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

People infected with HIV may be more susceptible to diabetes

Research suggests that people infected with HIV may be more susceptible to developing diabetes, with a prevalence nearly 4% higher than the general public. Despite obesity being a key risk factor, the study found that HIV positive adults are at heightened risk of diabetes at younger ages and in its absence.

A way out of the junk-food eating cycle

Researchers used lab rats to demonstrate how environments shape eating habits, finding that pairing junk food with specific sound cues can reverse habitual behavior. Simple interventions like reminders or interrupting automatic processing of junk-food cues may also be effective in stymieing unhealthy food consumption.

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.

Fat shaming linked to greater health risks

A new study by the University of Pennsylvania School of Medicine finds that internalizing negative weight stereotypes increases the risk of cardiovascular and metabolic disease in obese patients. Patients who experience fat shaming are more likely to avoid exercise, consume extra calories, and develop conditions like metabolic syndrome.

Study shows how a dog's diet shapes its gut microbiome

A new study finds that a high-protein, low-carbohydrate diet in dogs significantly influences the balance of microbes in their gut. The research suggests that obesity and overweight dogs may be more susceptible to dietary interventions.

Positive outcomes after obesity surgery in adolescents

A new study reveals that obesity surgery has been shown to be as effective for teenagers as for adults, resulting in significant weight loss. However, the study also highlights potential complications, including bowel obstruction and gallstones, which require further monitoring and support.

Lap band surgery benefits very obese adolescents

A new study found that lap band surgery significantly improves weight and BMI in severely obese Australian teenagers, with median BMI reduction of 10 kg/m2. The procedure is a safe and effective option for adolescents with severe obesity, provided performed by an experienced surgeon and managed regularly.

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 explains how western diet leads to overeating and obesity

A study by UC Riverside researchers shows that a western diet leads to overeating and obesity due to elevated peripheral endocannabinoid signaling. This therapeutic approach targets cannabinoid receptors in the periphery, holding promise as a safe treatment for overeating and diet-induced obesity.

Why better choices depend on 'libertarian paternalism'

A study by University of Florida researchers found that people generally believe in free will despite physical constraints, and this belief influences their opinions on policy. The findings support the philosophy of libertarian paternalism, which balances individual freedom with gentle nudges towards better behavior.

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.

High dietary red meat intake linked to common bowel condition diverticulitis

Research found that consuming high amounts of unprocessed red meat increases the risk of developing diverticulitis by 58%. Replacing daily portions with poultry or fish may lower this risk, with a 20% reduced risk observed. Insufficient dietary fibre intake and smoking are also thought to play roles in the development of the condition.

Study shows cardiovascular benefits continue 5 years after weight loss program

A new study by Joslin Diabetes Center shows that participants in the Why WAIT weight loss program experienced reduced cardiovascular disease risks and improved insulin sensitivity even five years after completing the intervention. The study found that maintaining a 7% weight loss was a good predictor of long-term weight loss success.

Apple iPhone 17 Pro

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

Inflammation halts fat-burning

Researchers at the University of Bonn found that inflammation in abdominal fat blocks fat-burning by inhibiting cGMP signaling. Administering cGMP-stimulating active ingredients may be a possible starting point for treating obesity and preventing related complications.

Deeper than obesity: A majority of people is now overfat

Researchers estimate that up to 76 percent of the world's population is overfat, including normal-weight individuals with increased risk factors for chronic disease. The study suggests a new pandemic has quietly overtaken the world, and argues for a change in global health efforts against chronic and metabolic diseases.

Inactivity in obese mice linked to a decreased motivation to move

A study in obese mice reveals that physical inactivity is linked to altered dopamine receptors, contradicting the assumption that excess body weight is the primary cause. The research suggests that dopamine signaling defects contribute to reduced movement in obesity.

Weight loss reduces psoriasis symptoms

A study published in The American Journal of Clinical Nutrition found that weight loss reduced psoriasis severity and improved quality of life among obese test subjects. The results, which showed a lasting effect, underscore the importance of weight loss as part of a broader treatment regimen for overweight patients with psoriasis.

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.

