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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

Physical activity improves life expectancy and cardiovascular health

A recent study published in Archives of Internal Medicine found that higher levels of physical activity significantly improved life expectancy and years lived without cardiovascular disease. The study, led by Dr. Oscar H. Franco, analyzed data from the Framingham Heart Study and found that moderate to high levels of physical activity i...

Urban Britain is a recipe for heart disease

A three-year study by the University of Manchester found that people migrating from India to Britain are at greater risk of cardiovascular disease due to higher body mass, blood pressure, and cholesterol levels. The research highlights the importance of adopting a healthy lifestyle with a balanced diet and regular exercise.

Phenolic compounds may explain Mediterranean diet benefits

Researchers found that phenolic compounds in olive oil improved endothelial function and reduced oxidative stress. The study suggests a possible mechanism by which the Mediterranean diet's health benefits are achieved, but further research is needed to confirm these findings.

Deprived people less likely to get treatment to prevent heart disease

A study by the University of Bristol found that socio-economically deprived individuals are less likely to receive cholesterol and blood pressure-lowering treatment. The Framingham score, used to identify high-risk patients, was shown to underestimate risk in these groups, resulting in inadequate preventive treatments.

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.

Leeches provide source for cardiovascular drugs

Researchers have identified 16 new serine protease inhibitors in the saliva of medical leeches, which could be used to treat cardiovascular disease. The compounds may inhibit thrombus development and are a promising lead for anticoagulant and fibrinolytic drugs.

Smoking risk factors among aboriginal youth

A recent study by Ravi Retnakaran and colleagues found that Aboriginal youths who smoked more than six cigarettes per day had higher systolic blood pressure and plasma homocysteine levels. The study highlights the importance of addressing smoking habits among Aboriginal youth to prevent cardiovascular disease.

Substance lining blood vessels may cause cardiovascular disease

A new study suggests that ADMA, a substance found in blood vessel linings, may actually contribute to the development of cardiovascular diseases. Researchers found that high levels of ADMA stimulate genes associated with lung, heart, and kidney disease, paving the way for potential new treatment strategies.

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.

CIRM awards $2.4 million training grant to the Gladstone Institutes

The Gladstone Institutes will develop a core curriculum of required and elective courses spanning various stem cell research disciplines. The CIRM Scholars Training Program aims to advance regenerative medicine by focusing on understanding the fundamental mechanisms related to stem cells.

Metabolic Syndrome, a map of the cardiovascular damage

The metabolic syndrome is frequently present in middle-aged subjects, coinciding with adverse cardiovascular changes, including inflammation, thickening of the heart, and atherosclerosis. Every additional component of MS increases the likelihood of cardiovascular damage.

Arrhythmias and sport

The study found that adolescents and young adults involved in competitive sports had a two and a half times higher risk of sudden death. ECG screening identified vulnerable young people, reducing sports-related sudden death from hypertrophic cardiomyopathy.

Advice to cardiac patients regarding sports and exercise

Regular aerobic exercise training is safe and beneficial for cardiac patients, even those with reduced left ventricular function. Appropriate screening and controlled exercise intensity are crucial to minimize risk. Athletes with coronary artery disease can participate in low-intensity competitive sports under supervision.

Apple iPhone 17 Pro

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

EuroAction demonstrates reduction in CVD

The EuroAction project demonstrates a significant reduction in cardiovascular disease (CVD) risk factors through a family-based, behavioural approach. Patients and partners achieved improvements in lifestyle, cardiovascular risk factors, and medication use, including increased physical activity and healthier diets.

Heart Health Conference to promote heart plan for Europe

The European Commission's Heart Health Conference aims to promote cardiovascular disease (CVD) prevention measures across Europe. The conference concluded with key actions for member states and the EC to implement to improve cardiovascular health in Europe, emphasizing the need for a long-term approach through public health strategies.

Low birth weight of a baby entails risks for the baby's father

A new study from Karolinska Institutet found an inverse relationship between the birth weight of a baby and the risk of cardiovascular diseases among fathers, suggesting genetic factors may be at play. The study also revealed that mothers of babies with low birth weights are more likely to develop cardiovascular disease.

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.

ESC emphasizes underestimated effects of tobacco use

Heavy smoking is associated with a four-fold increase in major cardiovascular events, emphasizing the need for enhanced policies and individual support. The European Society of Cardiology advocates for smoke-free environments and access to quitting resources.

Sex, gender and heart disease—MUHC researcher leads Canada-wide team

A Canada-wide team led by Dr. Louise Pilote at the McGill University Health Centre is investigating key unknowns in cardiovascular disease manifestation between men and women. The project will address both biological and genetic factors as well as social and behavioural factors involved in the disease.

Fluke 87V Industrial Digital Multimeter

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

New GP contract may not improve treatment for heart failure patients

A new general medical services contract in the UK may not adequately address the needs of patients with chronic heart failure. Despite efforts to improve management and diagnosis, concerns remain about the level of support provided by secondary care, particularly access to specialist advice and diagnostic resources.

Burden of cardiovascular disease will shift to the developing world

The study finds that major cardiovascular risk factors, such as obesity and high blood pressure, are increasing in low-income and middle-income countries, particularly in cities. As a result, these countries will face high levels of cardiovascular disease alongside infectious diseases.

Perceived discrimination linked to coronary artery calcification

Chronic exposure to discrimination may increase the risk of cardiovascular disease in African-American women, according to a study. The research found that higher levels of perceived discrimination were associated with greater calcium buildup in the arteries, highlighting the importance of addressing this stressor for heart health.

