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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

Fluke 87V Industrial Digital Multimeter

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

2013 ESH/ESC Guidelines for the management of arterial hypertension

The 2013 guidelines recommend a single systolic blood pressure target of 140 mmHg, with an increased role for home blood pressure monitoring. They also stress the importance of assessing totality of risk factors and consider individualized treatment approaches. Lifestyle changes, such as reducing salt and alcohol intake, are crucial fo...

Genetic research clarifies link between hypertension and vitamin D deficiency

A large-scale genetic study found a significant link between high vitamin D levels and reduced blood pressure, reducing the risk of hypertension. The researchers used genetic variants as proxy markers for vitamin D status to test for causality, providing strong evidence for the potential prevention of cardiovascular disease through vit...

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.

The Lancet series on global kidney disease

Chronic kidney disease (CKD) is now a global epidemic with prevalence exceeding 10% in most countries and as high as 50% in certain populations. CKD increases with age and is more common among black people, those with diabetes or cardiovascular disease.

Good kidney health begins before birth

Research found that low birth weight and prematurity are linked to low nephron numbers, increasing the risk of high blood pressure and chronic kidney disease. The study suggests clinicians use birth weight as a parameter for screening patients.

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.

Salt levels in food still dangerously high

New Northwestern Medicine study finds sodium content in processed foods and fast-food restaurants unchanged between 2005-2011. The industry's failure to reduce salt levels poses significant public health risks, including high blood pressure and heart disease.

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.

Obesity in early 20s curbs chances of reaching middle age

Young men who are obese in their early 20s are significantly more likely to develop serious health issues by middle age. They are eight times as likely to get diabetes and four times as likely to experience a potentially fatal blood clot compared to normal-weight peers.

ESC recommends patients and centres for renal denervation

The European Society of Cardiology recommends catheter-based renal denervation for patients with resistant hypertension, indicating its potential in treating multiple cardiovascular diseases. The technique involves radiofrequency ablation to reset renal blood pressure regulation and reduce whole-body sympathetic nerve activity.

Apple iPhone 17 Pro

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

JCI early table of contents for April 24, 2013

Researchers at Cedars-Sinai Medical Center discovered that the renin angiotensin system plays a fundamental role in hypertension. They found that mice without ACE in their kidneys were resistant to high blood pressure, indicating that targeting angiotensin production may be an effective approach to treat hypertension. In contrast, stud...

Blood pressure out of control at safety-net clinics

A Michigan State University analysis found that federally funded safety-net clinics lag behind in controlling high blood pressure among low-income patients. Only 38% of hypertensive patients had their blood pressure under control at a mid-Michigan safety-net clinic, with diabetes patients facing even greater challenges.

Common pregnancy conditions risk future diabetes

A Canadian study of over 1 million women found that pre-eclampsia and gestational hypertension may double the chance of being diagnosed with diabetes years after pregnancy. Women with a history of these conditions, especially combined with gestational diabetes, are at a higher risk of developing future diabetes.

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.

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.

Huge disparities in hypertension seen across US counties

The study found significant differences across US counties, genders, and ethnic groups in hypertension treatment and control. Despite high prevalence of hypertension in the southeast, the region also had the highest levels of treatment.

America: Time to shake the salt habit?

A review of literature suggests that lowering salt intake is associated with decreased cardiovascular disease and mortality. National studies in Finland and Great Britain show a significant decrease in death due to stroke and coronary heart disease after instituting a national salt-reduction program.

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.

Uncontrolled hypertension could bring increased risk for Alzheimer's disease

A recent study published in JAMA Neurology found that unmedicated adults with hypertension and a genetic risk factor for Alzheimer's disease have higher amyloid plaque levels than other groups. Controlling hypertension may significantly decrease the risk of developing amyloid deposits, even in those with genetic risk.

Annals of Internal Medicine tip sheet for March 19, 2013

Researchers found that most medical subspecialty practices are unable to accommodate patients who use wheelchairs, citing transfer issues as the primary barrier. A new study suggests hydrochlorothiazide may be a safer treatment option than chlorthalidone for elderly patients with hypertension, due to its lower risk of electrolyte imbal...

Vitamin D may lower blood pressure in African-Americans

A new study from Brigham and Women's Hospital found that vitamin D supplementation can help reduce systolic blood pressure in African-American adults. The study showed modest but significant gains, suggesting that widespread use of vitamin D supplementation could have substantial public health benefits for this demographic.

