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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

How drinking behavior changes through the years

Research found that alcohol consumption patterns shift from adolescence to old age, with men increasing their intake more than women. The study suggests incorporating changes in drinking behavior into risk estimates for better public health initiatives.

Determining recipes for some of the world's oldest preserved beers

Researchers analyzed 1840s' shipwreck beer samples to understand brewing processes, finding similar yeast-derived flavor compounds to modern beers. They also identified hop content differences between two bottles, which may have contributed to the unique characteristics of the preserved beers.

Celestron NexStar 8SE Computerized Telescope

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

Why a latte is less likely to spill than a coffee

Princeton scientists discovered that foam significantly dampens liquid sloshing by absorbing energy through friction with container walls. The team's research has applications beyond breakfast beverages, including safer transport of hazardous liquids.

People value resources more consistently when they are scarce

A study published in Psychological Science found that when resources are scarce, people evaluate goods in a more stable and consistent way. High-income participants were willing to pay more for luxury items if it meant making trade-offs, whereas lower-income participants were less sensitive to price differences.

Alcohol sales linked with alcohol deaths across GB regions

A study analyzing alcohol sales data across GB regions found that areas with higher sales per adult had higher rates of alcohol-related deaths. The South West region, despite high consumption, had low alcohol death rates, possibly due to tourism.

Apple iPhone 17 Pro

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

Scientists map mouse genome's 'mission control centers'

A team of researchers has mapped the 'mission control centers' of the mouse genome, which are responsible for regulating gene activity. This discovery sheds light on why studies in mice cannot always be replicated in humans and highlights the importance of regulatory regions in common chronic human diseases.

The Costco effect: Do consumers buy less variety at bigger stores?

A new study found that consumers purchase a greater variety of products when they are packaged individually rather than bundled together. Consumers tend to seek more options when choosing from single products, regardless of their preference. The study offers insight for retailers on how to influence consumer behavior and increase sales.

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.

Thanks, fruit flies, for that pleasing beer scent

Fruit flies are attracted to the beer-like scent produced by brewer's yeast due to a specific gene called ATF1. This symbiotic relationship benefits both species: flies feed on yeasts and yeasts receive dispersal of their cells.

Compound from hops aids cognitive function in young animals

A new study published by Oregon State University researchers found that a compound called xanthohumol, found in hops and beer, enhances cognitive flexibility in young mice. However, it had no effect on older mice or their learning and cognitive performance.

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.

Beer foam secrets tapped in new study

A new study from Cornell University has identified LTP1 as the key to perfect beer foam. The research found that the right amount and kind of barley lipid transfer protein No. 1 is essential for creating optimal foam.

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.

An electronic tongue can identify brands of beer

Scientists at the Autonomous University of Barcelona developed an electronic tongue to classify beer varieties, achieving an accuracy rate of 81.9%. The system uses sensors to detect chemical compounds and can even estimate alcohol content.

The scientific explanation of why beer overflows

Researchers discovered that the rapid transformation from liquid to foamy state is caused by an impact, leading to cavitation. The phenomenon can be used to predict gas production in volcanic eruptions and improve boat propeller design.

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.

The physics of beer tapping

Researchers explore beer bottle-fluid interactions using cavitation analysis, explaining the formation of foam due to rapid expansion of smaller bubbles. The study's findings can be applied to other engineering concerns, such as erosion of ship propellers and carbon dioxide release in natural disasters.

Young beer-drinkers binge-drink more frequently

A study of 5,400 young Swiss men found that those who prefer beer exhibit riskier drinking patterns and substance use behaviors. Beer-drinkers are more likely to binge drink, smoke, and use cannabis than wine drinkers.

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.

Cheers to better beer and disease resistance

Scientists at the John Innes Centre revived a classic heritage barley variety called Chevallier, which has shown valuable disease resistance. The new barley is set to improve beer production by preventing contamination with mycotoxins, leading to better-tasting beers like Porter and India Pale Ale.

Widely used filtering material adds arsenic to beers

Researchers found that kieselguhr, a common filtering material in beer production, releases arsenic into the beverage. The levels of arsenic are considered low and unlikely to cause illness, but the study highlights the need for breweries to take precautions when using this substance.

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.

