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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

Glycemic index gaining acceptance as useful dietary tool

The glycemic index (GI) is gaining recognition as a valuable tool for nutrition education and planning. Research suggests that moderating the GI of foods can have important health implications, particularly for active individuals. The use of GI in food selection and menu planning can help provide lasting energy.

Childhood obesity? School food service personnel say NIMBY

A study by Penn State researchers found that school service personnel who participated in a Project PA workshop recognized the importance of nutrition education and healthy eating behaviors in addressing childhood obesity. The participants identified parental attitudes, peer pressure, and media as barriers to students' healthful eating...

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.

Poor American families face 'eat or heat' dilemma

A new study reveals that poor American families struggle to balance heating costs with nutrition during the cold season. Despite a 10% calorie reduction, researchers argue that this may not be as detrimental to health as previously thought.

Dutch diet contains too little folic acid

Researchers found that a significant portion of folic acid is poorly absorbed by the body due to its conversion into the monoglutamate form, affecting overall absorption rates. The study suggests increasing dietary advice or product formulations with more easily absorbable forms of folic acid could help address this issue.

Fruits, vegetables overlooked by healing heart patients

A recent study of 118 heart patients found that while they made significant progress reducing fat intake, many failed to adopt a diet rich in fruits and vegetables. After two years, only 23% were meeting the recommended daily intake, highlighting the need for targeted nutrition education.

Eliminating hunger in a world of plenty

The American Dietetic Association asserts that access to adequate nutrition is a fundamental human right, and that hunger continues to affect millions worldwide. The organization supports programs combating hunger and malnutrition, promoting food security and self-sufficiency.

Stress leads kids to unhealthy diets

A recent study of 4,320 schoolchildren found that stress leads to unhealthy dietary habits, including a preference for fatty foods and snacks, while ignoring recommended daily intake of fruits and vegetables. This could have long-term consequences, such as increased risk of obesity, heart disease, and Type 2 diabetes in adulthood.

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.

School lunch options crowd out fruits and vegetables

A recent study found that schools' a la carte options are displacing fruits and vegetables in the diets of middle schoolers. The researchers discovered that nearly four out of every five snacks sold through these programs were high-fat, while only low-cost and healthy items should be added to menus.

Day care lunch program monitors vital in successful program

A recent study found that CACFP monitors play a crucial role in ensuring program quality and child nutrition. The researchers recommend focusing on top five training needs, including program regulation and record keeping, to improve monitor training.

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.

Going vegetarian?

A well-planned vegetarian diet provides numerous health benefits, including lower intakes of saturated fat and cholesterol. Vegetarians tend to have healthier body weight, lower rates of heart disease, high blood pressure, type 2 diabetes, prostate cancer, and colon cancer.

All foods can fit

Researchers found that mixed-diet eaters had higher intakes of essential nutrients like calcium and fiber. The study suggests that people don't have to feel guilty about eating favorite foods as long as they maintain a balanced diet and regular physical activity.

Megaportions: What's a body to do?

Experts recommend developing strategies to persuade consumers to eat in moderation, including marketing and labeling changes. Modified foods with reduced fat and added water-rich vegetables can also help reduce calorie intake while maintaining palatability.

Into the mouths of babes

A survey of low-income single mothers in Atlantic Canada found that 78% experienced food insecurity and reported poorer nutrition than their children. The study highlights the need for policy reforms to address income inequality and ensure access to nutritious food for vulnerable populations.

Apple iPhone 17 Pro

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

Latino farm workers can’t afford sufficient food Wake Forest study shows

A Wake Forest study found a high level of food insecurity among farm workers, especially those with children. The researchers recommend that agricultural employers, health and social service providers, and churches provide access to higher quality food for farm worker families to prevent future health problems.

Supermarket shelves stocking food safety issues along with variety

Food-borne illness remains a major concern despite a safe food supply, as supermarkets increasingly rely on procedures and processes to meet growing demand for diverse international foods. International supermarket chains have a strong motivation to ensure food safety due to liability concerns and damage to reputation.

