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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

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.

Using a mobile app to check the air they breathe

A mobile app will be developed to record cigarette smoke exposure and other air pollutants in everyday locations, engaging Black and American Indian youth as Citizen Scientists. The study aims to enhance youth engagement in healthy environments and local clean-air 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.

Second-hand smoke a possible asthma risk for future generations, study finds

Researchers found that children are more likely to develop asthma if their father was exposed to second-hand smoke as a child. The study also shows that the risk is higher for children whose fathers smoked themselves. Epigenetic changes may be responsible for passing on this increased risk through generations.

Hotel smoking restrictions fail to fully protect guests from thirdhand smoke

A new study by San Diego State University analyzed 332,277 TripAdvisor guest reviews and found that designated smoking and non-smoking rooms are insufficient for protecting guests from thirdhand smoke. Hotels that adopted 100% smoke-free policies had significantly fewer complaints related to tobacco pollution.

Apple iPhone 17 Pro

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

More Danes quit smoking during COVID

A recent study found that Danish smokers reduced their tobacco consumption during the COVID-19 pandemic. Regular smokers bought 20% fewer cigarettes per week, while the number of quitters increased by 10%. The study suggests that the immediate consequences of smoking made during the pandemic led to a decline in cigarette purchases.

People who use therapeutic cannabis are more likely to use nicotine, too

A Rutgers University study reveals that nearly 40% of medical marijuana users also use nicotine products, sharply higher than the general population. The study found that therapeutic cannabis users who also used electronic cigarettes or didn't use nicotine at all were more likely to vape cannabis.

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.

Vape starter kits on the NHS could help smokers quit

A pilot vape shop voucher scheme helped 42% of entrenched smokers quit smoking within four weeks, according to a new study. The scheme, which targeted vulnerable and disadvantaged smokers, saw improved results compared to other forms of smoking cessation support.

Thirdhand smoke exposures surpass health risk guideline levels

A new study by Berkeley Lab scientists reveals that thirdhand smoke can exceed health risk guidelines, putting whole households at risk. The study found that concentrations of toxic chemicals in indoor environments where cigarettes have been smoked can lead to exposure through inhalation, dust ingestion, and dermal absorption.

Secret behind ‘nic-sickness’ could help break tobacco addiction

Researchers mapped out the brain network responsible for nicotine's negative consequences, opening the door to interventions that boost aversive effects to help people quit smoking. The discovery suggests that manipulating this network could treat nicotine dependence by inducing an acute aversive effect.

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.

Daily cannabis users less likely to consider heavy tobacco use dangerous

A new study led by Dr. Renee Goodwin found that adults who use cannabis daily perceive pack a day cigarette use as less harmful than non-users, highlighting the role of perception in predicting substance use. The study suggests that increased tobacco use may be one possibility of cannabis legalization.

The health risks of COVID-19 spurred more smokers to quit

A new study found that COVID-19 health risks spurred more smokers to quit, with cigarette purchases declining by 20-30% and quitting rates increasing by 10 percentage points. The decline was sustained for at least a year and may lead to longer-term benefits on population health and life expectancy.

Fluke 87V Industrial Digital Multimeter

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

A more balanced public health approach is needed for e-cigarette use

A recent study on adult e-cigarette use highlights the need for a more nuanced public health approach. While e-cigarettes pose risks, they also offer potential benefits for cessation of combustible cigarette smoking. Researchers suggest balancing concerns with evidence-based strategies to promote e-cigarette use as a tool for quitting.

Evaluating restrictions on tobacco sales to youth younger than age 21

A survey study of over 12,000 high school students in Cleveland found substantial reductions in tobacco product use and decreased disparities across racial and ethnic groups. The findings support the potential of raising the minimum legal age to purchase tobacco to 21 to achieve equity.

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.

Mask wearing amplifies harms of smoking

Smoking traditional or non-combustible cigarettes while wearing a mask increases exhaled carbon monoxide levels and impairs blood vessel function by two-fold compared to no-mask periods. Non-smokers do not show significant changes in vascular markers.

