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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

Quality of life of obese dogs improves when they lose weight

Overweight dogs that lose weight experience significant improvements in vitality and emotional disturbance, according to a recent study published in The Veterinary Journal. The research, conducted by the University of Liverpool, suggests that weight loss can play a crucial role in maintaining a dog's overall quality of life.

Weight loss can be contagious, study suggests

Researchers found that teammates and social influence play a significant role in weight loss, particularly in team-based weight loss competitions. Participants who said their teammates played a large role in their weight loss actually lost the most weight. Individual characteristics such as obesity status also affected weight outcomes.

Weighing the difference: Switching to water, diet beverages can tip the scales

A University of North Carolina at Chapel Hill study found that substituting noncaloric beverages, such as water or diet soft drinks, can lead to significant weight loss. Participants who switched to calorie-free beverages lost twice as much weight and had lower fasting glucose levels compared to those who did not make a change.

Apple iPhone 17 Pro

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

Anti-obesity drugs with a modified lifestyle helps weight loss -- new study

A new study by the University of Leicester found that combining anti-obesity drugs with a modified lifestyle is effective in reducing weight and body mass index. Lifestyle advice alone was also shown to lead to weight loss at 6 and 12 months, highlighting the importance of balanced diet and exercise for weight management.

Feast or famine? How appetite cells in the brain respond to fasting

A new study finds that fasting activates AgRP neurons, which promote feeding behaviors and weight gain, by increasing excitatory inputs and dendritic spines. The research reveals a neural pathway linking fasting to AgRP neuron activation, providing insight into the complex mechanisms controlling food seeking behavior.

Top off breakfast with -- chocolate cake?

Researchers at Tel Aviv University found that adding dessert to breakfast can help dieters lose more weight and keep it off in the long run. Participants who added desserts to their high-protein, high-carbohydrate breakfasts lost an average of 40 lbs., compared to those on low-carbohydrate diets.

Brain mechanisms link foods to rising obesity rates

The study sheds light on how calorically dense foods influence brain regions that regulate body weight, leading to increased food intake and weight gain. By understanding this mechanism, scientists aim to develop interventions that work with the body's biology to reduce obesity rates.

Dieting with the denomination, determination

A recent study found that African American women starting a new group weight loss program are more successful if they meet in a church setting, especially those with less experience managing their weight. The study also shows that social support plays a crucial role in weight loss success.

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.

Physician's weight may influence obesity diagnosis and care

A new study led by Johns Hopkins Bloomberg School of Public Health found that physicians' body mass index (BMI) influences obesity diagnosis and care. Physicians with normal BMI were more likely to engage obese patients in weight loss discussions and diagnose obesity if they perceived the patient's BMI met or exceeded their own.

Diabetes study shines spotlight on lifestyle interventions

Researchers analyzed 28 studies on real-world lifestyle interventions for type 2 diabetes prevention and found a significant average weight loss of 4% after one year. The cost-effectiveness of these programs was shown to be comparable to the Diabetes Prevention Program (DPP) trial, making them a viable option for preventing diabetes.

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.

Would you stop eating out to lose weight?

A 6-week program called Mindful Restaurant Eating helps develop skills to reduce caloric and fat intake when eating out. Participants lost significantly more weight and had lower daily caloric intake after completing the intervention.

Scientists reassess weight loss surgery for type 2 diabetes

A new study found that weight loss surgery, particularly gastric bypass, has a significant beneficial effect on glucose control for patients with type 2 diabetes. Only 41% of patients achieved complete remission using stringent criteria, while other types of surgery had lower success rates.

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.

Problems with a gastric band

A Case Report in The Lancet describes a woman's experience with late pulmonary complications after gastric banding, including recurrent aspiration and cavitation. The authors stress the importance of recognizing these rare but potentially misdiagnosed conditions, particularly among patients with respiratory symptoms.

Fluke 87V Industrial Digital Multimeter

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

Nervous system activity may predict successful weight loss

A recent study found that resting muscle sympathetic nerve activity (MSNA) is a significant independent predictor of weight-loss outcome in overweight or obese subjects. Successful weight losers demonstrated large increases in nerve activity following a carbohydrate test meal.

Exercise helps us to eat a healthy diet

A new study reveals that increased physical activity is linked to improved diet quality, suggesting that exercise can encourage healthier eating habits. The research also highlights the importance of social policy in promoting physical activity among the population to prevent obesity.

Mid-morning snacking may sabotage weight-loss efforts

A recent study published in the Journal of the American Dietetic Association found that women who skipped mid-morning snacking lost more weight compared to those who snacked. Healthy snacks can aid in weight loss, but timing is crucial.

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.

