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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

Variants of BMP2 gene as genetic risk factors for osteoporosis

A study identified variants of the BMP2 gene as genetic risk factors for osteoporosis, approximately tripling the likelihood of developing the disease. The findings were replicated in an independent cohort, suggesting a strong association between the gene's variants and increased risk of osteoporotic fractures.

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.

Heart risks more likely if hostility increases with age

Research suggests that men and women who experience an increase in hostile feelings from late teens to late 40s may double their risk of obesity, depression and poor social support. The study also found that hostility levels in college can predict unhealthy behaviors up to 30 years later.

NHLBI study finds hostility, impatience increase hypertension risk

A recent NHLBI study found that hostility and impatience are associated with a higher risk of developing high blood pressure. The study, which followed over 3,000 young adults for 15 years, found that those who exhibited higher levels of time urgency and hostility had an increased risk of developing hypertension.

Apple iPhone 17 Pro

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

MSU site of national breast cancer center

Michigan State University (MSU) is one of four national centers studying the link between environmental exposures and breast cancer. The center will focus on hormonal factors, including progesterone, and community outreach to better understand breast cancer risk.

Exercise measures identify heart disease in seemingly healthy women

A study published in The Journal of the American Medical Association found that women who performed below average in peak exercise capacity and recovery rate were more likely to die from heart disease. Regular exercise was shown to combat risk factors, with moderate physical activity improving exercise capacity by 15-30%.

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.

The risk of intimate partner violence varies by ethnicity

A longitudinal study found black and Hispanic couples are two to three times more likely to report partner violence than white couples, even after controlling for socio-demographic and psychosocial variables. The study identified ethnic differences in risk factors for partner violence.

Smoking linked to osteoporosis in women

A study conducted at the University of Melbourne found that smoking is significantly linked to osteoporosis in women, particularly after menopause. Continuing high exposure to tobacco and greater sensitivity to smoking-induced bone loss are possible explanations for this link.

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.

GQ GMC-500Plus Geiger Counter

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

Depression doubles risk of death after bypass surgery

Researchers at Duke University Medical Center found that depression is a strong independent risk factor for death in patients undergoing coronary artery bypass surgery. Depression was associated with a doubling of the risk of death during the follow-up period, regardless of other factors.

Celestron NexStar 8SE Computerized Telescope

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

Anemia is risk factor for physical decline in older adults

Researchers found that anemia is an independent risk factor for physical decline in older adults, leading to increased risk of nursing home admission, disability, and death. The study suggests that treating anemia may help preserve physical function.

Boys, black children have higher risk of stroke

A study by the American Academy of Neurology found that black children, particularly boys, have a higher risk of stroke compared to their white counterparts. The annual stroke incidence rate among children was 2.3 strokes per 100,000, with ischemic stroke accounting for 51% of cases.

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.

Not for women only: Osteoporosis in men

Researchers highlight the growing concern of male osteoporosis, emphasizing genetic predispositions and secondary risk factors such as alcohol consumption and malnutrition. Dr. Rosen recommends early bone density testing for men over 55 with unexplained height loss or fracture history to identify potential treatment options.

Parents' income, education influence teen smoking

A recent US study found that parents' income and education significantly influence their teenager's likelihood of smoking. Adolescents from lower-income families, with less-educated parents, face a higher risk of smoking. The study suggests that tailoring smoking cessation programs for adults with low incomes or educational levels coul...

Changes in deep brain tissue signal an increased risk for strokes

A long-term study found that patients with leukoaraiosis, a condition characterized by scattered loss of white matter in the brain, were 1.5 times more likely to have a stroke than those without the condition. The risk was even higher for multiple strokes, leading to increased disability.

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.

Unemployment, access to guns among factors that turn domestic violence deadly

A study published in the American Journal of Public Health found that a combination of factors, including unemployment, access to firearms, highly controlling behavior, and separation, increases the likelihood of female murder by their partner. Researchers identified key risk factors that can help identify women at high risk of homicide.

Elevated CRP may indicate stroke-causing plaque

A high C-reactive protein (CRP) level is an independent risk factor for stroke, with higher levels more closely related to stroke in people with thicker artery walls. Elevated CRP may denote plaque instability, increasing the likelihood of a blood clot forming and causing a stroke.

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.

Sex Differences in Cardiovascular Disease

Research highlights similar risk factors for women and men, yet varying impacts on heart health. Experts discuss the role of estrogen in blood pressure regulation and cardiovascular disease prevention.

Healthy diet now, saves on health care costs later

A recent study by the American Heart Association has linked high fruit and vegetable intake to lower healthcare costs in older age. The study found that middle-aged men who consumed more than 42 cups of fruits and vegetables per month had significantly lower Medicare charges compared to those who consumed less.

