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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

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SAMSUNG T9 Portable SSD 2TB transfers large imagery and model outputs quickly between field laptops, lab workstations, and secure archives.

Apple iPhone 17 Pro

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

Gene in fat plays key role in insulin resistance

Researchers found that deleting a key gene in mice just their fat tissue made them insulin resistant and had other effects. The findings shed light on Type 2 diabetes and could have implications for human disease.

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.

Age-related impairments reversed in animal model

Researchers found that certain immune cells in belly fat can reverse age-related impairments and chronic low-grade inflammation. This therapy promotes rejuvenation and improves physical fitness and vaccination responses in aged animals.

Blood vessels can make you fat, and yet fit

Researchers have identified Angiopoietin-2 as a hormone that enables the proper transport of fatty acids into blood vessels, preventing insulin resistance and promoting healthier weight distribution. By targeting this mechanism, scientists hope to develop novel therapeutic strategies for treating obesity-induced metabolic disorders.

Weight loss surgery may alter gene expression in fat tissue

A study published in Journal of Internal Medicine found that weight loss surgery changes gene expression in fat tissue, leading to metabolic improvements and reduced type 2 diabetes risk. These changes persisted even after weight regain, suggesting a long-term impact on health outcomes.

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.

Atrial fibrillation among overweight people is not due to fat

Researchers from Aarhus University find that large muscle mass and high fat-free weight are associated with an increased risk of atrial fibrillation. The study suggests that the medical community should consider both body fat and lean body mass when assessing cardiovascular risk.

Coffee linked to lower body fat in women

A recent study by Anglia Ruskin University found that women who drink two or three cups of coffee per day have significantly lower total body and abdominal fat compared to those who drink less. The study suggests that compounds in coffee may have anti-obesity properties, potentially making it a useful addition to a healthy diet strategy.

Milk consumption by ancient eastern African herders

Researchers analyzed lipid residues from ceramic vessels in Kenya and Tanzania, providing direct evidence for milk consumption by ancient eastern African pastoralist societies. The findings shed light on the evolution of lactase persistence in the region, highlighting a unique dietary adaptation.

Identification of new factors important in maintaining lung function in the elderly

Researchers from Kumamoto University found that the DsbA-L protein plays a crucial role in maintaining lung function in the elderly. They discovered that variations in the DsbA-L gene are associated with changes in respiratory function and antioxidant functionality. The study suggests that boosting DsbA-L expression may help promote he...

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.

Saliva can be used to predict excess body fat in teenagers

Brazilian researchers found a correlation between salivary uric acid levels and body fat percentages in teenagers, suggesting a reliable biomarker for early detection of chronic diseases. The study identified the level of uric acid in saliva as a good predictor of body fat percentage.

Meta Quest 3 512GB

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

Fluorescence spectroscopy helps to evaluate meat quality

Scientists developed a new method to evaluate meat quality using fluorescence spectroscopy, which is precise in classifying meat into standard quality categories. The method detects specific compounds that emit light of a specific frequency range, agreeing with the assumption that connective and adipose tissue make meat more tender.

How does fat affect muscle function?

A multidisciplinary team of researchers at UMass Amherst is investigating the effects of fat tissue on skeletal muscle structure and function. The study aims to understand how fat infiltration affects muscle strength and identify potential health benefits.

Fluke 87V Industrial Digital Multimeter

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

Obesity embargo alert for December 2019 issue

A population-based study found that only 1.3% of eligible patients received weight-loss medications, highlighting a significant gap in treatment access. The study also showed that phentermine was prescribed for over 75% of medication days, with most patients filling it for more than four months.

Health in old age is a lifelong affair

Researchers found that reducing food intake in old mice has little to no beneficial effect on health and lifespan. Implementing reduced food intake early in life and sustaining it until the end of their lives is crucial for improving health in old age.

Celestron NexStar 8SE Computerized Telescope

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

New study shows why people gain weight as they get older

A new study at Karolinska Institutet found that lipid turnover in fat tissue decreases with age, making it easier to gain weight despite reduced caloric intake or exercise. The study showed that individuals who maintained higher lipid turnover rates after bariatric surgery were more likely to keep the weight off.

Waist size is a forgotten factor in defining obesity

A study published in JAMA Network Open found that women with normal weight but high waist circumference were 31% more likely to die from cardiovascular disease and obesity-related cancer. Waist size is a forgotten factor in defining obesity, and its inclusion could lead to better risk evaluation and intervention programs.

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.

Foundational study explores role of diet in diabetes complications

A study by Brigham and Women's Hospital found that a combination of high levels of dietary cholesterol with specific saturated fats exacerbates retinal damage in a preclinical model of diabetes. The research used an experimental rat model to examine the effects of different dietary fats on early molecular signs of inflammation and damage.

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.

Researchers find new mutation in the leptin gene

Researchers discovered a new mutation in the leptin gene associated with severe early-onset obesity. The mutation causes Leptin proteins to be misfolded, rendering them ineffective and leading to excess body fat.

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.

How the body protects itself from type 2 diabetes

Scientists at DZNE and University of Bonn found that regulatory T cells use the protein HPGD to suppress inflammation in adipose tissue, preventing insulin resistance and type 2 diabetes. HPGD also showed a correlation with reduced levels in patients with diabetes.

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.

DC Council signs life saving initiative into law

The D.C. Council has passed the Breast Density Screening and Notification Act, requiring women with dense breast tissue to be informed and receive additional screenings. This legislation aims to reduce deaths from breast cancer by promoting early detection among high-risk groups.

Breast density assessment varies greatly by screening method and race

A new study found that digital mammography is associated with a lower likelihood of high-density breast tissue compared to digital breast tomosynthesis (DBT) or synthetic mammography. This could have implications for personalized screening and recommendations for supplemental screening.

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.

Men's porn habits could fuel partners' eating disorders, study suggests

A new study from Ohio State University finds that women in relationships with men who regularly watch pornography are more likely to report symptoms of an eating disorder. Perceived pressure to be thin is also a significant concern, with some women feeling pressured by their partners to lose weight and have a thin body.

Get fit for a fit gut

Research suggests that higher cardiorespiratory fitness is associated with greater gut microbiota diversity, independent of body fat percentage. The study found that exercise at a high intensity improved gut microbiota diversity in cancer survivors.

Our genes affect where fat is stored in our bodies

A recent study from Uppsala University found that genetic factors play a significant role in determining where fat is stored in the body. The researchers identified nearly 100 genes that affect distribution of adipose tissue to different compartments, with women showing stronger associations than men.

VAT fat may cause pathogenic obesity

Visceral adipose tissue prioritizes over subcutaneous fat storage, leading to chronic inflammation and insulin resistance. Early life malnutrition and modern diets contribute to VAT accumulation.

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.

How exercise reduces belly fat in humans

A 12-week exercise intervention reduced visceral abdominal fat in obese adults, but tocilizumab treatment abolished this effect and increased cholesterol levels. Exercise promotes better health and reduces the risk of cardio-metabolic diseases by reducing abdominal fat mass.

How dietary fiber and gut bacteria protect the cardiovascular system

Researchers found that a fatty acid produced by gut bacteria, propionate, helps defend against the effects of high blood pressure, including atherosclerosis and heart tissue remodeling. A diet rich in fiber can increase survival rate and reduce damage to the cardiovascular system.

Study suggests promising new Rx target for obesity and diabetes

Research suggests that a novel protein called Nischarin may be a promising therapeutic target for obesity and diabetes. Studies found that Nischarin expression is suppressed in fat tissue of obese humans and that its disruption leads to insulin resistance in female mice, but not male mice.

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.