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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

Apple iPhone 17 Pro

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

Smokefree workplaces linked to smokefree homes in India

A study by Imperial College London found that adults in India who work in smokefree environments are more likely to live in a smokefree home. The implementation of smokefree legislation has been associated with reduced second-hand smoke exposure at home, highlighting the effectiveness of such laws.

Penn study finds smoking prolongs fracture healing

A new study from the University of Pennsylvania School of Medicine found that smoking delays fracture healing and increases post-operative complications. The research, which analyzed over 6,480 patient cases, shows that smokers take roughly six weeks longer to heal than non-smokers.

Scientists create new tools for battling secondhand smoke

Researchers at Dartmouth College have created a breakthrough device that can immediately detect secondhand tobacco smoke and even third-hand smoke. The sensor is small, light, and can be used in various settings to reduce the risk of health effects associated with environmental tobacco smoke.

Dartmouth researchers invent real time secondhand smoke sensor

Researchers at Dartmouth College have invented a mini prototype that can detect nicotine vapor molecules in real time, pinpointing when and where exposure occurred. The device has the potential to enforce no-smoking regulations and raise awareness about secondhand smoke risks.

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.

Secondhand smoke exposure linked to signs of heart disease

Research found that people exposed to secondhand tobacco smoke have a higher risk of developing early signs of heart disease, including coronary artery calcification. The study also shows that the level of exposure to secondhand smoke is directly linked to the severity of CAC.

Contraband tobacco use hinders smoking cessation

A study published in CMAJ found that people who smoke contraband cigarettes are less likely to stop smoking compared to those who smoke premium or discount cigarettes. Contraband cigarettes are widely available and significantly cheaper than legitimate options.

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.

Indoor air puts Chinese women nonsmokers at risk

A University at Buffalo study found that indoor air pollution contributes significantly to lung cancer risk in Chinese women, despite low smoking rates. The research measured particulate matter levels inside homes and linked them to lung cancer incidence, highlighting the need for improved ventilation systems and public education.

New way to identify 'smoked' grapes and wines

Scientists have developed a test to detect smoke taint in grapes and wines, which can be used to manage the production of smoky-tasting wines. The test uses laboratory tests to identify substances formed in grapes after exposure to smoke.

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.

Putting electronic cigarettes to the test

Researchers at Fraunhofer WKI conducted a study to analyze emissions of volatile organic compounds (VOCs), ultrafine particles, and formaldehyde from e-cigarettes. The results showed lower emissions of VOCs and ultrafine particles when smoking an e-cigarette compared to conventional cigarettes.

Smoking may worsen hangover after heavy drinking

Research suggests that smoking is linked to an increased risk of hangovers, with college students who smoked more heavily experiencing more severe symptoms. The study's findings imply a direct effect of tobacco smoking on hangovers, possibly due to the release of dopamine and nicotine receptors in the brain.

As cigarette taxes go up, heavy smoking goes down

A recent study found that heavy smokers who experienced significant price hikes from increased taxes reduced their smoking by an average of 35% more than lighter smokers. This suggests that higher taxes can lead to a substantial decrease in smoking behaviors among the most heavy users, which is a positive development for public health.

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.

Housing quality associated with children's burn injury risk

A new study by Johns Hopkins researchers found that homes with more housing quality code violations were less likely to have a working smoke alarm and safe hot water temperatures. The study, which surveyed low-income families in Baltimore, highlights the importance of improving home safety measures to reduce burn injuries among children.

Indoor workplace smoking bans garner strong support from Hoosiers

A recent Indiana survey found nearly 75% of Hoosiers in favor of a statewide or community indoor workplace smoking ban. The study suggests that policy makers have the backing of their constituents to pass such legislation. Support was consistent across most groups, with strong backing from non-smokers and those unaware of health risks.

Stroke survivors who smoke raise risk of more strokes, heart attack, death

A study published by the American Heart Association found that smoking survivors have a 30% higher risk of poor outcomes compared to non-smokers. Quitting smoking before a stroke also reduces this risk. The study suggests targeting smoking cessation programs for disadvantaged youth who are more likely to smoke.

Zeroing in on the 'science of sound propagation' in burning buildings

Researchers at the University of Texas at Austin have created an acoustic navigation system that can locate open doors inside burning buildings. The system uses a parametric array to create focused sound waves that can penetrate moderate-sized flames, providing firefighters with vital information to navigate safely.

New antidote for smoke-related cyanide toxicity shows promise

Researchers at CHEST 2012 present a promising new antidote, cobinamide, to reverse cyanide toxicity in smoke inhalation victims. The study showed that intravenous cobinamide reversed cyanide toxicity without adverse effects, offering hope for mass casualty exposure scenarios.

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.

Tobacco contains highly toxic compounds not regulated by law

A study analyzing ten brands of cigarettes found significant variations in the concentrations of harmful and carcinogenic substances, which are not regulated by law. The researchers developed catalysts to reduce the toxicity levels of tobacco, including a material that reduces carbon monoxide emissions by 23%.

Uptick in cinematic smoking

A new UCSF study reveals a significant uptick in cinematic smoking, with top-grossing films featuring nearly 1,900 tobacco incidents in 2011. The increase in onscreen smoking targeted young audiences, contributing to the risk of starting to smoke and developing tobacco-induced disease.

