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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

Obesity, diet, inactivity linked to dementia risk

Eating spinach and broccoli may slow cognitive decline; green leafy vegetables are associated with better brain health; complex leisure activities combining social, mental, and physical activity can prevent dementia.

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.

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.

Chronic diseases need global health attention

Chronic diseases are the largest cause of death worldwide, with a projected increase in global prevalence over the next two decades. Key risk factors include tobacco use, unhealthful diets, and lack of physical activity, with most cases occurring in developing countries.

OTC statins: A bad decision for public health

The UK government has rejected proposals to sell simvastatin over-the-counter for the primary prevention of heart disease due to financial reasons. This decision may increase inequalities as many people cannot afford the medication, which is currently prescribed to around 1.8 million people in the UK.

Emory study finds mental health and heart disease tightly linked

A recent Emory University study found that adults with better mental health have a lower risk of cardiovascular disease. Only 17% of the sample met full mental health criteria, highlighting the need for healthcare professionals to consider mental well-being in treating patients with heart conditions.

Meta Quest 3 512GB

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

Parents' heart attack or stroke raises risk in their middle-aged children

A study by Northwestern University and the Framingham Heart Study found that parents with early-onset cardiovascular disease double the risk of heart attack or stroke in their children. Children with intermediate levels of risk factors are most affected, making parental cardiovascular disease a strong predictor of risk.

Calling for standards in cardiology data collection and analysis

The European Society of Cardiology is calling for consistency across Europe in terms of data collection and analysis in cardiology. The CARDS meeting aims to agree European data standards, enabling local, national and international comparisons of data using set standards.

Increased risk of cardiovascular disease shown in PCOS patients

Two studies show that women with PCOS are at higher risk for cardiovascular disease due to elevated CRP levels and metabolic abnormalities. Obese women with PCOS symptoms are particularly at risk, highlighting the need for close monitoring of CVD risk factors in this population.

Apple iPhone 17 Pro

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

Trans fat linked to increase in cholesterol

A new animal study has found that trans fats can significantly increase total cholesterol and LDL-C levels, as well as TC/HDL-C ratios, in a swine model. The study suggests that high-trans fat diets may promote the rapid development of cardiovascular disease.

HOW, not just WHAT, we eat affects our health

A study presented at a dental research conference explores the link between oral health and diet, finding that poor oral health can lead to unhealthy eating habits. The presentation highlights the potential consequences for systemic diseases such as cardiovascular disease and malignancy.

Folic acid fortification may have lowered stroke deaths

A recent study found that folic acid fortification was associated with a significant decline in stroke-related mortality rates. The researchers estimated that 31,000 stroke-associated deaths and 17,000 deaths related to ischemic heart disease may have been prevented each year since fortification was implemented.

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.

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.

Arteries clog earlier in people with lupus, says new study

A new study published in the New England Journal of Medicine found that people with lupus are more likely to develop fatty deposits in their arteries, accelerating atherosclerosis. The risk is higher in patients who have had the disease longer and those who have used less immunosuppressive treatment.

Stroke may increase risk of Alzheimer disease

Researchers found a significant association between stroke and an increased risk of developing Alzheimer's disease in older patients. Patients with a history of stroke were 60% more likely to develop AD, with the risk highest among those with established vascular risk factors.

Air pollution, even at 'safe' levels, is bad for the heart

A study found a significant positive association between cardiovascular disease deaths and air pollutants in Athens, Greece, with a 10-mg/m3 increase in black smoke linked to a 4% increase in CVD deaths. High carbon monoxide levels also showed a strong correlation with increased heart disease risk.

More risk factors for heart disease increase Medicare cost

Studies found that individuals with cardiovascular risk factors identified in middle age had significantly higher Medicare costs after age 65 and during their last year of life. Those with more risk factors spent more on treating cardiovascular disease and experienced greater healthcare expenditures overall.

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.

COPD's changing face

Women with COPD are accounting for an increasing number of deaths due to rising smoking rates and occupational exposures. The disease was previously thought to be a male-dominated condition, but recent studies have shown that women's lung health has improved significantly over the past few decades.

New program establishes distinguished scholar in thrombosis

The American College of Chest Physicians has established a new Distinguished Scholar program, supporting the development of an original educational project on thrombosis and patient care. Dr. Morris will explore pulmonary care in his project, creating new knowledge to advance best practices.

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.

Dutch diet contains too little folic acid

Researchers found that a significant portion of folic acid is poorly absorbed by the body due to its conversion into the monoglutamate form, affecting overall absorption rates. The study suggests increasing dietary advice or product formulations with more easily absorbable forms of folic acid could help address this issue.

Celestron NexStar 8SE Computerized Telescope

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

Eating peanuts helps keep heart healthy without weight gain

Research by Richard Mattes and Corinna Alper found that regular peanut consumption reduces the risk of cardiovascular disease without causing significant weight gain. The study involved three trials where participants added peanuts to their diet, with no increase in body weight detected despite adding 500 calories a day.

