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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

'Less is more' when it comes to treating high blood pressure

A new study published in Hypertension journal recommends a simplified method of treating hypertension using low doses of single pill combinations, which has shown to be more effective and easier for patients than traditional treatment methods. The 'Simplified Treatment Intervention to Control Hypertension' (STITCH) study found that pat...

Apple iPhone 17 Pro

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

Children with hypertension have trouble with thinking, memory

Recent research reveals children with hypertension have trouble with complicated tasks, working memory, and planning. Anxiety and depression are also common in obese hypertensive children, highlighting the need for early diagnosis and treatment of high blood pressure in this age group.

Drug combination reduces kidney disease risk in diabetics

A combination of two antihypertensive drugs lowers the risk of kidney disease in diabetics, even among those with normal blood pressure. The study found a 21% lower rate of kidney disease events in patients receiving the combination therapy.

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.

Minority health-care clinics separate but unequal

Researchers found that clinics serving higher proportions of minority patients tend to have more challenging work environments and organizational characteristics. This can lead to unfavorable patient and physician outcomes, including lower job satisfaction, increased stress, and burnout.

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.

High blood pressure control continues to improve in England

A study published in Hypertension: Journal of the American Heart Association shows that high blood pressure control increased significantly in England between 2003 and 2006. In 2006, 53% of women and 52% of men achieved control, with awareness and treatment rates also increasing.

Get excess salt out of our diet

A Canadian Medical Association Journal editorial warns of the dangers of excessive salt intake, citing that populations with very low salt consumption have no hypertension. The authors recommend a maximum daily intake of 2.8g for active young people and 2.2g for older adults.

LSUSHC researchers find potential new target for hypertension treatment

Researchers at Louisiana State University Health Sciences Center have found a potential new target for hypertension treatment in the brain's Angiotensin-converting enzyme 2 (ACE2). By blocking one of its receptors, AT1Rs, ACE2 activity increased, normalizing impaired baroreceptor reflex function and blood pressure.

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.

Elderly may have higher blood pressure in cold weather

A study found that elderly individuals have a higher risk of hypertension during colder months, with average systolic blood pressure 5 millimeters of mercury higher in winter than summer. Blood pressure decreases over time are also strongly correlated with outdoor temperature, particularly in participants aged 80 and older.

F-MARC funds more 'soccer and health' research

The F-MARC project aims to investigate the long-term cardio-vascular and musculo-skeletal health effects of regular football and jogging participation. The research focuses on premenopausal untrained women and middle-aged men with hypertension, aiming to provide scientific recommendations for millions of soccer players worldwide.

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.

Higher levels of obesity-related hormone found in patients with psoriasis

Researchers discovered a significant association between psoriasis and high levels of leptin, an obesity-related hormone that contributes to metabolic abnormalities. The study also found that body weight loss can decrease leptin levels and improve insulin sensitivity, potentially reducing the risk of cardiovascular diseases.

Celestron NexStar 8SE Computerized Telescope

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

Hypertension develops early, silently, in African-American men

Young African-American men have higher central blood pressure and stiffer blood vessels compared to their white counterparts, indicating early signs of hypertension. Central blood pressure is a key factor in detecting the problem, suggesting that it may be developing undetected in young African-American men.

Hypertension: A worrying European scenario

A European study found that many people are unaware of their high blood pressure and struggle to manage it. Despite increasing awareness, only half of those diagnosed have optimal control, highlighting the need for urgent initiatives to address this critical health threat.

Crossing the digital divide

A new study by the Oregon Evidence-based Practice Center finds that patients are more likely to use interactive health IT systems when they perceive a real health benefit and receive tailored feedback. The most effective disease self-management systems provide a complete feedback loop with active participation from physicians, current ...

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.

Getting little sleep may be associated with risk of heart disease

A study published in Archives of Internal Medicine found that sleeping less than seven and a half hours per day is associated with future risk of heart disease. Patients with shorter sleep duration plus overnight increased blood pressure had a higher incidence of heart disease.

Blood pressure control inequality linked to deaths among blacks

A study by University of Rochester Medical Center researchers found that black Americans have a higher risk of death from heart disease and stroke due to uncontrolled blood pressure. The researchers concluded that reducing mean blood pressure among blacks could prevent 5,480 deaths annually.

November/December 2008 Annals of Family Medicine tip sheet

Studies examine racial and ethnic disparities in hypertension care and control, finding that racial disparities contribute to nearly 8,000 preventable deaths from heart disease and stroke annually. Researchers also investigate how medication prescribing and blood pressure control vary between ethnic groups in England, revealing signifi...