Overweight affects DNA methylation

A large-scale international study has identified epigenetic changes in DNA methylation at nearly 200 genomic loci associated with being overweight. The study found significant changes in the expression of inflammatory genes and potential epigenetic markers for type 2 diabetes risk.

Weight loss surgery linked to gastrointestinal complaints

Patients who underwent weight loss surgery often experience indigestion and food intolerance, especially for high-fat or sugar content foods. The study aims to provide guidance for physicians and patients considering gastric bypass surgery.

Does good-tasting food cause weight gain?

A study published in Physiology & Behavior found that desirable taste determines food choice but not consumption volume. Researchers fed mice tasty human foods and discovered they didn't gain excess weight despite strong preference for these diets.

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.

'Western' maternal diet appears to raise obesity risk in offspring

Researchers found that a typical American diet increased the likelihood of obesity in offspring, even if mothers maintained a healthy weight. The study identified key biomarkers for detecting obesity risk, emphasizing the need for healthcare providers to discuss nutrition with pregnant women.

Drug for narcolepsy could help food addicts lose weight

Scientists found that Modafinil, a narcolepsy drug, reduces impulsivity in people with food addiction. The study tested 60 men and found that those who took Modafinil had significantly reduced impulsive behavior, which can lead to weight loss.

Sugar and sweeteners -- how do they affect our appetite?

A new study published in the International Journal of Obesity found that healthy young men who consume sugar, Stevia, monk fruit, or aspartame-sweetened beverages do not experience a significant difference in overall energy intake. However, they did eat more after consuming natural non-nutritive sweeteners.

What else comes with a college degree? An extra 10 pounds, says new study

A new study published in the Journal of Nutrition Education and Behavior found that college students experience significant weight gain, averaging around 10 pounds over their four-year college career. This excessive weight gain is associated with an increased risk of health problems, including diabetes and hypertension.

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: Tiny fat-burning molecule might help fight giant problem

A small molecule could provide a new therapeutic approach to fighting excessive weight gain in cases where diets or exercise have no effect. The research team found that blocking a specific protein promotes gene expression of the protein that burns calories and prevents fat gain.

Gut microbes contribute to recurrent 'yo-yo' obesity

Researchers at Weizmann Institute of Science found that gut microbes contribute to recurrent 'yo-yo' obesity, with a 'memory' of previous obesity retained after dieting. They developed new treatments using fecal microbiome transplantation and flavonoids, which may help alleviate the obesity epidemic.

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.

Cholesterol an important piece of the puzzle for fat-burning

A recent study published in Molecular Metabolism has found that cholesterol from animal sources helps mice burn fat, while plant-based fats hinder it. The research suggests a critical link between gut bacteria and energy metabolism, challenging the conventional wisdom on dietary fats and obesity.

New target receptor discovered in the fight against obesity

Scientists at King's College London and Imperial College London have discovered a new target receptor that plays a crucial role in regulating appetite and body weight. The FFAR2 receptor helps increase feelings of fullness and reduces food intake, potentially leading to breakthroughs in obesity treatment.

Jet lag and obesity share similar pathways to liver cancer

Researchers found that jet lag increases both obesity-related liver disease and liver cancer risk by disrupting the body's internal homeostasis. The study suggests that lifestyle changes leading to chronic jet lag can also increase liver cancer risk in humans.

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.

Insight into the brain's control of hunger and satiety

The study reveals a rapidly-acting glutamate neurotransmitter called Vglut2 that suppresses feeding behavior in mice. The discovery suggests an important but unknown neural component of the satiety system is missing from current models, which could help researchers find solutions to obesity.

Weight loss may help prevent multiple myeloma

Research suggests that excess weight increases the risk of progression from MGUS to multiple myeloma. Maintaining a healthy weight may be a way to prevent this progression, particularly in African-American men and those with elevated M protein levels.

Molecular 'pillars' team up to protect liver from toxic fat buildup

A new study by a team at the University of Pennsylvania School of Medicine found that two molecules complement each other to maintain a healthy level of fat in the liver. When these molecules are removed, there is a swift buildup of toxic fats that causes an aggressive and lethal form of liver damage.