Exercise helps us to eat a healthy diet

A new study reveals that physical activity is linked to an improvement in diet quality, leading to more successful weight loss treatments. Exercise also modifies the brain's executive functions, enabling better control of appetite and food choices.

Chew gum, lose weight

A team of scientists, led by Syracuse University chemist Robert Doyle, has successfully delivered the appetite-suppressing hormone PYY into the bloodstream orally using a vitamin B12 vehicle. The study demonstrates the potential for a natural weight loss supplement in the form of chewing gum.

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.

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.

Obese people regain weight after dieting due to hormones

A study of 50 overweight adults found that hormone levels influencing hunger changed after initial weight loss, leading to weight regain within a year. The research suggests that addressing hunger and considering pharmacotherapy or hormone manipulation may be key to preventing relapse.

Older men with higher testosterone levels lose less muscle mass as they age

A recent study published in the Journal of Clinical Endocrinology & Metabolism found that higher levels of testosterone were associated with reduced loss of lean muscle mass in older men. Higher testosterone levels were also linked to less loss of lower body strength, particularly in those who were losing weight.

Frequently used weight-loss method is light on evidence

A newly published Cochrane systematic review reveals that the transtheoretical model stages of change (TTM SOC) method is ineffective in achieving significant weight loss. The study found that TTM SOC resulted in only 2kg or less weight loss, and no conclusive evidence of sustained weight loss was observed.

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.

Embargoed news from Annals of Internal Medicine

Researchers highlight the importance of clinicians recognizing signs of bioterrorism threats. Behavioral-based weight loss treatments have been shown to be safe and effective, yielding clinically meaningful results. Additionally, proper selection and programming can make MRI scans safe for cardiac device patients.

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.

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.

Maternal IV fluids linked to newborns' weight loss

A new study found a positive association between maternal IV fluids and newborn weight loss, suggesting that some weight loss in the first 24 hours may be due to hydration regulation rather than breast milk deficiency. The researchers recommend using weight measured at 24 hours post-birth as a baseline for assessing newborn weight loss.

How do consumers revise their unreachable goals?

A new study in the Journal of Consumer Research introduces a model capturing the process of goal revision. Consumers tend to set and revise goals, with adjustments influenced by factors such as motivation, external pressures, and previous achievements.

Protein preserves muscle and physical function in dieting postmenopausal women

A six-month double-blind study found that higher protein intake during weight loss can offset negative effects on muscle mass by maintaining more muscle relative to the amount of weight lost. Women who ate more protein lost 3.9 percent more weight and had a relative gain of 5.8 percent more thigh muscle volume than woman who did not.

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.

'Love your body' to lose weight

Researchers found that women who attended weekly group sessions to improve their body image lost more weight than those receiving general health information. The study showed a strong correlation between improved body image and positive changes in eating behavior, highlighting the importance of addressing body image issues in weight lo...

Higher-protein diets can improve appetite control and satiety

Research demonstrates that higher-protein meals lead to greater satiety throughout the day, reducing hunger and increasing fullness. Higher-protein diets are associated with reduced calorie consumption and support muscle maintenance, making them an essential component of a healthy meal pattern.

Heavy exercise not too high a hurdle for bariatric surgery patients

A study by UT Southwestern Medical Center found that most bariatric surgery patients can perform large amounts of exercise and improve their physical fitness levels. The study participants who exercised for at least five days a week lost an average of 10 pounds and increased their daily step count significantly.

Celestron NexStar 8SE Computerized Telescope

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

Study: Trying to lose weight? Lose the fat substitutes

Researchers at Purdue University found that rats consuming fat substitutes gained weight and developed more fatty tissue compared to those on a regular high-fat diet. The study suggests that using fat substitutes as part of a long-term weight loss strategy may not be effective due to disrupted taste-calorie relations.

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.

Magical thinking helps dieters cope with unrealistic expectations

A new study suggests that magical thinking can help consumers cope with the stress of trying to lose weight by invoking mystical forces. Consumers often describe weight loss as being influenced by mysterious forces, such as a body that 'conspires' against them or food that 'seduces' them.

Yo-yo dieting appears to be healthier than lifelong obesity

A recent study comparing yo-yo dieting to lifelong obesity found that weight fluctuations are better for health than remaining obese. Mice on a yo-yo diet regimen lived nearly 35% longer and had improved health measures compared to those on a high-fat diet.

Topiramate may have benefit as a weight-loss drug

A meta-analysis of 10 randomized clinical trials found that topiramate-treated patients lost 11.8 pounds more on average than placebo group members, with a higher success rate for weight loss over 28 weeks.

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.

ACSM: Weight loss success in a 3-D virtual world

Participants lost similar weight and body fat, but the online group reported greater gains in behaviors promoting healthy lifestyles. They also showed increased confidence in physical activity, even in challenging situations.