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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

Mom's weight gain during pregnancy tied to childhood obesity

A study of 41,133 mothers and children in Arkansas found that high pregnancy weight gain increases the risk of obesity in children through age 12. Excessive weight gain during pregnancy may contribute to the obesity epidemic, with children whose mothers gained 40 lbs or more having an 8% increased risk of obesity.

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.

Body image impacts on weight gain during pregnancy

Researchers studied over 400 South Australian women to understand the link between body image and excessive weight gain during pregnancy. The results show that most pregnant women who are overweight or obese under-estimate their weight, leading to a higher rate of weight gain.

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

Apple AirPods Pro (2nd Generation, USB-C) provide clear calls and strong noise reduction for interviews, conferences, and noisy field environments.

Being underweight increases death risk of CAD women by 2-fold

Research presented at ESC Congress found that underweight women with coronary artery disease (CAD) have a 2-fold increased risk of death. Maintaining weight or gaining weight may help reduce this risk in obese women, while losing weight increases the risk in underweight women.

Intervention appears effective to prevent weight gain among black women

A behavioral weight gain prevention intervention was effective in preventing weight gain among socioeconomically disadvantaged black women. The Shape Program, which included weekly self-monitoring and monthly counseling calls, resulted in a significant reduction in weight at 12 months compared to usual care.

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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.

Maintain, don't gain: A new way to fight obesity

A new study from Duke University finds that a 'maintain, don't gain' approach can be effective in preventing obesity-related health issues among premenopausal black women. By focusing on maintaining current weight, these women can reduce their likelihood of experiencing chronic diseases later in life.

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Kestrel 3000 Pocket Weather Meter measures wind, temperature, and humidity in real time for site assessments, aviation checks, and safety briefings.

The skinny on cocaine

Research from the University of Cambridge reveals that chronic cocaine use causes profound metabolic changes, reducing the body's ability to store fat. This leads to significant weight gain during recovery, which can contribute to relapse and has profound implications for health and well-being.

Gene mutation linked to obesity

Researchers at Boston Children's Hospital identified a genetic cause of severe obesity in mice with the Mrap2 gene mutation, which also affects humans. The study found that these individuals gained weight even on a controlled diet, highlighting a new understanding of metabolism and energy regulation.

Weight gain early in pregnancy means bigger, fatter babies

A study of 172 expectant mothers found that those who gained excessive weight during the first half of pregnancy gave birth to heavier and longer babies with more body fat. Healthy eating and exercise during pregnancy have long-lasting benefits for both mother and child.

Smoking cessation, weight gain, and subsequent CHD risk

Researchers found that smoking cessation lowered the risk of coronary heart disease among postmenopausal women with and without diabetes. However, weight gain after quitting weakened this association, particularly for women who gained 11 lbs or more, according to a study using data from the Women's Health Initiative.

Apple iPhone 17 Pro

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

Late bedtimes and less sleep may lead to weight gain in healthy adults

A study found that healthy adults with late bedtimes and chronic sleep restriction gained more weight than control subjects, likely due to increased caloric intake and fat consumption during late-night hours. The study also revealed gender and race differences in weight gain among sleep-restricted subjects.

New data support community-wide approach to addressing child obesity

A 20-month community intervention program, Shape Up Somerville, showed a modest but significant reduction in weight gain among children, with fewer obese and overweight kids compared to control communities. The program's success highlights the effectiveness of holistic, community-based approaches in addressing childhood obesity.

Dietary fructose causes liver damage in animal model, study finds

A study published in the American Journal of Clinical Nutrition found that dietary fructose rapidly caused liver damage in an animal model, with damage more than doubling over six weeks. The researchers found that high-fructose diets led to increased intestinal bacteria migration and liver damage, even without weight gain.

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

IQ link to baby's weight gain in first month

A study of over 13,800 children found that those who gained 40% of their birthweight in the first four weeks had a 1.5-point higher IQ by age six compared to those who gained less weight. This suggests a link between rapid brain growth and higher cognitive abilities.

Weight gain linked with personality trait changes

A new study published in Psychological Science found that people who gain weight are more likely to exhibit impulsive behavior but also report increased deliberation. This surprising finding suggests an intimate relationship between a person's physiology and psychology.

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

Obesity leads to decreased physical activity over time

Researchers confirm that obesity leads to a decrease in physical activity over time, with obese participants showing an 8% drop in moderate to vigorous activity. The study uses objective measurement methods and large sample size to provide insight into the relationship between inactivity and weight gain.

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

Weight gain after quitting smoking does not negate health benefits

A study led by Massachusetts General Hospital found that quitting smoking significantly reduces the risk of heart attack, stroke, and cardiovascular death. Despite potential weight gain, the benefits of stopping smoking far outweigh any associated risks, according to the research.

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Apple MacBook Pro 14-inch (M4 Pro) powers local ML workloads, large datasets, and multi-display analysis for field and lab teams.