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.

Work stress can affect how lower-income families eat

A study by Cornell University found that work stress significantly impacts the food choices of low- and middle-income adults, particularly women with children. The research highlights the need for workplace solutions, such as healthy food options and self-care strategies, to address this issue.

UNC study confirms that food portion sizes increased in U.S. over two decades

Research confirms that US food portion sizes have increased significantly over the past two decades, leading to a growing health threat of obesity and related diseases. The study analyzed data from 63,380 people aged 2 and older, revealing large increases in portion sizes for certain foods, particularly at fast-food establishments.

Students eat excessive amounts of fat at school

The study found that students consumed an average of 26 grams of total fat at school, exceeding the recommended 20 grams. A la carte items and student-run stores also contributed to high-fat consumption, with cafeteria lunches being the largest contributor.

Pasta provides glimpse of earthquake fault friction forces

Researchers created a unique model to study earthquake fault friction forces using angel hair pasta, glass beads, and sand. They found that initial conditions and particle dimensionality have a significant impact on friction, with smooth particles producing different results than irregular ones.

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.

Nutrition advice makes heart-healthy diet more satisfying

A new study finds that nutrition counseling for high cholesterol patients significantly improves their ability to manage their condition while maintaining or improving their overall health. Patients who received personalized feedback and educational materials reported increased satisfaction with their care and healthier eating habits.

Increased fiber curbs appetite in women

A UC Davis study found that fiber curbs appetite in women by triggering the release of cholecystokinin, a hormone associated with satiety. The researchers discovered that high-fiber meals resulted in greater feelings of fullness and higher levels of cholecystokinin compared to low-fiber meals.

Eating soy during adolescence may reduce breast cancer

A study by University of Southern California researchers found that Asian-American women who consumed soy on a weekly basis during their teen years and adulthood had about half the risk of developing breast cancer. The risk was also lowered for those who ate soy regularly during adolescence but consumed little during adulthood.

Food irradiation is focus of two-day symposium, Aug. 19-20

A two-day symposium on food irradiation will examine the effects on meat flavor, antioxidant levels in fruit juices, and packaging material migration into food products. Researchers will also investigate irradiation's impact on astronaut meals and items sent through the mail.

Hormone found to reduce appetite by a third

A new hormone called PYY3-36 has been found to reduce food intake by a third in volunteers, providing potential relief for those struggling with weight problems. The discovery could lead to natural and safe treatments for obesity, potentially identifying specific foods that trigger hunger or developing a tablet with a similar effect.

Fluke 87V Industrial Digital Multimeter

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

Lean ground beef fortified with soybean phytosterols lowers cholesterol

A randomized trial found that lean ground beef fortified with soybean phytosterols lowered plasma total cholesterol by 9.3%, LDL cholesterol by 14.6%, and the ratio of total to high-density lipoprotein (HDL) cholesterol by 9.1% in 4 weeks. This study suggests a lower-fat alternative for lowering CVD risk.

Sugar on the brain: Study shows sugar dependence in rats

A study by Princeton University researchers found that rats who binge on sugar exhibited telltale signs of withdrawal, including 'the shakes' and changes in brain chemistry, when the effects of the sweets were blocked. This suggests that sugar may trigger production of the brain's natural opioids, leading to addiction-like behavior.

Nation's leading hospitals serving up fast food

A study by researchers at Michigan Medicine found that nearly 38% of top-ranked US hospitals have fast-food franchises on their premises. The authors express concern that this serves a contradictory message to health promotion and may contribute to rising obesity rates in the US.

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.

New food-addiction link found

Researchers found that mere sight or smell of food spikes levels of dopamine in the brain, a key player in addiction. The study also showed that certain medications can amplify weak dopamine signals, potentially helping with weight management.

Foods rich in folate may reduce risk of stroke

Research found that consuming at least 300mcg of folate per day reduces stroke and cardiovascular disease risk. Folate, a B-vitamin, is found in citrus fruits, leafy greens, beans, and grain products.

