Bluesky Facebook Reddit Email

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

Omega-3 fatty acids not associated with beneficial effects in multiple sclerosis

A randomized controlled trial found that omega-3 fatty acid supplementation had no beneficial effects on disease activity in patients with relapsing-remitting multiple sclerosis. The study included 92 patients who received either omega-3 fatty acids or a placebo for six months, followed by interferon beta treatment for another 18 months.

Genetic adaptation of fat metabolism key to development of human brain

A study by Uppsala University researchers found that humans have a unique genetic variant allowing for efficient production of Omega-3 and Omega-6 fatty acids from vegetable oils. This adaptation is linked to the development of modern human brain capacity but increases the risk of cardiovascular disease in today's life situation.

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.

Study finds protective gene in fat cells

A new study finds a protective gene in fat cells that helps regulate blood sugar and insulin levels, potentially leading to a new therapeutic strategy for preventing and treating type 2 diabetes. The discovery challenges popular notions of body fat and health.

More trans fat consumption linked to greater aggression

A study published in PLOS ONE found that dietary trans fatty acids are associated with irritability and aggression in both men and women of all ages. The research, which analyzed data from nearly 1,000 adults, suggests a strong link between trans fat consumption and aggressive behaviors.

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.

Perception and preference may have genetic link to obesity

A recent study published in Obesity by Rutgers University researchers found a link between genetic variation in CD36 and the ability to perceive fatty acids. Those with this variation were more sensitive to fat texture but preferred high-fat foods, highlighting a potential genetic basis for obesity development.

Low levels of omega-3 fatty acids may cause memory problems

A study published in Neurology found that people with lower blood levels of omega-3 fatty acids had lower brain volumes equivalent to about two years of structural brain aging. Omega-3 deficiency was also linked to poorer performance on tests of visual memory and executive function.

Diabetes may start in the intestines, research suggests

Scientists discovered that problems controlling blood sugar in the intestines can lead to chronic inflammation and insulin resistance. Researchers found a link between fatty acid synthase enzyme defects and diabetes, suggesting potential new targets for therapy.

Apple iPhone 17 Pro

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

Receptor for tasting fat identified in humans

Researchers have identified a human receptor that can taste fat, suggesting individual variability in sensing fat's presence. People with a specific genetic variant of the CD36 gene are more sensitive to fat, making it easier to detect.

Virgin olive oil & fish fatty acids help prevent acute pancreatitis

Researchers from the University of Granada found that oleic acid and hydroxytyrosol in virgin olive oil, and n-3 polyunsaturated fatty acids in fish, can prevent or mitigate acute pancreatitis. The Mediterranean diet has been recognized by UNESCO as Intangible Cultural Heritage.

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.

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.

Fatty acid test: Why some harm health, but others help

Researchers at the University of California San Diego have identified unsaturated and polyunsaturated fats from plants and cold-water fish as beneficial for health. These fats block JNK activation by saturated fatty acids, which are linked to adverse health effects.

Scientists solve long-standing plant biochemistry mystery

Researchers solved the 40-year mystery of how desaturase enzymes insert double bonds in plant fatty acids. They discovered that a single amino acid, far from the enzyme's active site, can exert 'remote control' over double bond placement by binding to a carrier protein.

Mother's diet influences baby's allergies -- new research

Research published in The Journal of Physiology identifies a link between maternal diet and child allergies, finding that polyunsaturated fatty acids improve gut immune cell response. This may reduce allergy risk by accelerating the development of a healthy immune system.

Maternal fat has negative impact on embryo development

Research found that embryos exposed to high levels of saturated fatty acids have fewer cells, altered gene expression, and impaired metabolic activity. This study suggests a link between maternal obesity and diabetes and reduced fertility, highlighting the importance of pre-pregnancy health for successful conception.

Fluke 87V Industrial Digital Multimeter

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

Metabolism in reverse: Making biofuels at full-throttle pace

Rice University researchers developed a method to rapidly convert glucose into biofuels and petrochemical substitutes by reversing the beta oxidation cycle in bacteria. They produced butanol, a biofuel, about 10 times faster than previously reported organisms, using cheap feedstocks like glucose and mineral salts.

Why diets don't work? Starved brain cells eat themselves

In a new study, researchers found that when brain cells are starved, they turn to self-cannibalism through autophagy, which increases hunger signals and makes diets ineffective. Blocking this process may lead to weight loss and improved energy balance.

Can eggs be a healthy breakfast choice?

Dr. Shapira's research shows that eggs laid by hens with healthier feed can lessen oxidation of LDL cholesterol, potentially reducing heart disease risk. However, these 'healthier' eggs are not widely produced and may be more expensive due to specialized chicken feed.

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.

Fish oil may have positive effects on mood, alcohol craving, new study shows

A new study reveals that omega-3 fatty acids in fish oil can normalize behavior in mice models of bipolar disorder, reducing depressive symptoms and decreasing alcohol abuse. The researchers also found correlations between molecular changes and biomarkers, paving the way for targeted clinical studies in humans.

