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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

Study: Campus debit cards let students buy cigarettes with parents' money

A study published in British Medical Journal: Tobacco Control found that 11 top universities allow tobacco sales on 'campus cash' debit cards, which are often prepaid by parents. The research highlights the risk of students buying cigarettes with their parents' money, raising concerns about campus health policies.

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.

Pfizer grants Georgia State $850,000 to combat smoking in China

Georgia State University will partner with Chinese health officials to expand tobacco control efforts in major cities, protecting non-smokers from second-hand smoke and encouraging smokers to quit. The project aims to curb smoking and increase quit rates in China, where the country produces more tobacco than any other nation.

Teen contraband smokers more likely to use illicit drugs: Study

A University of Alberta economics professor has discovered a link between contraband cigarette use and illicit drug use among Canadian teens. Contraband smokers are more than double as likely to use illicit drugs compared to non-contraband smokers, according to the study.

Tobacco cessation outreach to disadvantaged smokers

Researchers identify a proactive approach to help low-SES smokers quit smoking, with telephone-based motivational counseling and free nicotine replacement therapy increasing quit rates. The study found that community resources, such as physical activity and job counseling referrals, were crucial in promoting tobacco cessation.

Outreach program gets cessation help to smokers of low socioeconomic status

A randomized clinical trial found that a telephone-based motivational counseling intervention with tobacco treatment specialists increased quit rates among low-SES adult smokers compared to usual care. The program also showed promise in addressing social context factors related to smoking, with women, blacks, and those living in low-in...

Apple iPhone 17 Pro

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

E-cigarettes less addictive than cigarettes

Researchers found that e-cigarettes are less addictive than traditional cigarettes, with higher nicotine concentration and longer use leading to greater dependence. The study suggests that e-cigs may have health advantages over cigarettes due to lower levels of toxic substances.

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.

Hookah smoking increases risk of subsequent cigarette smoking among adolescents

A Dartmouth study found that hookah smoking increased the probability of trying cigarette smoking over two years by 19%. Hookah and snus use are associated with later cigarette smoking in non-cigarette smoking adolescents and young adults. The study highlights the need for FDA regulation to restrict manufacturers' ability to flavor, pa...

Hookah pipes, smokeless tobacco snus associated with smoking onset

A study found that hookah pipe tobacco use and smokeless tobacco snus were associated with an increased risk of cigarette smoking among teenagers and young adults. The study also showed that individuals who used these products had a higher likelihood of becoming current or high-intensity smokers.

E-cigarettes significantly reduce tobacco cravings

A new study published in the International Journal of Environmental Research and Public Health found that e-cigarettes significantly reduced tobacco cravings. In an 8-month study, participants who used e-cigs showed a significant decrease in tobacco cigarette use, with 21% quitting smoking altogether.

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.

Teens close to high number of tobacco shops more likely to smoke

A new study from the University of Edinburgh finds that teenagers living in neighborhoods with a large number of tobacco shops are almost 50% more likely to smoke. The research suggests that reducing tobacco retailer density could be an effective strategy to reduce smoking rates among adolescents.

Thirdhand smoke: Toxic airborne pollutants linger long after the smoke clears

A new study by Berkeley Lab researchers found that thirdhand smoke continues to have harmful health effects for many hours after a cigarette has been extinguished. The study, which assessed levels of volatile organic compounds and airborne particles, found that particulate matter accounted for 90% of the health damage.

Davis Instruments Vantage Pro2 Weather Station

Davis Instruments Vantage Pro2 Weather Station offers research-grade local weather data for networked stations, campuses, and community observatories.

$18 billion tobacco toll in California

A new study by the University of California, San Francisco reveals that smoking in California costs $18.1 billion annually, with a majority of smokers being 'light' users who abstain on certain days. The study found that smoking-attributable deaths were 17 times higher than those from AIDS and five times higher than those from diabetes.

Tip sheet from Annals of Internal Medicine Oct. 14, 2014

A commentary cautions against using experimental Ebola drugs without proper triage to minimize risks. Meanwhile, health economists highlight a major flaw in the FDA's cost-benefit analysis of proposed cigarette labeling regulations. Additionally, a national study reveals that medical residents have varying levels of knowledge on High V...

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.

Tobacco use associated with increased risk of oral HPV-16 infection

A study in JAMA Network found a strong association between tobacco use and the prevalence of oral human papillomavirus type 16 (HPV-16) infection. Tobacco users were more likely to be male, younger, and have higher lifetime oral sexual partners, and had greater levels of biomarkers for tobacco exposure.

Slim cigarette smokers not exposed to more harmful chemicals

A new study by British American Tobacco found that slim cigarette smokers experience lower exposure to toxic chemicals like carbon monoxide and acetaldehyde. The researchers attribute this reduction to the smaller size of slim cigarettes, making it harder for smokers to draw on.

