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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

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.

Obesity a growing problem in the Indo-Asian population

A study estimated 25% of Pakistan's population is overweight or obese, with 10% classified as obese. Lower BMI cutoff values may be needed to accurately identify conditions and healthy targets due to associated risks of hypertension and diabetes.

Meta Quest 3 512GB

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

High BMI Tied to Poor Cognitive Function in Middle-Aged Adults

A study of 2,223 healthy men and women found that those with high body mass index (BMI) scores performed worse on cognitive tests than those with low BMI scores. The study suggests a possible link between obesity and cognitive decline in middle-aged adults.

Obesity independently impacts prostate cancer screening

A new study found that obese men have lower levels of prostate-specific antigen (PSA) and free PSA, suggesting they may be at higher risk for prostate cancer. The researchers also discovered an inverse relationship between BMI and PSA levels, which was strongest in men under 60.

Fruit juice intake among preschool children not associated with weight

A new study published in Pediatrics found that consuming 100 percent fruit juices is not associated with overweight status among preschool children. The analysis of the largest government database on food consumption suggests that preschoolers are consuming appropriate amounts of juice, averaging 4.7 ounces per day.

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.

For super-obese patients, duodenal switch beats gastric bypass

A study published in Annals of Surgery found that duodenal switch surgery produced greater weight loss than gastric bypass in super-obese patients, resulting in higher success rates at one and three years post-surgery. The procedure also had fewer complications and improved nutritional outcomes.

Overweight in early childhood increases chances for obesity at age 12

Children who were overweight as toddlers are 5 times more likely to be overweight at age 12. BMI measurements collected over an extended period show a strong correlation between childhood and adolescent obesity. The study suggests that early intervention is crucial in preventing the progression of abnormal weight gain.

Identifying risk for obesity in early childhood

A recent study published in Pediatrics has found that children who are overweight at any stage of their growth before age 12 are more likely to be overweight by the time they are 12. The study examined over 1,000 children and discovered that preschool-age children who were medically determined to be overweight at one of three points of...

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.

Obesity in men linked to infertility

Research conducted at NIH/NIEHS found that men with increased body mass index (BMI) were more likely to be infertile than normal-weight men. A 20-pound weight gain was associated with a nearly 2-fold increase in infertility among obese men.

Obesity leads to more aggressive ovarian cancer

A new study found significant differences in histological types of epithelial ovarian cancer depending on body mass index (BMI), with obese women having a worse outcome. Higher BMI was also associated with decreasing survival rates and increased risk of mortality.

Study finds some faithful less likely to pass the plate

A study by Purdue University researcher Ken Ferraro found that women who use religious media resources are more likely to be obese, while men who seek comfort through religion are less likely to be obese. To combat this, religious leaders should encourage physical activity and healthy eating habits.

BMI cannot predict outcome for people with heart disease

Researchers found that patients with low BMI had a higher risk of death than those with normal BMI, while overweight individuals had better survival rates. The study suggests that alternative methods are needed to characterize individuals with excess body fat accurately.

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

Women who accept their bodies more likely to eat healthy

Research suggests that women's appreciation for their body is key to adopting better eating habits. According to the study, intuitive eaters reported higher levels of self-acceptance and less time spent thinking about appearance. This finding contradicts common messages that some degree of body dissatisfaction is healthy.

Big kids are getting too big

Researchers found that taller, faster-growing children are more vulnerable to the effects of an obesogenic environment. The study, which surveyed 50,000 three-year-olds, showed a strong relationship between child growth and obesity.

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

High BMI doesn't always spell obesity, Jackson Laboratory researchers show

Researchers from Jackson Laboratory found that high BMI is not directly associated with a high percentage of fat, suggesting the need for more refined measurements to distinguish between large body mass and true obesity. The study's results have implications for understanding the complex interplay of genetic factors in health disorders.

Medication plus behavior changes helps obese adolescents lose weight

A study found that adding medication to behavior therapy significantly improves weight loss and reduces disease risk factors in obese adolescents. The treatment group lost an average of 14 pounds, while the control group gained four pounds, with notable improvements in triglyceride levels and high-density lipoprotein cholesterol.

CalDigit TS4 Thunderbolt 4 Dock

CalDigit TS4 Thunderbolt 4 Dock simplifies serious desks with 18 ports for high-speed storage, monitors, and instruments across Mac and PC setups.

Healthy lifestyle reduces women's stroke risk

A study of 37,636 women found a significant association between healthy behaviors and reduced stroke risk. Women with higher health index scores, indicating healthier lifestyles, had a lower risk of ischemic stroke compared to those with lower scores.

Higher levels of obesity associated with greater health risks

A study found that extreme obesity is associated with a higher prevalence of hypertension, diabetes, and high cholesterol in women. Women with extreme obesity were more likely to die over the average 7-year follow-up period than those in other weight categories.

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GQ GMC-500Plus Geiger Counter

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Cultural approach is key to tackling obesity

A cultural approach is essential in tackling obesity, with women generally basing their ideal weight on cultural criteria. Obesity is defined in positive terms by Black Americans, relating it to attractiveness, while White women define it negatively, associating it with unattractive and socially undesirable body image.

