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

Smoking messages miss Asian Americans

A new study reveals that Korean-American smokers often prioritize social benefits over health risks, making it difficult for them to quit. The study suggests that culturally tailored programs are necessary to address these issues, taking into account language, intent, and social dynamics within the Asian American community.

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.

Tobacco smoke linked to allergic rhinitis in infants

Infants exposed to 20 or more cigarettes a day are three times more likely to develop allergic rhinitis by their first birthday. Environmental tobacco smoke puts harmful particulates in the air that can lead to serious allergic conditions like asthma.

Meta Quest 3 512GB

Meta Quest 3 512GB enables immersive mission planning, terrain rehearsal, and interactive STEM demos with high-resolution mixed-reality experiences.

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.

Male smokers 40 percent more likely to be impotent than non-smokers

A recent study of over 8,000 men found that smoking was significantly associated with an increased risk of erectile dysfunction. Those who smoked up to 20 cigarettes per day were 24% more likely to experience difficulties maintaining an erection, while those who smoked more than a pack a day were 39% more likely.

Researchers simulate complete structure of virus -- on a computer

Biologists have completed the first computer simulation of an entire life form, a virus, to study its dynamics and mechanistic properties. The simulations provided crucial information on the virus's assembly and could contribute to improvements in public health and the creation of artificial nanomachines.

Telephone counseling and care may help smokers quit

A telephone quitline network can significantly help smokers quit compared to standard care, with higher rates of abstinence and usage of additional smoking cessation techniques. The study supports the recommendation for a national network of quitlines to make these services available to all tobacco users.

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.

India could be facing alarming rise in tobacco use

A recent survey of 11,600 students in India found that sixth-grade students are using tobacco at a rate two to four times that of their eighth-grade peers. This trend suggests an initial wave of increased tobacco use among Indian youth, which warrants early intervention. The proportion of all deaths attributed to tobacco is expected to...

Unexpected high rates of tobacco use

The Global Youth Tobacco Survey found nearly 9% of students aged 13-15 were current smokers, with high exposure to secondhand smoke and non-cigarette tobacco use among young girls. Reduction efforts require preventing initiation and promoting cessation, with strong smoke-free policies necessary to combat the growing toll of tobacco use.

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.

Obesity lawsuits – lessons learned from tobacco litigation

A review of history and lessons from tobacco litigation inform the evaluation of potential litigation strategies against the food industry. The authors argue that public health lawsuits can encourage food companies to improve nutritional content and change marketing practices, ultimately addressing obesity issues.

A wake-up call: Smoking after cancer diagnosis affects care and research

New research suggests that smoking after cancer diagnosis can lead to poorer treatment outcomes, with up to one-half of patients continuing to smoke or relapsing. Tobacco use is now recognized as a critical variable in clinical trial results, and addressing it through cessation efforts can improve success rates and quality of life.

Avoid the hookah and save your teeth

Research shows that tobacco smoking, including water pipe smoking, increases the risk of periodontal disease by 5-fold and 3.8-fold respectively compared to non-smokers. Water pipe smoking contains similar toxic substances as cigarette smoke, despite filtration.

DJI Air 3 (RC-N2)

DJI Air 3 (RC-N2) captures 4K mapping passes and environmental surveys with dual cameras, long flight time, and omnidirectional obstacle sensing.

Latin America has high prevelance of lung diseases

A study found that Chronic Obstructive Pulmonary Disease (COPD) affects around 1,000 people in Latin American cities. The disease prevalence varies greatly between cities, with rates ranging from 7.8% to 20%. Altitude is a key factor contributing to the high COPD rates in Latin America.

Alternative tobacco products: A better, safer option for smokers?

Research suggests that smokeless oral tobacco products and medicinal nicotine products may be safer alternatives to cigarette smoking. However, studies also found that these products may not be effective in reducing smoking use and related diseases. Medicinal nicotine products appear to be a better option for smokers looking to quit.

Causes of primary biliary cirrhosis

Researchers found associations between PBC and family history of Sjogren's syndrome, urinary tract infection, smoking, nail polish use, and hormone replacement therapy. Never having been pregnant also showed protection from developing the disease.

Apple iPhone 17 Pro

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

Tobacco industry weakened pesticide regulations, UCSF study shows

A new study by UCSF researchers found that the tobacco industry secretly influenced pesticide regulations at the EPA and World Health Organization. The study analyzed internal tobacco company documents and discovered that the industry hired ex-agents to manipulate decision-making, staged a useless test on phosphine emissions, and conce...

Looking to the future: Helping 33 million smokers quit

A comprehensive tobacco cessation plan could help 33 million smokers quit, adding years of life to former smokers and reducing health care costs for all Americans. The plan, which includes free medications and counseling, is based on scientific evidence and has the potential to dramatically reduce the human and financial tolls of tobacco.

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.

Tobacco-related cancer: How does it happen?

Researchers explore specific tobacco cancer biochemistry and epidemiology, shedding light on why some smokers develop lung cancer while others do not. Key findings include the role of polycyclic aromatic hydrocarbons in forming lesions that lead to gene mutations.

Assessing smoking-cessation programs – Does the 5A program work?

