ GMC-500Plus Geiger Counter

GQ GMC-500Plus Geiger Counter logs beta, gamma, and X-ray levels for environmental monitoring, training labs, and safety demonstrations.

Scientists seek unfiltered truth about 'light' cigarettes

Researchers from Virginia Tech Carilion Research Institute and other institutions study the effects of ventilated filter cigarettes on smoking behavior, addiction potential, and lung cancer risk. They aim to inform FDA decisions on regulating cigarette design changes, ultimately moving toward safer products.

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.

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.

Association of risk of death and cigar, pipe and cigarette use

A study of 357,420 participants found that cigar-only smokers had a higher risk of dying from tobacco-caused cancers, while cigarette and cigar smokers faced a higher risk of death from any cause. The research highlights the importance of quitting tobacco to reduce mortality and illness.

Thirdhand smoke lingers in casino months after smoking ban

A new study found that thirdhand smoke residue remains in casino surfaces six months after a smoking ban, posing health risks to non-smokers. The researchers recommend casinos implement smoking bans sooner to reduce the toxic legacy of tobacco use.

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.

Who's still smoking: Report highlights populations still at risk

A new report highlights the persistence of smoking among vulnerable subpopulations in the US, including lower education and socioeconomic groups, certain racial/ethnic communities, and those with mental illness. The American Cancer Society calls for increased attention to novel interventions to address these disparities.

E-cigarettes and DNA damage

Research reveals e-cigarettes deliver carcinogenic compounds to human cells, damaging DNA and reducing repair mechanisms. Mice exposed to e-cigarette smoke showed increased DNA damage in vital organs, mirroring effects seen in cultured human lung and bladder cells.

Do less harm: E-cigarettes a safer option than smoking

A new study suggests that e-cigarettes can reduce premature deaths and life years lost compared to smoking, making them a promising alternative for smoking cessation. The authors argue that harm minimization is essential and that nicotine replacement therapies like gum or patches are more appealing but less effective.

Sky & Telescope Pocket Sky Atlas, 2nd Edition

Sky & Telescope Pocket Sky Atlas, 2nd Edition is a durable star atlas for planning sessions, identifying targets, and teaching celestial navigation.

Can e-cigarettes help smokers quit?

A recent study found that smokers who use e-cigarettes tend to smoke less and have increased quit attempts, making them a potentially valuable tool for quitting smoking. The study also showed that higher-dose e-cigarettes had stronger outcomes, with participants smoking an average of 37% fewer cigarettes.

Plain cigarette packaging may reduce incorrect impression of product's safety

A study published in BMJ Tobacco Control found that plain cigarette packaging can reduce consumers' misconceptions about the safety of certain brands. In an online survey, participants rated Natural American Spirit packaging as safer when viewed with a plain container or graphic warning image compared to current US packaging.

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.

Trust in e-cigarette safety varies by worldview, source of messaging

A recent study by Georgia State University's School of Public Health found that trust in e-cigarette safety differs depending on an individual's worldview and the source of the message. People with hierarchical and individualistic worldviews tend to be less trusting of health experts and more trusting of tobacco companies.

E-cig use increases risk of beginning tobacco cigarette use in young adults

A new study found that e-cigarette users are more than four times as likely to begin smoking tobacco cigarettes within 18 months. The research, published in the American Journal of Medicine, suggests that e-cigarettes serve as a gateway to traditional smoking, contradicting their use as a smoking cessation tool.

Health warnings on cigarettes could deter young people

A Cancer Research UK study found that health warnings on cigarette packaging can significantly reduce the likelihood of young people trying cigarettes. The study revealed that young people were around three times less likely to want to try cigarettes with a health warning compared to standard cigarettes.

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.

Certain popular cigars deliver more nicotine than cigarettes

Researchers at Penn State found that popular cigar brands deliver more nicotine than commonly used cigarettes. The study suggests that small cigars, often perceived as safer alternatives, are just as addictive and harmful. The researchers plan to explore further comparisons between the toxins released by cigars and cigarettes.

Study finds all Myanmar mouth cancer patients chew betel quid

A study in Myanmar found that all mouth cancer patients use smokeless tobacco, with betel quid chewing being a common habit among the population. The study highlights the importance of increasing awareness about the risks of betel quid chewing to prevent head and neck cancer.

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.

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.

Nicotine's hold: What the gut and gender have to do with it

A mouse study found significant differences in gut microbiome composition between male and female mice exposed to nicotine, with potential implications for nicotine's addictive properties. The study suggests that the brain-gut relationship plays a crucial role in nicotine's effects, particularly in women.

Peers can reduce tobacco use among younger smokers

A study from UC Davis Health found that peer-led interventions can significantly reduce tobacco use among youth and young adults, with a 12.5% quit rate at six months. The most effective tools were informational conversations and 'quit kits' of behavior-replacement activities.

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.

Studies support the reduced-risk potential of glo™

Scientists ranked glo™ and other next-generation products against conventional cigarettes, finding reduced toxicants in vapour and biological impact on cells. Glo™ produced a substantially reduced response compared to cigarette smoke.

Celestron NexStar 8SE Computerized Telescope

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

Move over e-cigarettes, meet heat-not-burn tobacco

A new study found that heat-not-burn tobacco is gaining immense popularity in Japan, with a 1,426% increase in Google queries in the first year and a projected growth rate of 2,956% between 2015 and 2017. This suggests that as heat-not-burn tobacco is introduced in new markets, its popularity may even surpass e-cigarettes.

New study changes our view on flying insects

Researchers at Lund University have discovered an optimal speed for certain insects when they fly, consuming the least amount of energy. Flying slowly or fast requires the most effort, with a moderate speed of 2-3 meters per second being the most energy-efficient.

Fluke 87V Industrial Digital Multimeter

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