Monogamous animals may be more likely to die out

A recent study found that monogamous mammals are more likely to die out due to factors such as population isolation and smaller harems, which can lead to lower male populations and reduced ability to detect approaching hunters. Conservation efforts may need to be targeted towards these species to save them from extinction.

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.

Common gene variant increases risk of atherosclerosis

Researchers found that individuals with at least one copy of the klotho gene variant KL-VS are almost twice as likely to have undetected atherosclerosis. Lifestyle changes can modify this risk, suggesting genetic testing may be considered.

Sudden death not surprising in many women

A new study analyzed data from the Nurses' Health Study and found that 69% of sudden cardiac deaths in women were the first sign of heart disease. Women with smoking, diabetes, hypertension, or obesity had significantly increased risk of SCD, while high cholesterol was not associated with elevated 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.

Diabetes among siblings, obesity: Risk factors for heart disease

Researchers studied nondiabetic adults with a family history of diabetes and found they were 1.4 times more likely to develop coronary artery disease. Obese individuals were also at higher risk, defined by a body-mass index greater than 30, with a 2.2 times increased risk compared to normal weight individuals.

Stroke risk increases with metabolic syndrome

A study found that people with metabolic syndrome are 1.5 times more likely to develop a stroke than those without it, with women being 2.1 times more at risk. The condition is also associated with an increased risk of heart attacks and vascular-related deaths.

Fetal heart diagnosis doesn't always predict survival

Research from the University of Michigan found that even with prenatal diagnosis, infants with one or more risk factors have a significantly lower chance of survival. However, in utero diagnosis has led to more pregnant women receiving specialty care, resulting in a higher-risk group of patients.

Creality K1 Max 3D Printer

Creality K1 Max 3D Printer rapidly prototypes brackets, adapters, and fixtures for instruments and classroom demonstrations at large build volume.

Dietary fat intake affects hidden stomach flab

A study by Johns Hopkins Medicine found that consuming more saturated fats can lead to higher amounts of visceral fat, which is linked to a stronger risk factor for diabetes and cardiovascular diseases. A diet low in saturated fat and high in polyunsaturated fat, such as the Mediterranean diet, may help reduce visceral fat.

Fluke 87V Industrial Digital Multimeter

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

Diagnosing dementia in the developing world

A new field-tested algorithm for dementia diagnosis can predict 94% of cases in less-developed countries. The algorithm is culturally and educationally sensitive, using measures translated into most languages used in the developing world.

Researchers study women's risk of rape in military

A study involving over 500 female veterans found that workplace factors, such as superior behavior, were highly associated with the risk of sexual assault during military service. The research highlights the need for interventions and policies to increase the safety of women in the workplace.

Calcification in heart valve increases risk of heart attack or death

A new study found that calcification in heart valves is independently associated with an increased risk of heart attack and death. After adjusting for known risk factors, the researchers found that individuals with MAC were 50% more likely to develop cardiovascular disease and 60% more likely to die from cardiovascular causes.

Kestrel 3000 Pocket Weather Meter

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

Women urged to reduce heart disease risk before menopause

A study by the American Heart Association suggests that women approaching menopause should take steps to lower their heart disease risk. Researchers analyzed data from over 1,300 perimenopausal women and found that many would become eligible for cholesterol-lowering therapy after age 55 if current risk factors are not modified.

Stressed-out men may have inherited risk for early heart disease

A new study suggests that family history of heart disease and a genetic predisposition to stress may be key factors in the development of early heart disease. Men with a positive family history tend to develop heart disease 12 years earlier than those without, and experience higher stress levels

Gene variant discovery could save blood in surgery

Researchers found that cardiac surgery patients with the factor V Leiden gene variant lost less blood and required fewer transfusions than those without the mutation. The study suggests a new approach to personalized medicine, tailoring therapies based on individual genetic risk factors.

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.

Keeping blood pressure in check

A study found that mice deficient in RGS2, a regulatory protein, exhibited persistent vessel constriction and strongly hypertensive effects. This suggests that abnormally prolonged GPCR signaling may contribute to the onset of hypertension.

Residents of disadvantaged areas have higher stroke risk

A study analyzing data from a large ongoing stroke study found that living in an area with high poverty levels and unemployment is an independent risk factor for stroke. The finding holds true across racial groups, highlighting the need to rethink stroke-prevention programs and prioritize disadvantaged communities.

New genetic 'fishing net' harvests elusive autism gene

Duke University researchers used a new statistical method called ordered subset analysis to identify a strong link between the GABRB3 gene and autism. By grouping patients with similar traits together statistically, they discovered a genetic risk factor that was missed by looking at the larger group.

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.

Forest fragmentation may increase lyme disease risk

Research finds that forest fragmentation leads to increased blacklegged tick populations, particularly in areas with small forest fragments. This could lead to a higher risk of Lyme disease for people living nearby, as these ticks are the primary carriers of the bacteria.