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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.

UTSW study unlocks origin of brown fat cells important in weight maintenance

Researchers at UT Southwestern Medical Center discovered that brown fat cells are generated through new cell formation rather than converting white fat cells. This finding could lead to therapeutic strategies to activate precursor cells to produce more brown fat cells for weight management and related diseases.

Scientists develop a new way to identify good fat

Scientists at UTHealth Medical School developed a brown fat detection method that worked in an animal model, providing a new tool to fight obesity. The peptide probe can be used for whole-body imaging and localization of brown fat tissue.

JCI early table of contents for July 15, 2013

Research identifies a link between the FTO gene and increased hunger-stimulating hormone production in individuals prone to obesity. Additionally, studies show that adult brown fat levels increase with cold exposure, which may provide a new strategy for combating obesity.

Brown fat responsible for from heart disease-related deaths in winter

A new study published in Cell Metabolism suggests that cold exposure can accelerate the growth of atherosclerotic plaque in blood vessels, leading to increased risk of heart disease-related deaths. Brown fat activation has been linked to the formation of unstable plaques that can rupture and cause blockages in the heart and brain.

Apple iPhone 17 Pro

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

Some like it hot: The role of heat in sea lampreys' sex lives

Researchers discovered a thermogenic secondary sexual character in male sea lampreys, producing heat through a rare type of fat. The 'rope tissue' plays a crucial role in courtship and mating, making it an essential component of the species' reproductive behavior.

Conversion from bad fat to good fat

Scientists at ETH Zurich demonstrated that white and brown fat cells can convert into each other, challenging current beliefs. This interconversion process is likely to occur in humans as well, offering a novel strategy for treating obesity by promoting brown fat formation.

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.

Knowing how brown fat cells develop may help fight obesity

Researchers have discovered that a protein switch called Ebf2 determines the development of brown fat cells, which are thought to counteract obesity by burning excess energy. The study found that Ebf2 regulates the binding activity of PPAR-gamma, a protein that regulates differentiation of developing cell types.

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.

Shifting the balance between good fat and bad fat

Sanford-Burnham researchers discover that protein p62 plays a crucial role in balancing metabolism in fat tissue. When p62 is missing, the body's metabolic balance shifts towards 'bad' white fat and away from 'good' brown fat. This finding indicates that p62 could be an attractive target for new therapies aimed at curbing obesity.

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.

Brown fat transplants help mice lose weight

Researchers performed brown fat transplants in mice to treat obesity, finding significant reductions in body weight and improvements in glucose metabolism. The transplanted brown fat secreted hormones that mediated metabolic effects throughout the body.

JCI early table of contents for Dec. 10, 2012

Researchers discovered that brown fat transplants significantly decreased body weight and improved insulin sensitivity in mice fed high-fat diets. The study also found that the transplanted brown fat secreted hormones that mediated metabolic effects throughout the body.

New clues to how the brain and body communicate to regulate weight

Research at Beth Israel Deaconess Medical Center has uncovered new insights into energy balance, a complex interchange between the brain's hypothalamus and energy expenditure. The study reveals that GABA neurotransmitter selectively drives energy expenditure and helps explain the fat-burning properties of brown fat.

How 'beige' fat makes the pounds melt away

Scientists have decoded signals that boost the burning of fat, focusing on the conversion of white fat cells into beige fat cells. Beige fat cells are efficient at converting energy from food into heat and can form from white fat cells.

Study finds mechanism that turns white fat into energy-burning brown fat

Researchers at Columbia University Medical Center have identified a mechanism that can give energy-storing white fat some of the beneficial characteristics of energy-burning brown fat. By activating a cell receptor called ppar-gamma, scientists found that sirtuins boost metabolism by promoting the browning of white fat.

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.

Fighting obesity with thermal imaging

Scientists use thermal imaging to analyze brown fat reserves, which produce heat and aid in burning calories. The technique may help predict food labels' thermogenic index, aiding the fight against obesity.

In adult humans, brown fat is actually beige

Researchers identified a third type of fat cell, beige adipocytes, that can be activated to burn energy and generate heat in both mice and humans. Beige fat cells are genetically intermediate between white and brown fat, and respond to hormone irisin, which is released during exercise.

