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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

More people and fewer wild fish lead to an omega-3 supply gap

A new study reveals that 70% of the world's population lacks sufficient omega-3 fatty acids, primarily EPA and DHA, found in fish and seafood. The researchers suggest optimizing existing sources, such as improved fisheries management and recycling of by-products, to boost supplies.

Meta Quest 3 512GB

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

Walnuts may be good for the gut and help promote heart health

A new study suggests that eating walnuts daily can increase certain beneficial gut bacteria, which may contribute to improved heart health. The research found that walnuts enriched a number of gut bacteria associated with health benefits, including Roseburia and Eubacteria eligens.

How do ketogenic diets affect skin inflammation?

A study published in the Journal of Investigative Dermatology found that ketogenic diets heavy in coconut oil and palm oils worsened psoriasiform-like skin inflammation in mice. In contrast, well-balanced ketogenic diets with long-chain triglycerides did not exacerbate skin inflammation.

Modest improvements in diets of US adults but still too much sugar, saturated fat

A recent study analyzed dietary data from nearly 44,000 US adults between 1999 and 2016, finding modest improvements in diet quality despite high consumption of low-quality carbohydrates and saturated fat. The study also showed a decline in added sugar intake and an increase in whole grains, plant protein, and polyunsaturated fatty acids.

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

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.

Nanoscale 'glass' bottles could enable targeted drug delivery

Researchers created nanoscale silica bottles that can encapsulate a wide range of payloads to be released at specific temperatures. The temperature-sensitive material melts when exposed to near-infrared light, releasing the therapeutic drug only where needed, potentially negating side effects.

Amino acid and membrane interactions in prebiotic cells

Researchers report that prebiotic amino acids can stabilize prebiotic fatty acid membranes in the presence of magnesium ions or sodium chloride. The findings propose how the first cell membranes might have formed and how key cellular components might have co-localized.

Mouse model supports importance of fatty acid balance in chronic disease

Researchers created novel mouse models to study health effects of omega-6 and omega-3 fatty acids, finding a higher risk of metabolic disease and cancer with over-production of n-6 PUFA. The ratio of these fatty acids influences chronic disease risk, and balancing the ratio may be a safe solution.

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.

Efficiently producing fatty acids and biofuels from glucose

Researchers have developed a new strain of microorganisms that can efficiently produce fatty acids and biodiesels from glucose. The resulting strains produced the highest concentrations ever reported by microbial fermentations, making them a potential game-changer for sustainable energy production.

Astrocytes protect neurons from toxic buildup

Research at the Howard Hughes Medical Institute's Janelia Research Campus discovered that astrocytes collect and recycle toxic molecules from overactive neurons, protecting them from damage. This mechanism, previously unknown, could be related to Alzheimer's disease and is an important role for astrocytes beyond their support of neurons.

A substantial benefit from replacing steak with fish

The study found that replacing red and processed meat with fish in the Danish diet can lead to a significant health benefit, particularly for men over 50 and women of childbearing age. The greatest effect is seen when consuming fatty fish, as it contains healthy fatty acids and vitamin D.

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Walnuts may help lower blood pressure for those at risk of heart disease

A randomized controlled trial found that participants who ate whole walnuts daily had lower central blood pressure and reduced cardiovascular risk factors. Walnuts were found to have additive benefits on heart health, with alpha-linolenic acid and other bioactive compounds contributing to the positive effects.

Omega-3 expert supports new research that shows omega-6 is good for you

A new study published in Circulation found that individuals with higher levels of omega-6 fatty acid LA were less likely to develop cardiovascular disease (CVD) and diabetes. The study, which pooled data from 30 studies involving over 69,000 people, suggests that consuming more LA may lower risk for these diseases.

How plants defend themselves

Researchers at Technical University of Munich discovered that plant cells recognize bacteria through small fatty acid molecules, rather than complex molecular compounds. This finding could lead to breeding or genetically engineering plants with improved immune responses and increased resistance to pathogens.

Healthy diet helps older men maintain physical function

A new study by Brigham and Women's Hospital finds that a healthy diet can significantly influence physical function in older men, with higher diet scores associated with decreased odds of physical impairment. The study suggests that specific dietary changes, such as eating more vegetables and nuts, may lower risk.

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Apple iPad Pro 11-inch (M4) runs demanding GIS, imaging, and annotation workflows on the go for surveys, briefings, and lab notebooks.

Omega-3 and omega-6 fatty acids may play opposite roles in childhood asthma

Research suggests that omega-3 fatty acids can modify asthma severity and response to indoor air pollution in children, while higher levels of omega-6 may exacerbate the condition. The study found a correlation between increased neutrophils in response to particulate pollution and higher levels of omega-6 in the diet.

Omega-3 fatty acids tied to fewer childhood asthma symptoms

A six-month study of children with asthma found that higher omega-3 fatty acid intake was associated with lower odds of daytime asthma symptoms in response to indoor air pollution. Conversely, higher omega-6 intake was linked to more severe asthma and increased inflammation. The study suggests that dietary recommendations can help prot...

CalDigit TS4 Thunderbolt 4 Dock

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New research shows people with PAD could have an omega-3 deficiency

Researchers found that people with PAD had a lower Omega-3 Index compared to those without the disease. The study suggests that omega-3s may play a role in preventing the development of PAD. Further studies are needed to determine whether long-term use of omega-3 supplements can prevent PAD.