Most babies slow to grow catch up by early teens

Research from the Children of the 90s study at the University of Bristol shows that most babies who are slow to put on weight in the first nine months of life have caught up to within the normal range by the age of 13. However, those who show slow weight gain later in infancy tend to remain lighter and shorter than their peers.

Samoan obesity epidemic starts at birth

A new study by Brown University found that Samoan babies experience rapid weight gain in early infancy, which may foreshadow a future trend of obesity in developed nations. The researchers tracked the growth and weight gain of nearly 800 American Samoan babies born between 2001 and 2008.

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SAMSUNG T9 Portable SSD 2TB transfers large imagery and model outputs quickly between field laptops, lab workstations, and secure archives.

U of T and Harvard study finds growing 'weight extremes' in the developing world

A study found that overweight and obese individuals are gaining weight rapidly in low-and middle-income countries, while those who are severely undernourished are not experiencing similar weight gains. This growing divide may force governments to balance priorities between addressing health issues afflicting the underweight and the obese.

Study finds knee replacement surgery may lead to weight gain

A study led by a Virginia Commonwealth University professor found that nearly 30% of knee-replacement surgery patients gained 5% or more of their body weight over five years. This is significantly higher than the 20% gain rate in comparison group without surgery.

Drug helps women who stop smoking keep weight off

A study published in Biological Psychiatry found that a medication called naltrexone can help women who quit smoking keep their weight off. The drug reduced weight gain in women by more than half, compared to those who took a placebo, and improved their overall success rate.

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.

Maintaining weight loss as important as losing it for older women

A Wake Forest Baptist study found that gaining weight back after intentional weight loss in postmenopausal women is associated with negative long-term effects on cardiometabolic risk factors. Maintaining weight loss offers the most health benefit, but even partial weight regain increases cardiovascular risk.

When eating for 2 becomes a weighty issue

A recent study found that two-thirds of Australian mums-to-be are unsure about how much weight they should gain during pregnancy. The majority knew healthy eating was important but struggled to identify the right amount from different food groups. Overweight women were more likely to gain too much weight, while those with a lower BMI s...

Celestron NexStar 8SE Computerized Telescope

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

Risk factors predict childhood obesity, researchers find

A study published in Archives of Disease in Childhood found that high birth weight, rapid weight gain, and maternal smoking are significant risk factors for childhood obesity. Conversely, breastfeeding and delayed introduction to solid food may reduce the risk.

Even small weight gains raise blood pressure in college students

A University of Illinois study finds that even small weight gains in college students (1.5 pounds per year) increase systolic blood pressure by 3 to 5 points. Regular physical activity can help mitigate this effect, particularly for young women, who are more susceptible to increased blood pressure.

Study in mice discovers injection of heat-generating cells reduces belly fat

Researchers discovered that injecting heat-generating cells into mice reduced visceral fat by 20% and converted existing belly fat cells into thermogenic cells. The study suggests a potential new therapy for obesity, targeting patients with aging-related visceral fat accumulation and those who cannot exercise or reduce calorie intake.

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.

Manipulating the microbiome could help manage weight

A new study suggests that manipulating the microbiome may be a way to regulate weight gain. Researchers found that mice raised in a germ-free environment did not gain extra weight, even on a high-fat diet. The study highlights the importance of gut bacteria and the immune system in digestion and obesity.

Overweight and obese women more likely to have large babies

A Kaiser Permanente study found that overweight and obese pregnant women are 65% and 163% more likely, respectively, to have large babies compared to their healthy weight counterparts. Excess weight gain during pregnancy also contributes to having a large for gestational age baby.

Americans gaining more weight than they say

New research from IHME found that despite increasing obesity rates in the US between 2008 and 2009, most Americans reported losing weight. Women were more attuned to their weight changes than men, while older adults were less aware of their weight shifts.

Genetic link to rapid weight gain from antipsychotics discovered

Two genetic variants have been found to be associated with rapid weight gain in patients taking antipsychotic medications. These variations near the melanocortin-4 receptor (MC4R) gene may enable clinicians to identify which patients are at risk and choose strategies to prevent serious side effects.

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Garmin GPSMAP 67i with inReach provides rugged GNSS navigation, satellite messaging, and SOS for backcountry geology and climate field teams.

Why current strategies for fighting obesity are not working

Researchers argue that a new focus on controlling energy balance and preventing weight gain is needed to combat the growing epidemic of obesity. By matching food intake to a higher level of physical activity, individuals can achieve 'energy balance' and maintain a healthy body weight.

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GQ GMC-500Plus Geiger Counter logs beta, gamma, and X-ray levels for environmental monitoring, training labs, and safety demonstrations.

Low vitamin D levels linked to weight gain in some older women

A Kaiser Permanente study found that older women with low Vitamin D levels gained an average of 2 pounds more than those with sufficient levels over nearly five years. The study, which involved over 4,600 women ages 65 and older, also found no association between Vitamin D insufficiency and weight changes in the entire group.