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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

Creality K1 Max 3D Printer

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Dutch study links tea drinking to reduced heart attack risk

A Dutch study found that heavy tea drinking was associated with a significantly lower risk of heart attack, particularly when combined with a healthy diet and lifestyle. The study suggested that flavonoids in black tea may help prevent excess vascular damage from ischemic heart disease.

More good news on the health benefits of almonds

Six studies presented at the 2002 Experimental Biology conference support almonds' role in lowering 'bad' cholesterol and protecting against cell damage. Eating a handful of almonds daily may significantly reduce total and LDL cholesterol levels, and even lower risk of heart disease by up to 10%.

Nicorandil could improve outcome for angina patients

A randomized trial found that nicorandil reduced the risk of cardiovascular events in patients with stable angina, including deaths due to coronary heart disease and non-fatal heart attacks. The study showed a significant reduction in acute coronary syndromes and all cardiovascular events compared to the placebo group.

Apple iPhone 17 Pro

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

Support for colorectal cancer screening

A UK trial suggests that flexible sigmoidoscopy is a suitable tool for population screening of colorectal cancer, with high attendance rates and low perforation risks compared to colonoscopy. The study's findings highlight the need for tailored approaches to screening, taking into account individual risk factors and efficiency.

Davis Instruments Vantage Pro2 Weather Station

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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.

Moderate alcohol consumption could reduce risk of dementia

A Dutch study suggests that moderate alcohol consumption may reduce the risk of dementia among older individuals. The research found a significant association between light-to-moderate alcohol intake and a lower risk of developing dementia, as well as vascular dementia.

Celestron NexStar 8SE Computerized Telescope

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

Abstaining smokers fare better after surgery

A study found that preoperative smoking intervention significantly reduces postoperative complications in patients undergoing hip and knee replacement. Smoking cessation or reduction leads to fewer wound-related and cardiovascular complications, with a significant decrease in hospital stay duration.

Hormone progestin protects against ovarian cancer

A study led by Joellen Schildkraut at Duke University Medical Center found that oral contraceptives with higher levels of progestin may be more protective against ovarian cancer than those with lower progestin potency. Higher progestin levels were associated with a significant reduction in risk, even for short periods of use.

Leisure activity decreases risk of Alzheimer's disease

Participation in leisure activities such as reading and socializing reduces risk of dementia by 38%. Intellectual activities show highest risk reduction, with an additional 8% benefit per activity engaged. High education and occupation levels also previously linked to reduced AD risk.

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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.

Reduced risk of recurrent heart attack with anticoagulant drug

A randomized trial of 17,000 patients from 46 countries shows that bivalirudin reduces the risk of recurrent heart attack by 30% compared to heparin. The study also found no significant increase in severe bleeding or intracerebral bleeding in patients given bivalirudin.

Success of HIV therapy may discourage safe sex

A recent study found that men who believe in the effectiveness of highly active anti-retroviral therapy (HAART) in preventing HIV transmission are more likely to engage in unprotected sex. The study suggests that behavioral interventions targeting these men are needed to promote safe sex practices.

Vitamin D reduces risk of type 1 diabetes

A study of 12,055 women found that children with recommended vitamin D supplements had a reduced risk of developing type 1 diabetes. The researchers suggest that health workers ensure all infants receive adequate vitamin D to prevent 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.

Lowering of blood pressure reduces risk of recurrent stroke

Combination therapy of perindopril and indapamide significantly lowers blood pressure and reduces recurrent stroke risk. The study found that treatment should be considered routinely for patients with a history of stroke or transient ischemic attack, regardless of their blood pressure level.

Meta Quest 3 512GB

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

Physical activity over a lifetime could reduce risk of breast cancer

Research suggests that lifetime physical activity can significantly reduce breast cancer risk, particularly among women engaging in moderate-intensity occupational and household activities. The study found that vigorous activity had little impact on risk reduction, highlighting the importance of frequency and duration of total activity.

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.

Abstention from filtered coffee may reduce heart disease risk factors

A study of 183 Norwegian participants found that abstaining from filtered coffee reduced total cholesterol and tHcy levels, while increasing folate levels. This reduction in risk factors may be attributed to the presence of terpenoids in coffee that are only partially removed during filtering.

Decline in lung function increases risk of death from all causes

A long-term study of over 1000 Finnish men found that reduced lung function due to smoking increases the risk of death from all causes. Quitting smoking halts this decline and reduces mortality risk, suggesting preserving lung function in later life may predict a longer life.

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Anker Laptop Power Bank 25,000mAh (Triple 100W USB-C) keeps Macs, tablets, and meters powered during extended observing runs and remote surveys.