Celestron NexStar 8SE Computerized Telescope

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

Vascular structure and function improve with diet and exercise

Researchers found that a personalized physical exercise and Mediterranean-style diet plan improved vascular structure and function in volunteers with pre-clinical cardiovascular disease risk factors. Average VO2 max increased by 3.2 mL/min/kg, while body weight decreased significantly.

How HDL keeps the heart healthy

A study published in the Journal of Clinical Investigation reveals that HDL (high-density lipoprotein) activates an enzyme called eNOS, leading to a cellular signal that depends on cholesterol efflux. The activation of eNOS is mediated by two intact domains of SR-BI, which act as 'cholesterol sensors' triggering cellular events.

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.

Men with severe sleep breathing disorder have higher risk of heart problems

A large study found that untreated severe sleep breathing disorder, also known as obstructive sleep apnoea-hypopnoea, significantly increases the risk of fatal and non-fatal cardiovascular events in men. Effective treatment with CPAP reduces this risk. Simple snoring is not a significant cardiovascular risk factor.

Inflammatory condition doubles heart attack, stroke risk

A new study published in Heart found that individuals with giant cell arteritis (GCA) have a significantly higher risk of cardiovascular disease compared to healthy adults. The prevalence of GCA is estimated at one per every 500 seniors, and patients with this condition are more than twice as likely to experience heart attacks or strokes.

Inflammation elevates risk of cardiac death in rheumatoid arthritis patients

Rheumatoid arthritis patients with swelling in large joints, vasculitis, lung disease, or high ESR levels have a significantly increased risk of dying from heart conditions. The study suggests that systemic inflammation promotes this risk and hypothesizes that closely monitoring and controlling inflammation may decrease the risk.

Migraine linked to risky heart health

People with migraine are 43% more likely to be smokers and have high cholesterol, while those with aura symptoms are more likely to have high blood pressure and history of stroke or heart disease. The study suggests a shared predisposition toward both conditions.

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.

Baked or broiled fish may help reduce the risk of stroke

Eating baked or broiled fish regularly has been linked to a reduced risk of stroke in older adults. A study found that consuming broiled or baked fish one to four times per week was associated with a 28-32% lower risk of ischemic stroke, while fried fish and fish sandwiches increased the risk by 37-44%.

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.

Born to run? Capacity for aerobic exercise linked to risk of heart disease

A new study found that rats bred for low aerobic exercise capacity had more cardiovascular disease risk factors than those bred for high exercise capacity. The researchers discovered a close association between low aerobic capacity and metabolic syndrome, including high blood pressure, insulin-resistance, and abdominal fat.

Number of adults with high blood pressure set to soar by 2025

The global prevalence of high blood pressure is expected to increase from a quarter to a third by 2025, totaling over 1 billion adults. Developing countries are projected to bear the brunt of this increase, with three-quarters of the world's population with high blood pressure in these regions.

NHLBI statement on oral contraceptive study

Recent research analysis finds no significant link between oral contraceptive use and cardiovascular disease in postmenopausal women. The NHLBI emphasizes the importance of randomized controlled trials for establishing scientific evidence, citing biases and errors in exploratory analyses.

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.

Decline in cardiovascular disease reported in patients with diabetes

Adults with diabetes have experienced a 50% reduction in the rate of incident CVD, while those without diabetes saw a 35% reduction. Patients with diabetes have benefited from similar declines as those without, with substantial room for further progress to reduce high CVD event risks.

Smoking not linked to hearing loss

Research found no significant association between serum cotinine levels and hearing loss, contradicting previous reports. The study included 197 patients with new hearing loss and 394 without, but noted the need for further longitudinal studies to clarify the relationship.

Asymptomatic cardiovascular changes are powerful predictor of future heart disease

Researchers found that early cardiovascular changes, such as carotid artery narrowing and electrocardiographic abnormalities, are strong independent risk factors for future cardiovascular events. These measures were more powerful in identifying high-risk individuals among women, particularly black women, who faced a significantly highe...

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.

Air pollution may cause and speed up artery disease

A new study found that long-term air pollution exposure contributes to cardiovascular problems at an early stage of the disease, enhancing atherosclerosis. The strongest association was seen in women over 60, with a 15.7% increase in CIMT for every 10 ug/m3 increase in PM2.5.

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.

Lipids vary by race, gender

A study found racial and gender differences in lipid profiles, with African-American women having the best distribution and white men having the worst. These differences can determine cardiovascular disease risk.

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.

Annals of Internal Medicine tip sheet for Sept. 21, 2004

Two studies find that high hemoglobin A1c levels are an independent risk factor for cardiovascular events, including heart disease and stroke. Improvements in glycemic control may improve health outcomes in people without diabetes.

ESC Congress 2004: Competitive sport and cardiomyopathy

The European Society of Cardiology provides recommendations for athletes with cardiovascular disease, balancing risks and benefits of competitive sport. The panel aims to inform physicians and cardiologists about safe sport activities for candidates with cardiovascular abnormalities.

ESC Gold Medal awarded to Ireland's Minister for Health and Children

The European Society of Cardiology awarded Ireland's Minister for Health and Children the Gold Medal for his efforts to move cardiovascular disease up the political agenda. The Minister has led initiatives in public health and medical arenas, including heart health promotion and data registration standards.

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.