For elderly, extra pounds may lower mortality rates

A new study suggests that body mass index (BMI) standards for younger adults may not be appropriate for people in their 80s and 90s. The analysis found that those who were overweight had the lowest mortality rates, while being underweight led to higher mortality rates.

Cultural approach holds the key to tackling obesity, says Yale research

A Yale University review of key papers found that Black American women define obesity positively, relating it to attractiveness and self-esteem, while White American women view it negatively, associating it with unattractiveness and decreased self-esteem. The study highlights the importance of culturally sensitive approaches to address...

Hormone use linked to increased breast cancer risk among black women

A study of 23,191 black women found a significant association between hormone use and breast cancer risk, with the longest cumulative exposure increasing the risk. The strongest association was seen in leaner women, who may be more susceptible to the effects of estrogen due to fat tissue producing this hormone.

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Davis Instruments Vantage Pro2 Weather Station offers research-grade local weather data for networked stations, campuses, and community observatories.

Do the obese know they are obese? Apparently not, according to a new study

A recent study reveals that obese adults tend to inaccurately perceive their weight status, which can lead to poor adherence to public health messages. The findings suggest a link between perception and denial as possible explanations for this phenomenon, highlighting the importance of addressing this issue in obesity research.

Lack of sleep linked to increased risk of high blood pressure

A recent study by the American Heart Association found that people who slept for five or fewer hours per night were more likely to develop hypertension than those who slept seven or eight hours. This association was observed even after controlling for other risk factors, such as obesity and physical activity.

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

Obesity surgery translates to cardiac benefit

A study of Roux-en-Y gastric bypass surgery found lower rates of heart complications, diabetes, and improved cholesterol levels compared to a control group. The surgery was estimated to prevent 16.2 cardiovascular events and 4.1 deaths per 100 patients.

Research shows fat fuels inflammation killer

Research from the University of Warwick reveals that increased levels of sE-selectin are strongly associated with measures of obesity and waist fat. This inflammation can lead to various health issues like thrombosis, heart disease, strokes, and diabetes.

Depression, anxiety in girls linked to higher body mass index in women

Research suggests that depression and anxiety disorders in girls and women are associated with higher body mass index (BMI) and greater weight gain over time. Women with a history of depression were found to weigh more and experience faster yearly weight increases than those without the condition.

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Rigol DP832 Triple-Output Bench Power Supply powers sensors, microcontrollers, and test circuits with programmable rails and stable outputs.

Community-wide health program slows creep toward heart disease

A community-wide health program in Limburg, Netherlands, reduced the worsening of health status among residents aged 25-70, particularly for BMI and waist circumference. The study found significant differences in systolic blood pressure between the intervention group and a control group.

Obesity and risk for death due to motor vehicle crashes

A study of over 22,000 drivers found that men with higher BMIs were at greater risk of death from front or left-side collisions, particularly at high speeds. The research suggests that obesity may pose a significant health risk for male drivers and highlights the need for targeted interventions to improve traffic safety policies.

Pain medicine scientific research highlights

Research on hurricane Katrina victims reveals a correlation between self-reported pain, stress, and fear. The study also found that patients demonstrated resilience in coping with chronic pain after the disaster, focusing on survival rather than pain.

Many new immigrants to US change diet -- and not for the better

A new study by Ilana Redstone Akresh found that 39% of US immigrants reported significant changes in their diets, resulting in increased junk food and meat consumption. This can lead to negative health outcomes, as those who consume more junk food have higher BMI and lower levels of education, English proficiency, and social integration.

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.

New UCSF study finds that obesity is a risk factor for kidney failure

A new UCSF study found that obesity is a significant risk factor for kidney failure, with the morbidly obese having up to seven times greater risk than normal-weight individuals. The research, published in Annals of Internal Medicine, suggests that weight loss may be a potential way to reduce kidney failure risk.

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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.

Measure of obesity should be redefined to accurately assess heart attack risk

A recent study found that waist-to-hip ratio is a stronger predictor of heart attack than BMI in diverse ethnic populations. The researchers discovered that larger waist size was harmful, while larger hip size was protective, leading to substantial reassessment of obesity's importance for cardiovascular disease worldwide.

Nutrition expert evaluates new weight-loss medication

A new study finds that a lower dose of orlistat can help overweight individuals lose weight and improve their health. The medication, supported by over 100 clinical studies, demonstrated significant weight loss and reductions in cholesterol and blood pressure.

Vast majority of adults at risk of becoming overweight or obese

A vast majority of US adults are at risk of developing overweight and obesity, with a growing concern that this trend may worsen in the coming years. The study highlights the importance of maintaining a healthy weight through simple steps to reduce calorie consumption and prevent chronic conditions.

Physical inactivity worsens GI symptoms in obese people

Researchers found that obese individuals who engaged in physical activity experienced fewer gastrointestinal (GI) symptoms compared to those with sedentary lifestyles. High body mass index (BMI) was linked to increased symptoms of irritable bowel syndrome (IBS), abdominal pain, and diarrhea.

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.

Loss of body mass linked to development of Alzheimer's disease

A study published in Neurology found that people who lost approximately one unit of BMI per year had a 35% greater risk of developing Alzheimer's disease. The researchers also found a similar relationship between changes in BMI and rate of cognitive decline, which is the clinical hallmark of AD.