Beer's bitter compounds could help brew new medicines

Scientists have determined the exact structure of humulones, substances derived from hops in beer, which could be used to develop new pharmaceuticals. The findings overturn previous results and provide insights into the beneficial effects of moderate beer consumption on health.

Barley genome could hold key to better beer

A high-resolution draft of the barley genome has been published, revealing insights into its genetic makeup and potential for improvement. The sequence data will aid in breeding more resilient crops that can withstand climate change and disease, benefiting the £20 billion UK beer industry.

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.

People see sexy pictures of women as objects, not people

A new study published in Psychological Science finds that both men and women perceive images of sexy women's bodies as objects, while they view sexy-looking men as people. This study contributes to our understanding of objectification and its impact on human perception.

Hops compounds improve health of obese diabetic mice

A class of compounds found in hops has been shown to reduce weight gain and improve gut permeability in obese and diabetic mice. The treatment also normalized insulin sensitivity markers, suggesting a novel mechanism for improving metabolic health.

Some 'low-gluten' beer contains high levels of gluten

A new study found that many commercial beers, including some labeled as low-gluten, contain significant levels of gluten. Two beers labeled 'low-gluten' had as much gluten as regular beer, highlighting the need for accurate testing.

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.

Where does my beer come from?

Researchers at the University of Seville have developed a technique to identify beer origins using chemical patterns, distinguishing between German, Spanish and Portuguese beers with high accuracy. The model is based on variables such as aluminium, iron, and polyphenol content, providing valuable insights for the food industry.

The buzz around beer

Flies sense glycerol, a sweet-tasting compound made during fermentation, which signals high nutritive value. Researchers found that a receptor called Gr64e plays a crucial role in signaling a good taste for beer.

Moderate drinking and cardiovascular health: here comes the beer

A study published in the European Journal of Epidemiology found that moderate beer consumption can lower cardiovascular disease risk by up to 31% compared to non-drinkers. The research also revealed a dose-dependent effect for beer, with maximum protection observed at approximately one English pint per day.

500 years ago, yeast's epic journey gave rise to lager beer

Researchers have identified Saccharomyces eubayanus as the wild yeast that fused with domesticated yeast to create lager beer. The discovery resolves a long-standing mystery and sheds light on the origins of one of the world's most popular beers.

Dark beer has more iron than pale beer

A team of researchers from the University of Valladolid analyzed 40 brands of beer and found that dark beer contains more free iron than pale and non-alcoholic beers. The average free iron content in dark beer was 121 ppb, while pale beer had an average of 92 ppb.

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.

Early French had a taste for beer

A new study reveals archaeobotanical evidence of beer brewing in Mediterranean France, dating back to the 5th century BC. The findings suggest that the French had an early passion for beer brewing, alongside regular wine making.

Sport doctors say non-alcoholic wheat beer boosts athletes' health

A study by the Technical University of Munich reveals that non-alcoholic wheat beer can reduce inflammation, strengthen the immune system, and prevent upper respiratory infections in athletes. The 'Be-MaGIC' study found that consuming the test beverage daily reduced infection frequency and severity.

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.

Keeping beer fresh longer

Researchers discovered 56 substances contributing to beer's bitterness and identified five major contributors to harsh aftertaste. Controlling initial pH value and storing at low temperatures can help delay bitter flavors.

Creating the perfect Bloody Mary: Good chemistry of fresh ingredients

The article reviews the composition and flavor chemistry of the Bloody Mary, highlighting key components and their sensory attributes. Researcher Neil C. Da Costa provides insights on how to make a good Bloody Mary, including using fresh ingredients, ice, and high-quality tomato juice.

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.

Hold the Red Bull: Energy drinks don't blunt effects of alcohol, study finds

A new study published in the journal Addiction found that energy drinks do not offset the sedating effects of alcohol and do not improve sustained attention or reaction times. The study suggests that public education and warning labels should be considered regarding the safety of caffeinated alcoholic beverages.

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.

Ancient brew masters tapped antibiotic secrets

Researchers have found evidence that ancient Nubians regularly consumed tetracycline, a powerful antibiotic, most likely through their beer. This discovery suggests that the art of making antibiotics was common practice nearly 2,000 years ago and challenges traditional views on the origins of modern medicine.