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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

C-reactive proteins do not predict early osteoarthritis

A new study by Duke University Medical Center researchers found that C-reactive protein levels are not a reliable indicator of osteoarthritis due to their strong correlation with body mass index (BMI) and ethnicity. Instead, these proteins can serve as an indicator of a patient's response to therapy for osteoarthritis.

Problems controlling anger lead to weight gain for teens

Researchers found that teenagers with lower BMIs had higher average anger control scores, while those with increasing BMI's had decreasing anger expression scores. This suggests that unhealthy ways of expressing anger are associated with overweight in teens.

Apple iPhone 17 Pro

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

Obesity leads to high blood pressure in the young

Researchers found a strong correlation between obesity and high blood pressure in children aged 8-17. The prevalence of high blood pressure increased by 4.2% among overweight children, 3.5% among obese children, and 2.6% among normal-weight children over 10 years.

America's teens: Growing up and out

A study found that obesity rates among US teens have increased significantly since the 1970s, with total cholesterol and blood pressure strongly correlated to weight gain. The rate of weight gain during the teen years has roughly doubled, posing a significant risk for diabetes, strokes, and heart disease later in life.

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.

Foundation for adult body weight may be laid during adolescence

A long-term study found that BMI tracking from adolescence to adulthood is significant and strongly related to adult weight gain. Lifestyle factors like physical activity, smoking, and parental education also play a crucial role in determining an individual's adult BMI.

Annals of Internal Medicine, tip sheet, December 2, 2003

A study found that a waist measurement greater than 40 inches for men and 35 inches for women is an independent risk factor for cardiovascular disease. Another study discovered that patients rated their doctors' care higher when both were of the same race, leading to longer matched-race visits.

Exercise, not diet, may be best defense against heart disease

A study of 9,790 participants found that exercising more and eating a balanced diet reduced cardiovascular mortality rates by over half. Those who were overweight or obese but exercised less faced increased cardiovascular risks, even if they ate fewer calories.

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.

Thoughts translate to actions

Miguel Nicolelis and colleagues present results from long-term studies in monkeys, showing that the same set of brain cells can control two distinct movements using a brain-machine interface. This finding has important practical implications for spinal-cord patients, offering flexibility in introducing electrodes or functional enhancem...

Lose it or lose it

Women who developed Alzheimer's disease between ages 79 and 88 were significantly more likely to have been overweight at age 70. A moderate, healthy weight seems to be best according to the study.

Cigarettes send male sex life up in smoke

A study of 4,764 Chinese men found that cigarette smoking is associated with a 60% higher risk of erectile dysfunction. The risk increased with the number of cigarettes smoked daily, highlighting the negative impact of smoking on male sex life.

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.

Employed black women have lower heart risk than black homemakers

Research suggests that employed African-American women have a 33% lower risk of coronary events compared to their homemaking counterparts. The study found no significant difference in heart disease rates among white women who worked outside the home and those who were homemakers.

Overweight is 20 percent among Los Angeles County public school children

According to a recent study, 20% of Los Angeles County public school children are overweight, with Latino children facing the highest prevalence rate. The data also shows that boys are more likely to be overweight than girls, with over 23% of 5th graders and 19% of 7th graders meeting this criteria.

Greater height associated with increased risk of prostate cancer over age 50

A study by Dr. Michael Gaziano and colleagues found a significant link between greater height and increased risk of prostate cancer in men aged 50 and above, with risks increasing by 32% for those over 72 inches tall. However, no association was found between weight or body mass index and prostate cancer risk.

Obesity not a personal failing, but a battle against biology

A broad-based research program is needed to understand obesity, which cannot be easily explained by personal failing. Genes and environment interact to determine body weight, with genetic factors accounting for individual differences in weight among present time.

Meta Quest 3 512GB

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

New study shows weight loss decreases ACE enzyme that controls blood pressure

A new study published in Obesity Research reveals that shedding excess pounds decreases activity of the ACE enzyme, a key player in high blood pressure regulation. By losing weight, individuals can lower their risk of cardiovascular disease, stroke, and kidney disease, as well as experience significant improvements in blood pressure.

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.

Children's body mass index predicts overweight or obesity in adulthood

A study found that childhood body mass index (BMI) values are strongly linked to adult overweight or obesity. Younger children with higher BMI-for-age had a greater risk of becoming overweight as adults. The authors recommend monitoring children in the ≥ 85th percentile of BMI for age to prevent weight management issues.

Fish-rich tribal diet linked with low leptin levels

Research found that African populations with a fish-rich diet had lower leptin levels compared to those on a vegetarian diet. This association suggests that consuming fish may improve the body's sensitivity to leptin, which could help prevent obesity and related health issues.

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.

Obesity may exacerbate a heart disorder in African American females

Research study finds a positive association between obesity and long QTc, as well as an inverse association between physical activity and QTc duration in African American women. The study suggests that otherwise healthy individuals with obesity are at increased risk for acquiring Long QT Syndrome.

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.

Waist circumference and body mass index predict body fat and disease risk

A study of 206 men and 135 women found that waist circumference and BMI are both strong predictors of nonabdominal, abdominal subcutaneous, and visceral fat stores. Combining these two measures is more effective at predicting abdominal obesity and its associated health risks than using either variable alone.

Weight mobility

A University of Michigan study tracked weight changes among over 10,000 adults for 13 years, finding that about 51% of men and 55% of women remained in the same weight category. The study also revealed a significant 'yo-yo diet effect,' with nearly one-fifth of children aged 2-12 being overweight or at risk.

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.

Effects of oral contraceptives on bone mineral density

Premenopausal women who use oral contraceptives may experience lower bone mineral density compared to those who do not use hormonal birth control. The Canadian Multicentre Osteoporosis Study found a significant correlation between oral contraceptive use and decreased bone mineral density in premenopausal women.

Social class and weight history predict adult obesity

A study published in American Journal of Clinical Nutrition found that adult obesity is predicted by family social class and weight history. The research examined the relationship between body mass index (BMI) and social class across four generations. Early age at menarche was also linked to later obesity, while BMI at age 14 was a str...

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.

Mayo Clinic study links excess weight with early heart attack

A Mayo Clinic study found that overweight or obese patients had their first heart attacks at a younger age, with obese patients experiencing an average of 8.2-year gap compared to normal-weight patients. The study also revealed similar in-hospital outcomes among the three groups.

Obesity in heart patients brings years of sickness and an earlier death

A large study of over 9,000 heart patients found that obesity is associated with a younger onset of heart disease, longer illness duration, and reduced life expectancy. The researchers also discovered that obese patients tend to have more severe health conditions, such as high blood pressure and diabetes.

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.

First Federal Obesity Clinical Guidelines Released

The new guidelines provide a comprehensive framework for healthcare professionals to diagnose and treat overweight and obesity in adults. Key findings include the importance of assessing body mass index (BMI), waist circumference, and risk factors for diseases associated with obesity, as well as recommending calorie reduction, increase...

Weight Loss, Not Weight Gain, A Health Risk For Older Adults

A comprehensive study published in the American Journal of Public Health found that weight loss, not weight gain, is associated with higher mortality rates in seniors. Women with a body mass index of 20 or lower had a significantly higher mortality rate than others.

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.