Patient reports via telemedicine result in lower blood pressure

Using a telemedicine system to engage people in underserved urban communities resulted in significant reductions in systolic blood pressure. Nearly all study participants lowered their blood pressure, with those using the interactive reporting system achieving an average drop of 19 mmHg compared to 12 mmHg for non-telemedicine users.

Garmin GPSMAP 67i with inReach

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

Pregnant mother's blood pressure may affect future health of children

A study of over 750,000 births in Denmark found that mild maternal hypertension early in pregnancy benefits the fetus, but late-pregnancy hypertension has negative health consequences for the child. Mothers with minor increases in blood pressure in the first trimester have babies with better health outcomes.

Birth order linked to increased risk of diabetes, metabolic disorders

A study found a 21% drop in insulin sensitivity among first-born children, leading to higher daytime blood pressure and increased risk of conditions like type 2 diabetes. First-borns tend to be taller and slimmer than their later-born counterparts due to changes in the mother's uterus during pregnancy.

High blood pressure during pregnancy may signal later heart disease risk

New research in American Heart Association journal Circulation reveals that high blood pressure during pregnancy may signal a higher risk of heart and kidney disease, as well as diabetes. Women who had high blood pressure during pregnancy were found to have a significantly increased risk of cardiovascular diseases later in life.

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.

Traumatic brain injury complications common among US combat soldiers

A study found that traumatic brain injury complications, including cerebral vasospasm and intracranial hypertension, are prevalent among US combat soldiers. Researchers analyzed data from 122 patients with traumatic brain injuries and found that over 40% had high intracranial pressure.

Native Hawaiians have bleeding strokes at earlier age, independent of meth use

Research found Native Hawaiians and Pacific Islanders have a higher risk of intracerebral hemorrhage before age 45 compared to non-Hispanic whites. The study revealed that Native Hawaiians were 54 years old when they had a hemorrhagic stroke, whereas non-Hispanic whites were 68 years old, highlighting the disparity in vascular health.

JCI early table of contents for Jan. 25, 2013

Researchers found that stress accelerates prostate cancer development in mice, while a genetic mutation in the NESP4 gene disrupts a cellular complex essential for hearing. Combining green tea extract with vardenafil enhances anti-cancer effects in a mouse model of multiple myeloma.

Black patients with hypertension not prescribed diuretics enough

Researchers at Weill Cornell Medical College found that less than half of black patients with uncontrolled hypertension were prescribed a diuretic drug, despite its proven benefits and low cost. The study highlights the need for physicians to follow established guidelines and prescribe diuretics as recommended for this population.

Hypertension during pregnancy increases risk of end-stage renal disease

A study published in the Canadian Medical Association Journal found that women with hypertensive disorders during pregnancy are at higher risk of chronic kidney disease and end-stage renal disease. The study analyzed data from over 26,000 women in Taiwan and found an increased risk of end-stage renal disease among those with preeclamps...

Celestron NexStar 8SE Computerized Telescope

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

Simulated Mars mission reveals body's sodium rhythms

A simulated Mars mission revealed rhythmic fluctuations in sodium levels with 7-day and monthly cycles, suggesting sodium storage and implications for blood pressure control. The study found that nearly all ingested salt was excreted in urine, but not daily, and that hormonal responses also fluctuated with these cycles.

Can blood pressure drugs reduce the risk of dementia?

A study found that beta blocker medications reduced brain abnormalities associated with Alzheimer's disease and microinfarcts in elderly Japanese-American men. The results suggest that beta blockers may delay or prevent dementia in people with high blood pressure, particularly those taking the medication alone.

Strength training improves vascular function in young black men

Researchers found that six weeks of resistance training significantly improved blood markers of cardiovascular health in young African-American men, but not Caucasian men. This suggests that resistance exercise training is more beneficial in young African-American men.

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.

Radio waves to kidneys lower persistent high blood pressure

A new study found that directing short bursts of radio waves at nerves surrounding the kidneys lowered blood pressure for at least six months and up to one year. The procedure, called renal denervation, has significant public health implications in treating resistant hypertension.

Physiology department gets training grant from Brazilian scientific group

The Medical College of Georgia at Augusta University has been awarded a three-year, $186,200 grant to advance the education and scientific discovery in physiology. The grant supports the exchange of graduate students and postdoctoral fellows with the University of São Paulo-Ribeirão Preto in Brazil.

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.

Body mass index may determine which blood pressure treatments work best

Research suggests that people with high BMI may benefit from different antihypertensive treatment regimens than those with normal weight. The study found that a combination of benazepril and amlodipine was equally effective across all weight categories, while diuretic-based regimens were more effective in obese individuals.

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.