Fear of gaining weight may influence contraception choices

Women who are overweight or obese are less likely to use hormonal birth control methods, opting for long-acting reversible contraceptives (LARCs) like IUDs and implants instead. This preference is driven by fear of weight gain associated with the pill and shot, despite LARCs not containing estrogen.

Celestron NexStar 8SE Computerized Telescope

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

Yo-yo dieting dangerous even if you're not overweight

Postmenopausal women who experience weight cycling are at increased risk of sudden cardiac death and coronary heart disease deaths. Researchers found that normal-weight women who lost and regained weight had a higher risk of sudden cardiac death than those with stable weight.

Inability to safely store fat increases risk of diabetes and heart disease

A large-scale genetic study found a strong link between the inability to safely store excess fat and increased risk of type 2 diabetes and heart disease. The study identified 53 regions of the genome associated with insulin resistance, highlighting the importance of peripheral fat tissue in energy storage.

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.

Bariatric surgery may reduce heart failure risk

Researchers found that bariatric surgery significantly reduced the risk of heart failure by nearly 50% compared to intensive lifestyle modification. The study also showed lower rates of atrial fibrillation, diabetes, and hypertension in the bariatric surgery group, which lost more weight over time.

Development of a wearable medical device for type 2 diabetes

A new wearable medical device has been found to reduce visceral fat and improve blood glucose levels in patients with type 2 diabetes. The device, which uses mild electrical stimulation and heat shock, has shown significant improvements in glycated hemoglobin values and insulin resistance.

Adult weight gain could increase cancer risk

Researchers found that substantial weight gain increases the risk of obesity-related cancers, particularly for men who go from a healthy weight to morbid obesity. The study suggests that identifying people at high risk of developing cancer due to weight gain could help prevent cases and improve public health.

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.

Insulin resistance reversed by removal of protein

A team of researchers at UC San Diego School of Medicine successfully reversed diabetic insulin resistance and glucose intolerance in mouse models by removing the protein galectin-3 (Gal3). This finding suggests that Gal3 inhibition could be an effective way to treat type 2 diabetes.

Study puts Weight Watchers to the test for type 2 diabetes

A recent study published in the Obesity Journal found that participants who used Weight Watchers for one year showed significant improvements in blood sugar control and weight loss compared to those receiving standard care. The program helped participants reduce their medication needs and improve long-term diabetes management.

Buildup of 'toxic fat' metabolite could increase diabetes risk

A recent study published in Cell Metabolism suggests that accumulation of ceramides may make people more prone to type 2 diabetes. Researchers found that patients with higher ceramide levels were more likely to develop the condition, even if they were obese.

Trimming the spare tire: Canola oil may cut belly fat

Including canola oil in a healthy diet may reduce visceral fat in just four weeks. Monounsaturated fats in canola oil specifically target abdominal fat, reducing the risk of cardiovascular disease and metabolic syndrome.

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.

Sleep deprivation may cause people to eat more calories

A systematic review and meta-analysis found that sleep-deprived individuals consumed an average of 385 kcal per day extra, with higher fat and lower protein intakes. The study suggests that long-term sleep deprivation may contribute to weight gain if it results in a large net increased energy intake.

New survey shows obesity ties cancer as top health threat

The study highlights the importance of understanding the risks of obesity and its effects on overall health. Americans perceive diet and exercise as the most effective long-term weight loss method, despite medical professionals recommending a range of treatments.

Exercise and healthy diets associated with better cognitive functioning

A study found that regular physical activity, consuming more fruits and vegetables, and being normal weight or overweight are associated with improved cognitive function. Higher levels of physical activity may mediate the relationship between fruit and vegetable consumption and better cognitive performance.

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.

ACP releases clinical practice guidelines for acute gout

The American College of Physicians recommends using corticosteroids, nonsteroidal anti-inflammatory drugs (NSAIDs), or colchicine to treat patients with acute gout. The guideline also emphasizes the importance of diagnosing gout accurately to prevent misdiagnosis and unnecessary treatment. Additionally, researchers found that industry-...