Apple peel compound boosts calorie burning, reduces obesity in mice

A new study by University of Iowa researchers shows that a natural substance found in apple peel can partially protect mice from obesity and some of its harmful effects. Ursolic acid increases muscle and brown fat in mice on a high-fat diet, leading to increased calorie burning and reduced obesity, pre-diabetes, and fatty liver disease.

Joslin researchers find 'good fat' activated by cold, not ephedrine

Researchers at Joslin Diabetes Center found that cold exposure stimulates brown fat energy expenditure with fewer other systemic effects, suggesting a promising approach to treating obesity. The study disproves the use of ephedrine as a weight loss drug, which has side effects.

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GoPro HERO13 Black records stabilized 5.3K video for instrument deployments, field notes, and outreach, even in harsh weather and underwater conditions.

A new candidate pathway for treating visceral obesity

Researchers at Brigham and Women's Hospital have identified a new candidate pathway for treating visceral obesity by manipulating vitamin A metabolism. By inhibiting the enzyme Aldh1a1, white fat cells can take on characteristics of brown fat, leading to reduced fat storage and improved metabolic health.

Teaching fat cells to burn calories

Scientists at UCSF have identified a protein called PRDM16 that can convert ordinary white fat cells into brown fat cells, which burn calories. This discovery makes PRDM16 a possible target for future obesity treatments.

With extra gene, mice are footloose and cancer free

Researchers discovered that mice with an extra copy of the tumor suppressor Pten gene experience hyperactive brown fat, burning energy instead of storing it. This leads to improved metabolic balance, reduced insulin resistance, and lower liver fat, contributing to longer lifespan and cancer prevention.

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.

JCI online early table of contents: Feb. 6, 2012

Research by Sheila Collins and colleagues found that cardiac natriuretic peptides cause white fat cells to take on characteristics of brown fat cells, increasing energy usage. In another study, Anne Müller's team identified a cellular mechanism by which Helicobacter pylori protects against asthma by modulating immune cells.

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.

The heart can make 'bad' fat burn calories

Researchers discovered that cardiac natriuretic peptides can convert white fat cells into brown fat cells in mice and humans, increasing energy usage and potentially aiding in weight loss. The study suggests a new approach to combating the obesity epidemic.

Brown fat burns calories in adult humans

Researchers have found that brown fat in healthy adult men burns energy to generate body heat during cold exposure, but not at warm temperatures. This discovery has significant implications for combating the human obesity epidemic and suggests that increasing brown fat may not lead to weight loss.

JCI online early table of contents: Jan. 24, 2012

A team of researchers found that brown fat in adult men burns energy to generate body heat when exposed to cold temperatures, but not at warm temperatures. This discovery has significant implications for the human obesity epidemic, suggesting that increasing brown fat is unlikely to lead to weight loss and instead highlights the need f...

Researchers isolate protein linking exercise to health benefits

A team of researchers at Dana-Farber Cancer Institute has isolated a natural hormone from muscle cells that triggers key health benefits of exercise. The protein, called irisin, has been shown to improve glucose tolerance and reduce white fat, promoting the development of 'good' brown fat.

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.

Immunity against the cold

A team of researchers at UCSF has discovered that tiny immune cells called macrophages can switch on the brown fat in response to cold temperatures, inducing it to burn energy and produce heat. This finding suggests that the immune system plays a role in thermoregulation, potentially leading to new strategies for enhancing metabolism.

Research finding may lead to new treatments for obesity and Type 2 diabetes

Scientists at UC Metabolic Diseases Institute discover that targeted inhibition of CB1 receptor can increase calorie burning in brown adipose tissue, leading to reduced body weight and blood glucose. Further study aims to find a safer and more effective drug strategy for glucose regulation and weight loss.

A hormone that fights fat with fat

Scientists at Sanford-Burnham discovered that orexin activates calorie-burning brown fat in mice, suggesting potential for new obesity treatments. The hormone is associated with increased energy expenditure and weight loss.

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.

Why narcoleptics get fat

Researchers found that narcoleptic patients have a deficiency of the neuropeptide hormone orexin, leading to impaired brown fat activity. This can result in excessive weight gain despite reduced caloric intake.

