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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

Chest pain duration can signal heart attack

A study by researchers at Henry Ford Hospital found that patients with longer-lasting chest pain are more likely to have a heart attack. Patients with chest pain of short duration, less than 5 minutes, are unlikely to have a heart attack and have a good prognosis at 30 days.

MRI may predict heart attack and stroke risk in people with diabetes

A new study published in Radiology found that whole-body MRI can accurately predict the risk of heart attack and stroke in diabetic patients. The study revealed that patients with detectable vascular changes on whole-body MRI faced a cumulative risk rate of 20% at three years, increasing to 35% at six years.

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.

Best of ESC Congress 2013

The European Society of Cardiology (ESC) Congress 2013 presented several significant studies on cardiovascular disease treatment, including new anticoagulants, heart attack therapies, and preventive measures. The event also highlighted the need for better healthcare access and policy changes to combat CVD in Europe.

Heart attack death rates unchanged in spite of faster care at hospitals

A study found that heart attack mortality rates have not declined despite a significant reduction in door-to-balloon time, highlighting the need for further strategies to improve care. The analysis of 100,000 heart attack admissions revealed that faster treatment times did not lead to better patient outcomes.

Fluke 87V Industrial Digital Multimeter

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

Anker Laptop Power Bank 25,000mAh (Triple 100W USB-C)

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

Quitting smoking drops heart attack risk to levels of never smokers

A recent study published by the European Society of Cardiology found that quitting smoking reduces the risk of heart attacks and death to levels seen in never smokers. However, it does not reduce the presence or severity of coronary artery disease (CAD). The study examined over 13,000 patients from around the world and found that activ...

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.

What is your heart attack risk?

Researchers used clustering techniques to analyze 300 patient cases and identify specific risk factors associated with heart attack risk. Key findings include the importance of age, gender, and lifestyle habits in determining cardiac risk levels.

Drug dosing for older heart patients should differ

A new study suggests that a half-dose of prasugrel, an anti-platelet drug used to treat heart attacks, works as well as the typical dosage in older patients over 75. The research found no greater risk of bleeding problems with a lower dose of 5-mg/day prasugrel compared to the standard 75-mg clopidogrel dosage.

Apple iPhone 17 Pro

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

1-year results of ADAPT-DES trial published in The Lancet

High platelet reactivity after drug-eluting stent implantation was associated with increased risk of stent thrombosis and heart attack, while also reducing major bleeding. However, the association between high platelet reactivity and mortality was not independent.

Skipping breakfast may increase coronary heart disease risk

A study of 26,902 male health professionals found that skipping breakfast was associated with a 27% increased risk of heart attack or death from coronary heart disease. Men who reported eating late at night also had a higher risk of coronary heart disease, but this may not be a major public health concern due to low prevalence in the s...

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.

Don't worry, be healthy

Researchers found that participants with cheerful temperaments had a one-third reduction in coronary events, with those at highest risk experiencing nearly a 50% decrease. The study's findings suggest a general sense of well-being can have an actual effect on disease and may lead to better health outcomes.

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.

Laughing gas does not increase heart attacks

Researchers at Washington University School of Medicine found no link between nitrous oxide anesthesia and increased risk of heart attack. Despite concerns about the impact on homocysteine levels, the study showed that B vitamins did not influence heart attack risk in surgery patients.

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.

Higher strength statins do not increase risk of kidney injury

Researchers analyzed data from two large clinical trials to investigate the impact of high-dose statins on kidney function. The findings suggest that higher-strength statins do not increase the risk of hospitalizations with kidney injury when compared to low-dose statins.

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.

Alzheimer's disease drugs linked to reduced risk of heart attacks

A nationwide study in Sweden found that people with Alzheimer's disease taking cholinesterase inhibitors have a 36% lower risk of death, 38% lower risk of heart attack, and 26% lower risk of cardiovascular deaths compared to non-users. Patients on the highest recommended doses had the lowest risk of heart attack or death.