C-reactive proteins: Should everyone be tested?

The CDC recommends testing C-reactive protein levels in patients with intermediate risk of cardiovascular disease, and in those with acute coronary syndromes or stable coronary disease. The guidelines also emphasize the importance of standardizing laboratory test results to accurately measure hsCRP levels.

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.

Statins benefit for kidney-transplant patients

A large international study has found that kidney-transplant patients who receive statin therapy experience reduced cardiovascular risk and mortality. The study's findings support the use of statins as a preventive measure for these high-risk patients, particularly those with mild renal failure.

Research links erectile dysfunction and cardiovascular disease

A study of over 4,000 men found that erectile dysfunction is strongly associated with cardiovascular disease. Men without diagnosed cardiovascular disease who had erectile dysfunction were more likely to have risk factors like diabetes, smoking, high blood pressure, and low HDL cholesterol.

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.

Physical activity in the elderly ruled in part by genetics

A new study investigates the likelihood that physical activity level regulation with aging is controlled, in part, by genetic factors. The research found significant differences between strains of female mice in physical activity measurements, suggesting a genetic influence on age-related changes in daily physical activity levels.

Statins could reduce risk of cardiovascular disease

A new study found that statins can significantly reduce the risk of cardiovascular disease in people with high blood pressure and normal or low cholesterol levels. The treatment resulted in a 36% lower risk of primary events such as death from CHD and non-fatal heart attacks, primarily within the first year of treatment.

Fluke 87V Industrial Digital Multimeter

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

CRESTOR gets more patients to LDL-C goal than current lipid-lowering therapy

A study published in MERCURY I showed that CRESTOR 10mg effectively lowered LDL-C levels and enabled over eight out of ten patients to achieve their LDL-C goals. The medication demonstrated superior efficacy compared to atorvastatin, making it a valuable treatment option for managing high cholesterol and reducing cardiovascular risk.

Emory study finds depression has negative impact on CABG outcome

A new Emory University study reveals that depression has a negative impact on CABG outcomes, with depressed patients experiencing less improvement in physical function. The research emphasizes the importance of treating symptoms of clinical depression aggressively in cardiovascular disease patients.

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.

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.

American Heart Association: obesity prevention begins in childhood

The American Heart Association's scientific statement highlights the importance of preventing childhood obesity to reduce adult heart disease risk. Studies show that obesity in children is linked to insulin resistance, type 2 diabetes, and cardiovascular disease, emphasizing the need for early interventions.

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.

Ibuprofen could reduce cardioprotective effect of aspirin

Researchers found that combining ibuprofen with aspirin increased the risk of death from any cause and cardiovascular disease by 75% and 200%, respectively. Patients taking both medications also had a higher risk of bleeding from stomach ulcers.

NHLBI study finds possible new indicator of heart disease risk

A recent NHLBI study found a link between low levels of endothelial progenitor cells and increased cardiovascular disease risk. The study suggests that these cells play a crucial role in repairing damaged blood vessels, and their depletion may contribute to the progression of heart disease.

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.

Expressing anger may protect against stroke and heart disease

A new study found that men with moderate anger expression had nearly half the risk of nonfatal heart attacks and a significant reduction in stroke risk compared to those with low anger expression. Moderate anger may be protective against cardiovascular disease over a limited period, according to researchers.

Further evidence that HRT does not protect against cardiovascular disease

A study of 1000 postmenopausal women who survived a first heart attack found no difference in recurrent heart attacks or cardiac death between those given oestrogen therapy and placebo. The study provides insufficient evidence to alter current guidance against HRT for cardiovascular disease prevention.

Is there a common genetic link for depression and cardiovascular disease?

A study found a common genetic link between depression and cardiovascular disease, with increased frequency of specific gene variants in patients with severe depression. The combined presence of ACE-D and G-ß3-T alleles was associated with an elevated risk of cardiovascular disorders and depression.

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.

Study shows first progress in heart-failure survival

A recent study from the Framingham Heart Study has shown a small but significant improvement in heart-failure survival rates since the 1990s. This increase is attributed to the widespread adoption of proven-effective medications such as beta-blockers, ACE inhibitors, and aldosterone antagonists. The findings suggest that treating patie...

Heart size and function uncoupled by researchers

A team of researchers, led by Josef Penninger, found that the PTEN and PI3K alpha and gamma proteins work together to regulate heart size. They also discovered that when these proteins are shut down, large hearts can pump more efficiently than normal-sized hearts.

Researchers link red wine to 'good cholesterol'

A new study found that moderate red wine consumption is associated with higher levels of HDL cholesterol in regular drinkers. The researchers discovered that the fatty acid composition of these HDL particles may play a beneficial role in reducing cardiovascular risk.

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.