Study of pre-teens yields surprises about alcohol, tobacco and marijuana

A new study reveals that up to 10% of pre-teen children are curious about using substances, with boys more likely than girls to be interested. Parents' rules and home access play a significant role in shaping their children's curiosity, with Black parents being more likely to set rules against substance use.

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.

Polluted land can be planted with flowers and tobacco

Researchers at Ural Federal University found that zinnia and tobacco plants can survive and even flourish in copper-contaminated soil, suggesting a possible use for landscaping areas. The study showed that these plants adapt by accumulating copper in their roots and limiting its transport to other parts of the plant.

Rejected minorities turn to risky coping behaviors

A new study found a significant increase in unprotected sex, drinking, smoking, and cannabis use among rejected minorities. Researchers discovered that social rejection is associated with a 9.1% rise in tobacco consumption and a 12.5% increase in cannabis use.

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.

Sales of cigars using the “natural” descriptor are increasing

A Rutgers study found that sales of cigars labeled as 'natural' increased at a faster pace than those without the label from 2017 to 2021. This trend is concerning as it suggests that consumers are perceiving these products differently due to the 'natural' descriptor.

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.

Some patients with lung disease fare worse than others. Could sleep explain it?

African Americans with chronic obstructive pulmonary disease (COPD) are more likely to experience flare-ups due to inadequate sleep, which may boost their risk by up to 95%. The study, published on June 6, 2022, suggests that poor sleep quality may partially explain why African American patients tend to fare worse than white patients. ...

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.

Antagonistic interactions of plant defense compounds

Researchers found that tobacco hornworms can convert two plant defense substances, chlorogenic acid and HGL-DTGs, into less effective forms after ingestion. Plants adapt to their environment by selectively producing essential compounds and suppressing others, potentially avoiding mutual detoxification.

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.

1 million youth became daily tobacco users, most used juul e-cigarettes

Between 2017 and 2019, more than 1 million US youth aged 14 to 17 years became new daily tobacco users, with three-quarters of them vaping e-cigarettes daily. The majority of these young users were introduced to JUUL products, which had high nicotine concentrations and youth-appealing flavors.

ECOG-ACRIN research highlights at ASCO 2022

The ECOG-ACRIN Cancer Research Group presented promising trial results at ASCO 2022, including an 8-year survival rate in the CHAARTED prostate trial. The research also explored outcomes by tobacco use in head and neck studies, shedding light on cancer treatment effectiveness.

Leicester archaeologists expand excavations at Leicester Cathedral site

Archaeologists are leading excavations on the site of Leicester Cathedral, uncovering over 120 burials from the late Saxon period to the recent past. The excavations will reveal insights into the lives of people who lived and died in Leicester, including aspects of the Roman town that predated the Cathedral.

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.

Major uptick reported in cannabis vaping for all adolescents

Research at Columbia University Mailman School of Public Health found that cannabis vaping is the most popular method of cannabis delivery among all adolescents, with frequent use rising faster than occasional use. The study also highlights disparities in vaping use among different demographic groups and its link to nicotine use.

Global study assesses teen vaping

A global study of over 51,000 adolescents aged 13-15 found that approximately 8.6% reported vaping in the past 30 days, with lower rates for frequent vaping. Countries with higher tobacco taxes tend to have higher adolescent vaping rates.

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.

New study finds global adolecent vaping is low

A new study found that approximately 8.6% of adolescents reported using e-cigarettes in the past 30 days, while only 1.7% engaged in frequent vaping. The researchers suggest that e-cigarettes' novelty and appealing flavors may lead to experimentation but not habit formation.

Smoking-cessation program that targets cancer patients effective

A new smoking-cessation program that targets cancer patients has been shown to increase the percentage of patients receiving treatment from 2% to nearly 30%, as well as improve quit rates. The program's costs are also lower than previous methods, averaging $70 per patient.

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.