Low potassium linked to high blood pressure

A recent study published at the American Society of Nephrology's annual meeting found that low potassium levels are strongly linked to high blood pressure in African Americans. The research suggests that consuming more potassium-rich foods, such as fruits and vegetables, may help lower blood pressure.

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.

Maternal and fetal outcomes in kidney donors are similar to non-donors

A study of 2025 women who donated kidneys found that female kidney donors do not face increased risks of miscarriage, premature birth or gestational diabetes. While post-donation pregnancies had higher rates of certain health conditions, these were comparable to those in the general population.

Pregnancy disorder signals need to screen for heart disease

Researchers found that high blood pressure during pregnancy can be an early warning sign of future cardiovascular problems. A study followed 400 Ontario women with pre-eclampsia and found they had higher rates of elevated blood pressure and lipids, suggesting a link between the condition and increased cardiovascular risk.

JCI online early table of contents: Nov. 3, 2008

A new role for the protein PrP has been identified in regulating food intake, with mice lacking PrP becoming obese in adulthood. Additionally, a protein FHL1 has been found to help heart muscle cells respond to high pressure, while a protein AIP1 regulates blood vessel formation under inflammatory conditions.

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.

Grapes may aid a bunch of heart risk factors, animal study finds

A new University of Michigan Cardiovascular Center study suggests that grapes can lower blood pressure and signs of heart muscle damage, and improve heart function in lab rats. The effect is thought to be due to the high level of phytochemicals - naturally occurring antioxidants - found in grapes.

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.

Hypertension disparity linked to environment

A study by Johns Hopkins Bloomberg School of Public Health found that nearly 31% of hypertension disparity among African Americans and non-Hispanic whites is attributable to environmental factors. The researchers suggest that social environment plays a greater role in the disparity.

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.

Disease leads to vision loss more often in men

A new study published in Neurology reveals that men with idiopathic intracranial hypertension are two times more likely to experience severe vision problems than women. The research suggests that men with this condition should have closer monitoring of their eyesight and potentially more aggressive treatment when vision loss is detected.

Drug may reduce coronary artery plaque

A recent study suggests that olmesartan, a commonly used high blood pressure medication, can help reduce plaque in the coronary arteries of patients with stable angina. The trial involved 247 patients who received either 20-40mg/day of olmesartan or control, and showed significant decreases in plaque volume after 14 months of treatment.

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.

Audio relaxation program may help lower blood pressure in elderly

A study found that an audio relaxation program lowered blood pressure more than listening to Mozart music in a group of elderly people with high blood pressure. The program used binaural sound and guided relaxation techniques to lower systolic blood pressure by 6.4% compared to a 5% reduction from Mozart music.

Blood pressure drug combination reduces heart attack deaths

Researchers found that combining a thiazide diuretic with a potassium-sparing drug reduced both sudden cardiac death and total coronary mortality in elderly patients with hypertension. The study's findings challenge the current U.S. hypertension treatment guidelines, which recommend using a thiazide diuretic alone as initial therapy.

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.

September/October 2008 Annals of Family Medicine tip sheet

Federal funding cuts for physician training programs could lead to a shortage of physicians in community health centers, with potentially over 2,200 fewer staff members. Meanwhile, home blood pressure monitoring has been shown to be more effective than office measurements in predicting risk of death for patients with 'white coat hypert...

Antihypertensive treatment on cognitive functions in Alzheimer's disease

Research highlights the potential benefits of antihypertensive treatment on cognitive functions in Alzheimer's disease. Studies show that treating high blood pressure may reduce the incidence of dementia and slow cognitive decline in older adults. However, more studies are needed to confirm these findings.

Babies' rapid weight gain linked to higher blood pressure as adults

A new study found that rapid weight gain in early childhood is associated with higher systolic and diastolic blood pressure in adulthood. The research, published in the American Heart Association journal, suggests that changes in post-natal weight gain and childhood weight gain are linked to small but significant increases in blood pre...

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.

Poor teen sleep habits may raise blood pressure, lead to CVD

Researchers found that teenagers with low sleep efficiency and short sleep duration are at a higher risk of elevated blood pressure and pre-hypertension. The study suggests that optimizing sleep quality is essential for preventing high blood pressure and other health problems in adolescents.

Poor sleep in teens linked to higher blood pressure

Healthy teens who slept less than 6.5 hours a night were 2.5 times more likely to have elevated blood pressure compared to those who slept longer, with an average increase of 4 mm Hg in systolic blood pressure. The study also found that poor sleep efficiency was associated with higher risk of prehypertension and hypertension.

Meta Quest 3 512GB

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