Joslin researchers identify pathways leading to activation of good fat

Researchers at Joslin Diabetes Center have identified two molecular pathways that activate brown fat, a type of fat that burns energy rather than storing it. The study provides new opportunities to stimulate brown fat growth, which could lead to the development of treatments for obesity and diabetes.

In more socially engaging environment, white fat turns to brown

Researchers found that a socially engaging environment can convert white fat to brown fat, leading to increased energy expenditure and weight loss. The study suggests that social isolation may contribute to obesity, highlighting the importance of social engagement in maintaining a healthy metabolism.

Scientists discover switch that turns white fat brown

Researchers at Ohio State University Medical Center found a biological switch that converts white fat to brown fat, leading to reduced abdominal fat mass and improved metabolism. The discovery uses environmental enrichment to activate a nerve and biochemical pathway that stimulates the transformation.

'Good fat' most prevalent in thin children

A study at Joslin Diabetes Center and Children's Hospital Boston found that 'good' brown fat is prevalent in leaner children, increasing until puberty and then declining. Boosting brown fat activity may be an effective approach to combating childhood obesity.

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.

Cortisol controls recycling of bile acids

Research found that cortisol controls the recycling of bile acids, which are crucial for fat digestion. Without cortisol, mice lose weight and develop gallstones due to reduced bile acid levels. In humans with Addison's disease, cortisol deficiency also disrupts bile acid recycling.

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.

Turning 'bad' fat into 'good': A future treatment for obesity?

Researchers at Johns Hopkins University have successfully transformed 'bad' white fat into 'good' brown fat in rats, reducing their calorie intake and weight. This breakthrough finding could lead to new obesity treatments for humans by targeting the transformation of white fat into brown fat.

Rising indoor winter temperatures linked to obesity?

Research suggests that reduced exposure to seasonal cold may contribute to rises in obesity due to minimized energy expenditure and reduced body heat production. Increased indoor temperatures may also lead to a loss of brown fat, reducing the body's capacity to burn energy.

Study identifies cells that give rise to brown fat

Scientists at Joslin Diabetes Center have identified progenitor cells in mouse white fat tissue and skeletal muscle that can be transformed into brown fat cells. The study found that exposure to the protein BMP-7 and the diabetes drug rosiglitazone increased conversion rates, suggesting a potential for cell-based brown fat therapies.

Fluke 87V Industrial Digital Multimeter

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

Feast, famine and the genetics of obesity: You can't have it both ways

Researchers discovered a genetic link between the gene CRTC3 and obesity. Mice lacking the gene were protected from weight gain on high-fat diets, suggesting that increased brown fat cells may control obesity. Human studies also found a higher incidence of obesity in individuals with an active version of the gene.

Slimming aid from the cell laboratory?

A study by the Helmholtz Association found that COX-2 inflammation enzyme increases in white fat tissue after cold exposure, stimulating the formation of brown fat cells. The scientists also discovered that boosting COX-2 production in mice leads to a 20% reduction in body weight.

Meta Quest 3 512GB

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

Mother's milk turns on the heat

Researchers discover that mother's milk induces liver production of FGF21, a molecule that activates brown fat to increase body temperature. This phenomenon may have far-reaching consequences for metabolic health in adulthood.

Brown fat cells make 'spare tires' shrink

Scientists at the University of Bonn have discovered a way to turn on the 'natural heating system' in brown fat cells, which can lead to increased energy expenditure and reduced body weight. By activating this mechanism, it may be possible to fight obesity with fat.

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.

Inhibiting the cellular process autophagy makes mice leaner

A new study reveals that inhibiting autophagy in mice leads to an increase in brown fat cells and a reduction in body mass. The researchers conclude that autophagy has a crucial role in regulating the formation of distinct fat cell types, providing a potential avenue for treating obesity.

Scientists create energy-burning brown fat in mice

Researchers at Dana-Farber Cancer Institute engineered mouse cells to produce brown fat, a natural energy-burning type of fat that counteracts obesity. Transplanted into adult mice, the synthetic brown fat precursors burned excess energy at a high rate.

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.