A comprehensive assessment of smoking cessation services found substantial clinician compliance with guidelines, with most smokers reporting they wanted doctors to discuss cessation at medical visits. However, only a third of motivated smokers asked for help, highlighting the need for improved patient engagement and encouragement.

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.

ESC emphasizes underestimated effects of tobacco use

Heavy smoking is associated with a four-fold increase in major cardiovascular events, emphasizing the need for enhanced policies and individual support. The European Society of Cardiology advocates for smoke-free environments and access to quitting resources.

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.

Health professionals should quit being passive about smoking

Cancer centers are urged to implement tobacco cessation services, promoting a smoke-free environment for patients and staff. The public is aware of tobacco's risks, and excuses about staff smoking should not justify continued smoking in healthcare facilities.

Tobacco companies designed cigarettes 'to addict women,' according to new study

A new study reveals that tobacco industry documents show companies intentionally modified products to promote female smoking by emphasizing stylishness and perceived health benefits. The analysis highlights the troubling implications for world health as tobacco companies seek to increase smoking among women in developing countries.

Tobacco use persists after liver transplant for alcoholic liver disease

A recent study found a significant percentage of patients who received a liver transplant due to alcoholic liver disease also used tobacco post-transplant. The majority of smokers resumed their habit quickly and showed increased consumption over time, highlighting the need for more stringent monitoring and intervention.

Sony Alpha a7 IV (Body Only)

Sony Alpha a7 IV (Body Only) delivers reliable low-light performance and rugged build for astrophotography, lab documentation, and field expeditions.

Tobacco brands still common in PG-13 movies, despite '98 Master Settlement

A recent study found that tobacco brand appearances in PG-13 movies did not significantly decrease after the Master Settlement Agreement, leaving adolescent audiences exposed to tobacco advertising. The percentage of R-rated movies with tobacco brand appearances dropped by 55.4%, but that for PG-13 films remained unchanged since 1998.

The Lancet calls for higher tax on cigarettes

The Lancet suggests that aggressive tobacco taxation policies are needed to reduce the demand for tobacco products, which cause 5 million deaths annually. Annual price increases of 50% can lead to a reduction in tobacco consumption by 4-8% in high-income and low-middle income countries, respectively.

Celestron NexStar 8SE Computerized Telescope

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

Simple questions may determine children's exposure to smoke

A new screening tool has been developed to assess children's exposure to secondhand smoke by asking caregivers about smoking factors in the home. The tool, which correlates with hair cotinine levels, can help pediatricians identify high-risk children and facilitate assessment in busy practices.

Case finds dental patients agreeable to tobacco interventions

A study of 594 dental patients found that 71% were willing to receive information and assistance from their dentist to quit using tobacco products. The majority (71%) of patients who use tobacco are considering quitting or currently trying to quit, with overwhelming support for asking about tobacco usage and access to cessation programs.

Exposed: Tobacco companies efforts to influence industry privatisation

Internal tobacco industry documents reveal that British American Tobacco and Reemtsma sought to secure closed deals, aiming to establish a monopoly. Effective tobacco control policies, such as comprehensive advertising bans and taxation rates, should be implemented before privatization occurs to prevent predicted increase in consumption.

Consumers not getting accurate information about smokeless tobacco

A study of 316 internet websites found that most government and health advice sites incorrectly state the risks of smokeless tobacco as comparable to cigarettes. This misinformation may encourage smokers to stick with a much more hazardous product, despite available harm reduction options like switching to smokeless tobacco.

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.

Short-term effects of spit tobacco suggest long-term health risks

A Mayo Clinic study found that spit tobacco use can cause dramatic increases in heart rate and blood pressure, blunting the body's natural protective mechanisms. This raises concerns for both short-term users and individuals with established heart disease, suggesting a link to long-term cardiovascular risks.

Teen athletes continue tobacco use, despite severe consequences

A statewide survey of coaches and students found that 40% of former tobacco users had oral lesions, with smokeless tobacco users at higher risk. Tobacco use is more prevalent among male athletes, particularly Caucasians, and increases from grade 6 to 22.7% by grade 12.

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.

Campus can be effective site for anti-smoking efforts

Research reveals that environmental interventions, such as no-smoking zones and smoke-free policies, can significantly reduce tobacco use among college students. The study also highlights the importance of campus resources, including residence advisors and student health centers, in supporting anti-tobacco efforts.

NIH awards USC $8.7 million to study tobacco use in China

The new Pacific Rim Transdisciplinary Tobacco & Alcohol Use Research Center will investigate substance use among teenagers and analyze the impact of environmental factors on smoking-related behaviors. The center's studies aim to understand why some prevention programs work while others do not.

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.

COX-2 levels are elevated in smokers

Researchers found that smoking promotes rapid production of COX-2 in oral mucosal cells, with tobacco smoke inducing EGFR activation. This activation leads to increased COX-2 protein production, highlighting a potential mechanism for tobacco-related cancers.

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.

Exposed: Tobacco industrys' efforts to cast doubt

A study reveals tobacco companies' strategies to counteract research linking tobacco smoke to cancer-causing mutations in the p53 gene. The industry supported studies that appeared to cast doubt on this link, raising concerns about conflicts of interest and the integrity of scientific research.