Annals of Internal Medicine, Tip sheet, January 16, 2001

Research highlights the benefits of physical activity in reducing heart disease risk in women with diabetes. Regular walking and faster walking paces were associated with even lower risks. Additionally, a study suggests that ursodiol may reduce colon cancer risk for some patients with ulcerative colitis.

Newborn lung treatment poses risk of intestinal perforation

A new study by the National Institute of Child Health and Human Development found that early postnatal doses of dexamethasone may increase the risk of intestinal perforation in extremely low birth weight infants. The treatment was not shown to prevent chronic lung disease or improve survival rates.

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.

More evidence that soy may reduce breast cancer risk

A study of 120 Asian women found that those with the highest isoflavone levels had a 50% decrease in breast cancer risk compared to those with lower levels. The researchers recommend including soy in the diet from teenage years to reduce cancer risk.

UCSF study reveals common patient group at high risk for stroke

A large-scale epidemiology study found that patients with TIA are at high risk for stroke, cardiovascular events, and death within 90 days. The study identified five independent risk factors associated with increased stroke risk, suggesting that aggressive treatment and targeted therapies may reduce stroke incidence in TIA patients.

Can a vitamin a day help keep heart disease away?

A new study suggests that increasing folic acid and vitamin B12 intake can lower homocysteine levels in the blood, which are associated with a higher risk of heart disease. The researchers estimate that this intervention could lead to significant cost savings and potentially increase life expectancy.

Fluke 87V Industrial Digital Multimeter

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

Post-cesarean delivery dilemma: to cesarean again, or not?

A new study published in the American Journal of Obstetrics and Gynecology suggests that low-risk women who have had previous cesarean deliveries may benefit from trial of labor, which can reduce maternal fevers and need for transfusion or hysterectomy, while increasing small risk to the baby

Parent education program helps prevent AIDS

A Cornell University parent-education program has shown that it can triple the likelihood of parents discussing HIV risk reduction with their children. The program also significantly increases the likelihood that parents will make personal risk behavior changes and obtain HIV testing. The study, which involved 375 parents in New York C...

Early oral contraceptive formulations linked to breast cancer risk

Women with a strong family history of breast cancer who have used early oral contraceptives, particularly those introduced before 1975, may be at heightened risk of developing breast cancer. The study found a 3.3-fold increased risk for first-degree relatives, especially sisters and daughters.

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

Lifestyle and behavior changes may help reduce health care costs

A study of over 46,000 individuals found that lifestyle changes can significantly impact healthcare costs. The researchers identified 10 modifiable health risks that account for 25% of total annual expenditures, with stress-related problems being the costliest factor.

Dietary patterns predict heart attack risk in middle-aged men

The study found that a Western diet pattern was associated with an increased risk of coronary heart disease in middle-aged men, particularly those who smoked. In contrast, a prudent diet pattern was linked to lower risks, even when accounting for other factors such as smoking and family history.

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.

Vacations may improve your health

A nine-year study of over 12,000 men at high risk for coronary heart disease found that those with regular annual vacations had a lower risk of death. Vacations were more protective against death from coronary heart disease than diseases like cancer, possibly due to stress reduction and engagement in restorative behaviors.

Beyond the French paradox

A recent study published in Alcoholism: Clinical & Experimental Research found that moderate alcohol consumption may inhibit the development of atherosclerotic lesions and halt their progression. This suggests that alcohol may have protective properties against heart disease, contradicting the traditional view known as the French paradox.

My heart couldn't take it

A study surveyed over 300 women aged 70+ about fitness activities, finding they generally recognize health benefits but experience strong, anxiety-driven fears of risks. The researcher recommends specialty programs addressing specific needs, improving perceptions of exercise as a viable disease risk reduction strategy.

Elderly smokers also benefit from quitting

A recent study review suggests that elderly smokers who quit can significantly reduce their risk of lung cancer, chronic obstructive pulmonary disease (COPD), and coronary artery disease. Additionally, quitting at an older age can still lead to improved life expectancy and a lower risk of smoking-induced mortality.

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.

Balanced diet lowers homocysteine, reducing risk of heart disease

A well-balanced diet, such as the DASH diet, significantly lowers blood levels of homocysteine, a by-product of protein metabolism. This reduction is predicted to lower the risk of heart disease by 7 to 9 percent. Additionally, reductions in blood pressure and cholesterol from the DASH diet should further reduce heart disease risk.

Cigar smoking is a serious risk to public health

Research finds that cigar smoking causes cancers of the lung and upper aerodigestive tract, with risks approaching those of cigarette smoking. Environmental cigar smoke contributes significantly to indoor air pollution, posing health hazards.

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.