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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

Apple iPhone 17 Pro

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

UK study finds meal replacements aid weight loss

A new UK-based study published in the Journal of the American Dietetic Association found that meal replacements aided substantial weight loss among obese patients, with Medically Supervised participants losing an average of 43.4 pounds over 19 weeks.

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.

Weight loss improves mood in depressed people

Research finds that a weight-loss program significantly improves symptoms of depression and reduces triglycerides in obese patients. After a 6-month behavioral weight loss program, depressed patients lost 8% of their initial weight and reported improvements in depressive symptoms.

Roux-en-Y weight loss surgery raises kidney stone risk

A new study by Johns Hopkins Medicine finds that Roux-en-Y weight loss surgery nearly doubles the risk of developing kidney stones, with an overall risk of around 8 percent. The researchers suggest that doctors can help prevent kidney stones through calcium supplements and other interventions.

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.

Exenatide promotes weight loss when added to diet and exercise

A study by The Endocrine Society found that exenatide, an injectable medication, helps nondiabetic obese individuals lose over three times more weight than those receiving a placebo. This is the first study to assess the effect of exenatide on body weight in nondiabetic obese individuals.

Obese women with PCOS can lose weight with a doctor's help

A new study found that obese women with polycystic ovary syndrome (PCOS) can lose a substantial amount of weight with simple weight-loss advice from a physician and regular follow-up. This weight loss was clinically significant, with 43.2% of patients losing at least 5% of their body weight.

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.

Brain molecule reduces food intake

Researchers identified prokineticin 2 as an appetite suppressant that works in rodents and may be used to develop an effective weight loss therapy. The molecule reduced hunger and led to significant weight loss of almost 5 percent in lean and obese mice.

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.

Weight management techniques reflect advances in the field

Researchers found that private insurance patients had better weight loss outcomes and lower complication rates compared to Medicare patients. Duodenal switch surgery may be more effective than gastric bypass surgery for certain obesity-related medical problems, such as diabetes and high cholesterol.

NOTES advances suggest promising future for scarless surgery

Researchers present latest advances in Natural Orifice Translumenal Endoscopic Surgery (NOTES), eliminating incisions and reducing recovery time. Studies show promising results for procedures like cholecystectomy, appendectomy, and gastrectomy with fewer complications.

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.

Fallow deer become hoarse in the hunt for a mate

During peak mating season, male fallow deer produce groans to attract mates and repel rivals, leading to vocal strain and hoarseness. Their call structure breaks down as they call repeatedly, causing physical exhaustion and weight loss.

Weight loss in old age may signal dementia

A new study found that older people with lower BMI scores are 79% more likely to develop dementia than those with higher BMI scores. Those who lost weight rapidly over eight years were nearly three times more likely to develop dementia, especially if they started out overweight or obese.

Inexpensive face-to-face weight-loss support programs effective

A new study by New Zealand researchers found that regular face-to-face interaction with a supportive health professional is crucial for maintaining weight loss. Nurse-led programs with weekly or bi-weekly weigh-ins showed similar success rates to more expensive intensive programs.

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.

Calorie restriction causes temporal changes in liver metabolism

Researchers found that short-term calorie restriction with a low-carbohydrate diet caused greater changes in liver fat content and metabolic function compared to a high-carbohydrate diet. Long-term calorie restriction improved skeletal muscle insulin sensitivity, while cellular insulin signaling increased.

Weight loss competitions produce encouraging results

A new study from Brown University found that statewide weight loss competitions can be an effective way to promote weight loss in large numbers of people. The study, which evaluated the Shape Up Rhode Island 2007 program, showed that individuals who increased their activity levels achieved the best weight losses.

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.

Weight gain early in life leads to physical disabilities in older adults

A new study published in the American Journal of Epidemiology found that carrying extra weight earlier in life significantly increases the risk of developing problems with mobility in old age. Even if weight is eventually lost, the longer an individual was overweight or obese, the greater the risk.

Beverage consumption a bigger factor in weight

Researchers found a strong association between reducing liquid calorie intake and weight loss, particularly from sugar-sweetened beverages. The study suggests limiting liquid calorie consumption among adults can aid in weight management or prevent excess weight gain.

Experimental Parkinson's therapy may have robust weight-loss effect

Researchers discovered that GDNF delivery to specific brain areas can cause unwanted weight loss in Parkinson patients. The finding suggests that gene therapy techniques in the brain potentially could control obesity and highlights the importance of placing therapy in the correct region.

A diet rich in calcium aids weight loss

A 15-week weight loss program found that obese women who consumed less than 600mg of calcium per day lost nearly 6kg, compared to 1kg for those in the control group. Sufficient calcium intake stiffs desire to eat more, aiding weight loss success.

Gene therapy shows early promise for treating obesity

Researchers at Ohio State University Medical Center have discovered a gene, BDNF, that can improve insulin sensitivity, reduce fat mass, and lead to weight loss when active in the hypothalamus. The study involves injecting the gene into mice and shows promising results for treating obesity.