Intervention helps smokers quit following hospital stay

A postdischarge intervention that included automated telephone calls and free medication resulted in higher sustained smoking cessation rates at six months than standard advice. The study found that more participants achieved biochemically confirmed past 7-day tobacco abstinence and reported continuous abstinence for 6 months.

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.

Prison smoking bans linked to substantial fall in deaths among US inmates

US study finds that prison smoking bans are associated with a substantial fall in deaths from smoking-related causes, such as heart disease and cancer. The study found that prisons with long-term bans saw a 9-11% reduction in smoking-related deaths, with longer-lasting bans leading to greater reductions.

Study: Smoking may contribute to suicide risk

A study published in Nicotine & Tobacco Research found that cigarette smokers are more likely to commit suicide than non-smokers. Implementing higher taxes on cigarettes and stricter smoking policies led to a 15% decline in suicide rates relative to the national average.

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.

Researchers demonstrate health risks posed by 'third hand' tobacco smoke

A new study estimates the potential cancer risk by age group for non-dietary ingestion and dermal exposure to third hand tobacco smoke. The results indicate potentially severe long-term consequences, particularly to children, with cancer risks exceeding EPA recommendations in three-quarters of smokers' homes.

Harmful hookahs: Many young smokers aren't aware of the danger

A UCLA School of Nursing study found that 57% of young adults believe hookah smoking is not harmful to their health. Despite this, hookahs contain toxic chemicals and nicotine, posing serious health risks. The study aims to increase public knowledge on the dangers of hookah smoking among young adults.

Varenicline combined with nicotine patch improves smoking cessation rates

A study published in JAMA found that combining varenicline with nicotine replacement therapy significantly improved smoking cessation rates at 6 months compared to varenicline alone. The combination treatment resulted in higher continuous abstinence and point prevalence abstinence rates, but also more side effects.

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.

NYU researchers find 18 percent of high school seniors smoke hookah

According to a recent study by NYU researchers, nearly 1 in 5 high school seniors use hookah. Hookah use is more common among students from higher socioeconomic backgrounds and those living in cities. Researchers caution that the increasing popularity of hookah pens may normalize their use, leading to potential health consequences.

Menthol cigarettes linked to increased smoking among teens

A new study finds that menthol cigarette users smoke an average of 43 cigarettes per week, nearly double the amount smoked by non-menthols. The study also reveals that menthol smokers are almost three times more likely to intend to continue smoking in the next year.

Want to know about vaping? Turn on the TV or go online

A study found that adults are heavily exposed to e-cigarette marketing through various media channels, including TV and online platforms. E-cigarette users were more likely than non-users to search for information on Facebook and share it with others.

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.

Survey finds e-cigarette online market on fire

A recent survey found that 10 new e-cigarette brands enter the market every month, offering over 7,700 flavors. The study also highlighted a shift in marketing strategies, with newer brands focusing on consumer choice rather than health benefits.

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.

E-cigs heavily marketed on Twitter, study finds

Researchers analyzed over 70,000 tweets about e-cigarettes and found nearly 90% were commercial ads promoting e-cig products. The study highlights the risks of social media platforms like Twitter in advertising e-cigarettes to youth, which may lead to increased use and smoking cessation.

Fluke 87V Industrial Digital Multimeter

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

Analysis finds wide variation in lung cancer rates globally

The study found lung cancer rates declining in 47 of 52 populations among young women (30-49 years), while increasing in most countries among older women (50-74 years). Tobacco control efforts and increased awareness have contributed to the decline, but more needs to be done to curtail future deaths.

Celestron NexStar 8SE Computerized Telescope

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

Fewer smokers believe e-cigarettes are a safer alternative to cigarettes

A new study found that while e-cigarette awareness has increased significantly among smokers, their perceived safety is decreasing. The researchers discovered no association between e-cigarette awareness and smoking cessation attempts, suggesting that adult smokers have not yet accepted e-cigarettes as a quit-smoking aid.

E-cigarette awareness goes up, as (apparently) so does skepticism

A national survey found that 77% of adults are aware of e-cigarettes, up from 16% five years ago. However, the perception that e-cigarettes are safer than tobacco cigarettes decreased slightly, from 84 to 65 percent. The study also found no correlation between awareness and intention to quit smoking.

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.

Ban cigarette filters to save the environment, suggest researchers

Cigarette butts are a significant source of pollution worldwide, containing toxins and carcinogens found in cigarettes. A proposed policy includes banning filtered cigarettes, implementing a deposit-return scheme for used butts, and holding manufacturers responsible for clean-ups.

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.

Graphic photos on tobacco packs save lives: WHO report

A new WHO report shows that large, graphic health warnings on tobacco packets in China would significantly increase awareness about the harms of smoking, help reduce smoking rates, and ultimately save lives. The report recommends improving current text-only Chinese health warnings by adding images of tobacco-related diseases.