Diagnosing 'art acne' in Georgia O'Keeffe's paintings

A multidisciplinary team from Northwestern University has diagnosed metal soaps as the cause of destructive pimple-like protrusions in precious works of art. The tool enables researchers to monitor and understand what conditions make the protrusions grow, shrink or erupt.

A hidden route for fatty acids can make cancers resistant to therapy

Researchers discovered a novel metabolic pathway in cancer cells that produces an unusual fatty acid, sapienate, allowing them to bypass fatty acid metabolism inhibition. This finding can explain the resistance of certain cancer types to therapy and opens new avenues for targeted treatment.

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.

Researchers reveal prostate tumors 'fed' by fatty acids

Researchers found that prostate cancer cells absorb fatty acids, increasing tumor growth, and blocking this process slows cancer development. The study suggests a possible therapeutic target for treating prostate cancer, particularly for men with aggressive disease.

Not all saturated fats are equal when it comes to heart health

A new study published in the International Journal of Cardiology confirms that diets rich in palmitic and stearic acid, found in meats, increase cardiovascular risk. In contrast, eating fewer long-chain saturated fats and consuming plant-based proteins lowers the risk of myocardial infarction.

Effects of linoleic acid on inflammatory response depend on genes

A new study from the University of Eastern Finland reveals that linoleic acid's impact on human inflammatory response is influenced by genetic variations. The study, which analyzed over 1,300 middle-aged men, found that different FADS1 gene variants resulted in varying effects on fasting glucose levels and inflammation.

Rigol DP832 Triple-Output Bench Power Supply

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Technique boosts omega 3 fatty acid levels in brain 100 fold

Researchers at the University of Illinois Chicago have developed a new technique to increase omega-3 fatty acid levels in the brain, with significant implications for the treatment of Alzheimer's and depression. By using a lysophospholipid form of EPA, the team was able to boost levels by 100-fold in mice, with minimal side effects.

Scientists produce 'designer triacylglycerols' in industrial microalgae

Researchers have discovered novel diacylglyceryl transferases that selectively assemble essential fatty acids into microalgal TAGs. By modulating the ratio of these enzymes, they created a strain bank with customized FA compositions, offering potential for 'designer' TAGs with tailored health benefits.

Type 2 diabetes: A therapeutic avenue is emerging

Researchers have discovered a new therapeutic avenue for treating type 2 diabetes by targeting the interaction between hormone-sensitive lipase (HSL) and a transcription factor responsible for fatty acid synthesis. Decreasing HSL expression leads to improved insulin sensitivity, which may help prevent or manage the disease.

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Apple AirPods Pro (2nd Generation, USB-C)

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Study firms up diet and depression link

A James Cook University study found a strong link between fast food consumption and depression among Torres Strait Islander people. The researchers discovered that those who ate more processed foods had higher levels of depression-linked fatty acids in their blood.

Fish-rich diets may boost babies' brain development

Research suggests that consuming fatty fish during pregnancy can enhance babies' brain function and visual development. The study analyzed 56 mothers and their children, finding that those who ate fish three or more times a week had better test results for visual functioning and maturational changes.

Fatty acids can slow down an overheated immune system

Researchers from Aarhus University have discovered a new type of fatty acid that can slow down the overactive STING protein, which is normally an important part of our immune system. This breakthrough has opened a new path to developing effective treatments for autoimmune diseases such as Lupus and SAVI.

Customized bio-synthetics

University of Konstanz chemist Professor Stefan Mecking has developed a method to synthesize tailor-made bio-synthetics by precisely determining the length of molecular chains. The newly synthesized material exhibits an extraordinary layered structure with great potential for application in high-tech membranes, such as batteries and wa...

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.

Low plasma levels of omega-3 fatty acids associated with preterm birth

Research from Harvard T.H. Chan School of Public Health found pregnant women with low EPA+DHA serum levels had a significantly higher risk of early preterm birth compared to those with higher levels. The study suggests that adequate intake of long chain omega-3 fatty acids during pregnancy may help prevent preterm birth.

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.

News from the Journal of Lipid Research

Lysosomal phospholipase A2, a unique enzyme, interacts with various substrates and modifies phospholipids. Researchers identified Asp13 as a crucial catalytic residue contributing to the enzyme's properties. In contrast, a study on chronic kidney disease found no strong correlation between HDL protein content and cardiovascular risk.

Fish consumption may prolong life

A large study found that consuming fish was associated with a reduced risk of mortality from all causes, as well as specific chronic diseases like cardiovascular disease, cancer, respiratory disease, and Alzheimer's. Higher intake of long-chain omega-3 fatty acids also showed significant protective effects.

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.

Illinois study finds benefits and tradeoffs in feeding rice bran to pigs

A new study from the University of Illinois provides information on the effects of rice bran on growth performance and carcass quality of growing-finishing pigs. The results show that including 30% full-fat rice bran in diets improves gain-to-feed ratio without affecting carcass characteristics or meat quality.

The seed that could bring clean water to millions

A new process using sand and plant materials from the Moringa oleifera tree could provide cheap and effective water filtration, eliminating bacteria and reducing turbidity. The key to its effectiveness lies in controlling the concentration of seed proteins, which can be reused after cleaning.

Coconut oil prolongs life in peroxisomal disorders

Researchers at the University of Bonn found that coconut oil diet significantly increases vitality and lifespan of fruit flies with peroxisomal disorder. The diet dampened cell damage caused by lipase 3 activity.