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.

Fish livers contain beneficial fatty acids

A new study confirms that fish livers contain long-chain polyunsaturated fatty acids, which are beneficial to health and have been found in high levels in certain species. The researchers highlight the nutritional properties of these organs and suggest that their use could reduce environmental pollution caused by discarding fish entrails.

Celestron NexStar 8SE Computerized Telescope

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

MicroRNA mediates gene-diet interaction related to obesity

The study identified a microRNA that may elucidate the biological mechanism behind obesity-related traits in individuals carrying the PLIN4 gene variant. Higher omega-3 fatty acid intakes were associated with lower body mass index and weight in carriers of the gene variant.

Preparing for a cool life -- seasonal changes in lipid composition

Researchers found that alpine marmots increase n-6 polyunsaturated fatty acid concentrations in their cell membranes before hibernation, preparing for low temperatures. This seasonal change is reversed upon hibernation termination and appears to be controlled by an endogenous clock.

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.

Vegans' elevated heart risk requires omega-3s and B12

A review of vegetarianism's biochemistry suggests that vegans may be at higher risk for blood clots and atherosclerosis due to low levels of essential nutrients. Increasing dietary omega-3 fatty acids and vitamin B12 can help mitigate these risks, particularly through sources like salmon, walnuts, and fortified milk.

Changing views about saturated fat and cardiovascular disease

A new perspective paper challenges long-held beliefs about saturated fatty acids and cardiovascular disease, highlighting the complexity of diet's effects on CVD risk. Experts conclude that blood lipid ratios and food matrices, including nutrients like protein and calcium, play a more significant role than just fatty acid content.

Figuring out fetal alcohol syndrome in fruit flies

Researchers used fruit flies to study fetal alcohol syndrome, finding that prenatal alcohol exposure can cause developmental problems such as intellectual disabilities and abnormal facial features. The study establishes a new model system for studying FAS, which may lead to the development of new therapies.

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.

Vegans' elevated heart risk requires omega-3s and B12

A review of vegetarianism's biochemistry finds vegans at elevated risk for blood clots and atherosclerosis. Key nutrients like omega-3 fatty acids and vitamin B12 can mitigate this risk with dietary supplements or fortified foods.

A deficiency of dietary omega-3 may explain depressive behaviors

Researchers found that omega-3 deficient mice exhibited disturbed synaptic functions and emotional behaviors, including depression. The study suggests that chronic malnutrition during intrauterine development may influence synaptic activity involved in emotional behavior in adulthood.

Researchers discover root cause of blood vessel damage in diabetes

A recent study by Washington University researchers discovered that fatty acid synthase and nitric oxide synthase enzymes interact in endothelial cells to cause blood vessel damage in diabetes. By understanding this mechanism, they hope to develop new treatments for vascular complications of the disease.

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.

Choosing organic milk could offset effects of climate change

Research suggests that organic milk has higher levels of nutritionally beneficial fatty acids compared to conventional milk, regardless of the time of year or weather conditions. This could help farmers adapt to changing climates by improving milk quality.

Research on obesity targets the brain's use of fatty acids

A new mouse model has been created to study how lipid sensing and metabolism in the brain relate to energy balance and body weight. The research found that mice with a deficiency of lipoprotein lipase in neurons became obese on a standard diet, leading to decreased food intake and increased sedentary behavior.

Eating less healthy fish may contribute to America's stroke belt

A study found that people in 'stroke belt' states, particularly African-Americans, eat more fried fish than others, contributing to a higher risk of death from stroke. The American Academy of Neurology attributes this to the loss of natural fatty acids when frying fish.

America's stroke belt partially fueled by fried fish

A study published in Neurology found that eating fried fish in the stroke belt states of Alabama, Georgia, and others is associated with a higher risk of stroke. The study suggests that omega-3 fatty acids in fish may reduce stroke risk, but frying destroys these nutrients.

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.

Component in common dairy foods may cut diabetes risk

A natural substance in dairy fat, trans-palmitoleic acid, has been identified as a potential factor in reducing the risk of type 2 diabetes. The compound is found in milk, cheese, yogurt, and butter and may mimic the normal biologic role of its produced counterpart, cis-palmitoleic acid.

UCLA biochemists develop new method for preventing oxidative damage to cells

Researchers at UCLA have discovered a way to strengthen polyunsaturated fatty acids, making them less susceptible to oxidation. This breakthrough could lead to the development of more effective nutritional supplements and new approaches to combatting neurodegenerative diseases like Parkinson's and Alzheimer's.

Source of protection against saturated fat found

A study published in Cell Metabolism found that a protein called Angiopoietin-like protein 4 (Angptl4) protects against the severe inflammatory response caused by high levels of saturated fat. Mice deficient in this protein showed massive lymph node expansion and died after consuming a diet high in saturated fats.

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.