Poor sleep linked to PTSD after heart attack

Symptoms of post-traumatic stress disorder (PTSD) following a heart attack are relatively common and associated with poor sleep quality. The study found that survivors with PTSD have a doubled risk of having another cardiac event or dying within one to three years.

Meta Quest 3 512GB

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

Diagnosing heart attacks: There's an app for that

A new experimental iPhone application has been shown to transmit diagnostic heart images faster and with greater reliability than current methods. The app could help save lives by speeding treatment for STEMI, the deadliest type of heart attack.

Young women often less healthy than young men before heart attacks

A study found that young women are less healthy and have a poorer quality of life prior to a heart attack compared to men of similar age. Researchers also discovered that women are more likely to have conditions associated with heart disease, such as diabetes and depression.

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.

Adoption of healthy lifestyle low by individuals with CVD

A study found low prevalence of healthy lifestyle behaviors, such as regular physical activity and healthy diets, in individuals with CHD or stroke globally. The data suggests that high-income countries have higher rates of cessation from smoking and healthier lifestyles.

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.

Chelation therapy may result in small reduction of risk of CV events

A randomized trial found that chelation therapy with disodium EDTA modestly reduced the risk of a composite of adverse cardiovascular outcomes, but did not support routine use for treatment of patients who have had a heart attack. The study included 1,708 patients and showed no effect on total mortality.

Can we treat a 'new' coronary heart disease risk factor?

Researchers found that a patient-preference, centralized depression care approach significantly reduced depressive symptoms and improved health outcomes for heart attack survivors. The study showed that this type of treatment was feasible, effective, and potentially cost-neutral within six months.

Job burnout can severely compromise heart health

Researchers found a strong link between job burnout and coronary heart disease, with the top 20% of burnt-out employees facing a 79% increased risk. Burnout is associated with physical wear and tear, weakening the body's defenses against cardiovascular disease.

Major bleeding following PCI associated with increased risk of death

A study of over 3.3 million PCI procedures found that major bleeding was associated with significantly increased in-hospital mortality, with an estimated 12% of deaths related to bleeding complications. The researchers suggest that bleeding-related mortality may be modifiable through established strategies.

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.

Clot-busting drug as effective as angioplasty

Researchers found that a clot-busting therapy can benefit some heart attack patients who cannot have immediate angioplasty, reducing all-cause mortality and cardiac rehospitalization. The STREAM trial included 1,915 patients from 15 countries and showed that drug therapy before transfer was at least as effective as angioplasty.

A new drug reduces heart damage

A new anti-inflammatory drug, inclacumab, has shown promising results in reducing heart muscle damage during angioplasty. The study involved 530 patients with myocardial infarction and found that a single dose of the drug reduced troponin I levels by 24%, offering great promise for its potential use in treating heart attack patients.

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.

Higher heart attack rates continue 6 years after Katrina

A study found that six years after Hurricane Katrina, New Orleans residents experienced a three-fold increased risk of heart attack. Psychosocial factors, including chronic stress and anxiety disorders, played a significant role in this increase.

High BMI linked to heart attack, stroke in young women

A nationwide Danish study finds that young women with a high body mass index (BMI) are twice as likely to suffer a life-threatening heart attack or stroke within four to five years after childbirth. The study, led by Michelle Schmiegelow, examines the association between obesity and cardiac events in women aged 35-44.

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.

CT angiography helps predict heart attack risk

A new study found that CT angiography is an effective tool for determining the risk of heart attacks and other adverse cardiac events in patients with suspected coronary artery disease but no treatable risk factors. The test identified a high prevalence of coronary artery disease, even in patients without modifiable risk factors.

JCI early table of contents for Feb. 15, 2013

Researchers found that cigarette smoke-induced miRNA alterations promote lung carcinogenesis by repressing miR-487b. Additionally, high levels of ox-CaMKII are linked to increased risk of sudden death after heart attack in diabetic patients, suggesting a potential mechanism for increased mortality.

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.