Kids getting a steady diet of fast food on the tube

A study analyzing US commercials aired during children's shows found a surge in fast-food portion sizes since the 1970s. Researchers suggest this could contribute to childhood obesity and heart disease if combined with decreased physical activity.

Even moderate caloric restriction lowers cancer risk in mice

Research suggests that a moderate caloric restriction diet rich in fruits and vegetables can lower cancer risk in mice by 60% compared to those with high fat diets. Exercise also showed a modest effect on polyp numbers, but with limited statistical significance.

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.

Celestron NexStar 8SE Computerized Telescope

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

Food, mood and behaviour

The article reviews the possible psychopharmacologic effect of several nutrients on mood and behaviour. Key findings include the potential mild antidepressant effects of SAMe, folic acid, and tryptophan, as well as the relation between carbohydrate consumption and sedation.

Access to healthy foods limited in poor neighborhoods

A new study reveals that wealthier neighborhoods have more supermarkets, while poor neighborhoods rely on mom'n'pop stores and specialty food stores. This disparity limits the availability of healthy foods, increasing the risk of chronic diseases like diabetes and congestive heart failure.

Poor or immobile elderly may not eat well this holiday

A study by Cornell University researchers found that factors like poverty, low education, and social isolation are linked to inadequate purchasing power for a nutritious diet. The research also reveals that functional impairments significantly increase the risk of food insecurity among elderly individuals.

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.

Sociodemographic factors affect the nutritional status of HIV-infected adults

A study of 633 HIV-positive participants found that sociodemographic factors significantly affect their nutritional adequacy. Gay men, those with higher household incomes and educational attainment, were more likely to meet the Recommended Daily Allowances for nutrients. In contrast, individuals with lower incomes, fewer children at ho...

All food energy improves memory in elderly, study says

A new study from the University of Toronto shows that consuming carbohydrate, fat and protein drinks of equal calories improves verbal recall in elderly individuals. The positive effects on memory are explained by an evolutionary perspective, suggesting specific types of food energy enhance specific aspects of brain function.

Cancer patients need regular advice about what to eat

Cancer patients' dietary needs vary according to disease stage, with underweight patients benefiting from fatty foods and those well-recovering advised on traditional healthy diets. The study found that nearly two-thirds of patients changed their eating habits since diagnosis, with most taking nutritional supplements.

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.

Study: Deregulated utilities must change marketing tactics

Deregulated electric utilities will need to change their marketing strategies to provide standardized information, enabling consumers to make informed choices. The study found that people prefer to choose utilities by comparing standardized labels, similar to shopping for food at the supermarket.

Few drawbacks to following low-fat, high-fiber diet

A new study published in Annals of Behavioral Medicine found that following a low-fat, high-fiber diet can lead to increased confidence and awareness of health and nutrition. Participants who adopted the eating plan reported no detrimental effects on taste, cost, or overall well-being.

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.

Catechins in black tea may reduce risk of heart disease

A 10-year study of elderly Dutch men found that those who consumed the most black tea had a significantly lower death rate from ischemic heart disease. High catechin intake was associated with healthy lifestyle practices, such as a balanced diet and regular activity.

Legumes found to contain starch carrying a fiber-like punch

A new study reveals that legumes, such as beans, lentils, and peas, are rich in dietary fiber and resistant starch, which can help prevent cancer. Legumes contain substantially higher percentages of both nutrients compared to cereal grains and heavily processed flours.

Smoking, heavy drinking and poor nutrition tend to cluster

A survey of over 6,700 individuals found that smoking and heavy drinking are linked to poorer food choices and increased health risks. The study suggests that targeting multiple risk factors simultaneously is crucial for effective health promotion.

Cats comforted by synthetic chemical, research suggests

Researchers at Ohio State University found that exposed cats ate more and seemed more comfortable in a hospital than those not exposed to the pheromone. The study used synthetic FFP to signal comfort and amicability, showing an anxiety-reducing effect on some cats.

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.