Fluke 87V Industrial Digital Multimeter

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

Embargoed news from Annals of Internal Medicine

Researchers found that high-frequency telephone counseling with a dietician resulted in the same amount of weight loss as face-to-face counseling for obese patients taking sibutramine. Wider use of statins could be a cost-effective strategy to prevent heart disease, but may require reevaluation if pill costs are lower.

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.

Weight loss improves fatty liver disease, researchers find

Researchers found that patients who lost at least 9% of body weight showed reversal of their liver damage, while those who lost 5% or more experienced improvement in insulin resistance and fat accumulation. Weight loss was the key factor in improving fatty liver disease.

Losing weight can cure obstructive sleep apnea in overweight patients

A new study shows that losing weight is the most effective way to reduce obstructive sleep apnea (OSA) symptoms and associated disorders. The study found that weight loss of more than 20 pounds resulted in markedly lower OSA symptoms and improvements in co-morbidities such as hypertension, high cholesterol, and diabetes.

Growth hormone treatment after weight loss surgery prevents loss of muscle mass

A new study published in The Endocrine Society's Journal of Clinical Endocrinology & Metabolism found that growth hormone treatment after weight loss surgery reduces lean body mass and skeletal muscle mass losses. Researchers discovered that short-term growth hormone treatment during a standardized diet and exercise program increased l...

Celestron NexStar 8SE Computerized Telescope

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

Weight loss reduces incontinence for women

A six-month diet, exercise, and behavior modification program resulted in significant weight loss and reduced urinary incontinence episodes per week by nearly half. The study found that such programs can be an effective first-line treatment for overweight and obese women.

Weight loss reduces incontinence in obese women, UCSF study shows

A study by researchers at UCSF found that behavioral weight-loss programs can significantly reduce urinary incontinence in overweight and obese women. Participants who lost an average of 17 pounds experienced a 47% reduction in incontinence episodes compared to those in the control group.

Excessive weight loss can be a bad thing

Cachexia is a wasting disease that can be life-threatening if left untreated. It's often linked to an underlying disease and requires specialized care from a physician familiar with the condition.

New model system may better explain regulation of body weight

A new mathematical model of physiological regulation of body weight suggests several steady states to which an animal's weight tends to gravitate, rather than a single set point. The model combines aspects of two competing theories and accounts for leptin resistance, suggesting new strategies for weight loss.

Fatty liver disease medication may have no effect

A new trial found that orlistat, a common fat absorption inhibitor, does not help patients with fatty liver disease lose weight or improve liver enzymes. However, moderate weight loss was associated with significant improvements in liver symptoms.

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.

Financial incentives appear effective for short-term weight loss

Researchers found that economic incentives, such as lottery-based groups and deposit contracts, were highly effective in inducing initial weight loss. The study's results showed a significant difference in weight loss between the incentive groups and the control group.

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.

Risk of maternal and newborn complications may be lower after bariatric surgery

A review of bariatric surgery among women of reproductive age suggests that rates of adverse outcomes for mothers and newborns are lower after the procedure. Lower maternal complication rates were found in women who underwent bariatric surgery compared to those who were obese, with reduced rates of gestational diabetes and preeclampsia.

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.

Physical activity after bariatric surgery improves weight loss, quality of life

A new study by researchers from The Miriam Hospital's Centers for Behavioral and Preventive Medicine suggests that increased physical activity after bariatric surgery can lead to better postoperative outcomes, including greater weight loss and improved health-related quality of life. More than two-thirds of participants who became acti...

Plastic surgeons warn of malnutrition in body contouring patients

A study by the American Society of Plastic Surgeons found that malnutrition significantly increases surgical complications in massive weight loss patients. Pre-surgery nutritional supplements can accelerate wound healing, improve scar quality, and boost patient energy levels, according to the ASPS.

New promising obesity drug may have huge potential

A new obesity drug, Tesofensine, has shown promising results in a phase II study, producing weight loss twice that of currently approved obesity drugs. The drug works by suppressing hunger, leading to an energy deficit and burning off excess body fat.

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.

Deflated 'pancake' breasts restored after pregnancy, weight loss, aging

A groundbreaking surgical technique corrects severely deflated breasts without implants, lifting and restoring a natural shape and position. The 'spiral flap' procedure uses unwanted tissue to create a breast mound, providing a more youthful figure with the added benefit of body contouring.

A little exercise goes a long way for severely obese

Researchers at Duke University Medical Center found that severely obese individuals who exercised just one hour a week reported better overall-quality of life and improved ability to perform daily tasks. Even small amounts of physical activity can lead to significant improvements in quality of life, regardless of weight.

Duke researchers show reading can help obese kids lose weight

A study by Duke researchers found that obese girls aged 9-13 who read an age-appropriate novel experienced a significant decrease in their BMI scores. The novel, Lake Rescue, included healthy lifestyle guidance and positive messages, leading to a -0.71% decrease in BMI compared to a control group.

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.