Meta Quest 3 512GB

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

Secondhand smoke takes large physical and economic toll

A new study reveals that secondhand smoke exposure disproportionately affects African Americans, especially black infants, resulting in higher mortality rates. The study found that communities of color experience the greatest losses due to secondhand smoke, highlighting the need for targeted interventions.

Passive smoking also affects neurodevelopment in babies

A new study by experts at CRAMC University reveals that newborns exposed to nicotine from active and passive smoking mothers show poor physiological, sensory, motor, and attention responses. The researchers analyzed the behavior of 282 healthy newborns using the Neonatal Behavioural Evaluation Scale.

Rapid response in cases of smoke poisoning

Researchers at the University of Zurich have developed a rapid detection method for blood cyanide, reducing analysis time from up to an hour. This allows emergency responders to administer antidotes promptly and monitor treatment more effectively.

Adolescent smokers have artery damage

Research presented at ESC Congress found that adolescent smokers have thicker artery walls, indicating early development of atherosclerosis. Early exposure to tobacco smoke is associated with various adverse health outcomes in children and adolescents.

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.

Secondhand smoke impairs vital cough reflex in kids

Children exposed to secondhand smoke have a less sensitive cough reflex, making them more susceptible to environmental threats and increasing the risk of developing respiratory illnesses like pneumonia and bronchitis. The study's findings highlight a previously unrecognized public health risk from exposure to secondhand smoke.

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.

Empa X-ray expert 'decodes' diesel soot

The study found that diesel soot triggers a genetic detoxification mechanism in human lung cells but also contains toxic substances like carboxyl groups. The World Health Organization has reclassified diesel soot as a cause of lung cancer based on sufficient evidence.

Solving the mystery of how cigarette smoking weakens bones

Researchers found that cigarette smoke produces large amounts of two proteins that stimulate the production of osteoclasts, cells responsible for breaking down old bone. This process weakens bones and increases the risk of fractures and disability among older people.

NASA observes the Waldo Canyon Fire, Colorado

The Waldo Canyon Fire has burned over 15,517 acres near Colorado Springs, forcing evacuations of at least 32,000 people. NASA satellites continue to provide coverage of the fire, which is currently being battled by over 750 firefighters.

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.

NASA satellite sees several western US fires blazing

Multiple large fires are burning across western US states, with NASA's Aqua satellite capturing images of smoke and hot spots. The High Park Fire in Colorado has burned over 68,200 acres, while the Poco Fire in Arizona has burned over 11,950 acres.

Colorado's High Park fire: June 20, 2012

The High Park Fire in Colorado has expanded to 65,738 acres with over 1,900 people battling the blaze. The fire has generated significant smoke visible on NASA satellite imagery, affecting nearby areas like Wyoming and Nebraska.

In countries where cooking can kill, trying to promote safer stoves

A recent study found that people prioritize features like fuel efficiency and time-saving over reduced smoke emissions when considering new cookstoves. The researchers suggest that health education and social marketing approaches may not be effective in changing user behavior.

To quit smoking, try eating more veggies and fruits

A University at Buffalo study found that smokers consuming the most fruit and vegetables were three times more likely to abstain from tobacco use for at least 30 days. These findings persisted even when adjusting for other factors such as age and health orientation.

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.

Babies to mothers who smoke weigh 200 grams less at birth

A study of 1216 babies found that those born to mothers who smoked during pregnancy weighed and measured less, with lower body mass index. The results highlight a significant difference in body composition between babies born to smoking and non-smoking mothers.

Open-fire cooking may affect child cognitive development

Researchers at UC Riverside and Pitzer College found that children exposed to open-fire cooking experience memory, problem-solving, and social skills deficits. The study used previously collected data from children aged 3-9 in traditional communities in developing countries.

Maternal smoking disrupts retinoid pathways in the developing fetal lung

Research finds that maternal smoking disrupts retinoid pathways in the developing fetal lung, leading to increased risk of asthma and lung disease. The study shows that maternal smoking affects lung development and retinoic acid signaling in offspring, highlighting a potential mechanism for long-term health consequences.

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.

Study finds emissions from widely used cookstoves vary with use

A new study found that emissions from cookstoves are highly dependent on how they are used, and laboratory tests do not accurately reflect real-world operations. The research team developed a real-time analysis technique called Patterns of Real-Time Emissions Data (PaRTED) to measure emissions under different operating conditions.

Secondhand smoke continues to vex children with asthma

A study found that 53% of children with asthma were exposed to secondhand smoke, resulting in higher odds of healthcare visits and sleep disturbances. This highlights the need for improved education and tools to help families reduce exposure and promote better health outcomes.

Apartment dwellers often subjected to neighbors' tobacco smoke

Research shows that nearly one-third of apartment dwellers report smelling tobacco smoke in their buildings, with children being more vulnerable. A smoke-free building is crucial to protect shared indoor air, and residents receiving government housing subsidies are more likely to experience exposure.

Fluke 87V Industrial Digital Multimeter

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

1 in 3 households misreports smoke alarm coverage

A study by Johns Hopkins Bloomberg School of Public Health found that one in three households in Baltimore misreports its smoke alarm coverage, with the majority of errors due to over-reporting. The researchers suggest that relying on self-reports is not an accurate way to measure home protection against residential fires.

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.