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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

New definition of kidney disease for clinical trials could lead to new treatments

A new study suggests revising the definition of kidney disease progression used in clinical trials could shorten trial length and encourage more trials. This revised definition, based on a decline in estimated kidney function, carries higher risks for end-stage renal disease and mortality but is common enough to facilitate testing.

Walking may have profound benefits for patients with kidney disease

A study found that walking can significantly improve survival rates and reduce the need for dialysis among patients with stage 3-5 chronic kidney disease. Patients who walked regularly were 33% less likely to die and 21% less likely to require dialysis compared to non-walkers.

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.

Statins given early decrease progression of kidney disease

Researchers found that pravastatin significantly slowed the growth of kidney cysts in children and young adults with ADPKD, reducing progression of kidney disease. The study's results suggest early intervention may be key to preventing long-term complications of ADPKD.

Common virus may cause anemia in patients with kidney disease

A study by Lynn Butler and colleagues found that cytomegalovirus infection inhibits erythropoietin production, leading to lower red blood cell counts. The researchers suggest targeting CMV as a potential treatment for anemia in patients with kidney disease.

Vigilance for kidney problems key for rheumatoid arthritis patients

Researchers found that rheumatoid arthritis patients have a 1 in 4 chance of developing chronic kidney disease over a 20-year period, compared to the general population's 1-in-5 risk. Patients should work to keep blood pressure under control and avoid medications damaging to the kidneys.

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.

Walking may help protect kidney patients against heart disease and infections

A study published in the Journal of the American Society of Nephrology found that moderate exercise, such as walking, can improve immune function and reduce inflammation in patients with chronic kidney disease. Six months of regular walking was shown to decrease immune cell activation and markers of systemic inflammation.

Poor quality of life may contribute to kidney disease patients' health problems

A study found that poor quality of life in African Americans with chronic kidney disease is associated with increased risks of disease progression and heart problems. The research suggests that improving quality of life may help protect patients' health, highlighting the need for better management of kidney disease-related health issues.

Autoimmune drug may help prevent kidney disease caused by diabetes

A receptor called B7-1 is expressed by kidney cells during the progression of diabetic nephropathy, and targeting this receptor with abatacept helps to maintain kidney function in mice. The study suggests that clinical trials should be designed to test abatacept in diabetic patients.

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.

Warfarin for a-fib does not worsen outcomes for patients with kidney disease

A recent study found that warfarin treatment is associated with a lower risk of death, heart attack, or stroke without an increased risk of bleeding for patients with established cardiovascular disease and atrial fibrillation. The study included over 24,000 patients with kidney function measured through serum creatinine levels.

MRI to offer advances in treatment for chronic kidney disease

Scientists at the University of Nottingham are developing non-invasive measurements using magnetic resonance imaging (MRI) to assess blood flow and oxygenation in the human kidney. The goal is to improve monitoring and treatment for chronic kidney disease, which can be caused by health conditions like diabetes and high blood pressure.

Apple iPhone 17 Pro

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

New guideline recommends delaying dialysis for chronic kidney disease

A new guideline from the Canadian Society of Nephrology recommends delaying dialysis for asymptomatic adults with chronic kidney disease, citing improved quality of life and cost savings. The 'intent-to-defer' strategy avoids the burden of early start, while still closely monitoring patients.

Immune drug helps patients with frequently replapsing kidney disease

A single dose of rituximab significantly reduces kidney relapses in children and young adults with frequently-replapsing idiopathic nephrotic syndrome, allowing for discontinuation of standard immunosuppressive medications. The treatment is also well-tolerated and improves kidney function.

Panel at odds over new BP guidelines

Panel members of the Institute of Medicine's Eighth Joint National Committee opposed relaxing systolic blood pressure targets to 150 mmHg, citing insufficient evidence. The decision may reduce antihypertensive treatment intensity, potentially reversing declines in cardiovascular disease mortality rates.

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.

UCSF research finds new link between obesity, early decline in kidney function

A new UCSF-led study reveals that body mass index significantly increases the risk of developing chronic kidney disease, even before other obesity-related diseases emerge. Healthy kidneys play a vital role in various bodily functions, and the research emphasizes the importance of intervening early in life with obese patients.

Fluke 87V Industrial Digital Multimeter

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

Kidney Week 2013: New approaches to assessing and protecting kidney health

Researchers developed a saliva test for diagnosing acute kidney injury, found Mediterranean diet linked to reduced risk of chronic kidney disease, and explored mindfulness meditation's benefits on blood pressure in patients with kidney disease. Initiating dialysis can cause significant burdens and loss of independence in elderly patients.

Testing technique could lengthen lifespan of dialysis patients

A new testing approach can better detect parathyroid hormone imbalances in end-stage kidney disease patients, which are linked to higher mortality rates. The study found that patients with higher levels of non-oxidized parathyroid hormone had a lower risk of death.

Enzyme restores function with diabetic kidney disease

A new study reverses the prevailing theory on diabetic kidney disease, finding that elevated glucose levels do not cause the condition but rather suppressing mitochondrial activity. The researchers discovered that boosting beneficial AMPK activity through lifestyle changes or drug activation can reduce kidney disease severity.

Celestron NexStar 8SE Computerized Telescope

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

Urine biomarkers reveal mitochondrial dysfunction in diabetic kidney disease

Researchers identified 13 metabolites that are significantly different in patients with diabetes and chronic kidney disease compared to healthy controls. Twelve of the metabolites are linked to mitochondrial function, suggesting suppressed mitochondria as a fundamental characteristic of diabetic kidney disease.

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.

Exercise effective and safe in patients with moderate kidney disease

A study published by the American Society of Nephrology found that a structured exercise and lifestyle program can improve fitness, body composition, and heart function in patients with kidney disease. The program was safe for patients with multiple health issues, including diabetes and high blood pressure.

Too-low diastolic blood pressure can be deadly for CKD patients

Research published in Annals of Internal Medicine suggests that low diastolic blood pressure may be a significant risk factor for mortality in patients with CKD. A study of over 651,000 veterans found that those with diastolic blood pressures below 70mmHg had higher mortality rates compared to those within the recommended range.

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.

Mount Sinai launches first-ever genetic testing program in the primary care setting

The Mount Sinai Hospital is launching the first-ever genetic testing program in primary care settings to identify genetic risk for kidney disease in patients with hypertension. This $3.7 million grant will provide genomic information to individualize treatment, testing, and monitoring, with a focus on African Americans who are four to ...

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.

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.

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.

Routine cinacalcet for end stage kidney disease not warranted

Cinacalcet has little to no effect on mortality in patients with end-stage kidney disease, but may prevent surgical parathyroidectomy. The treatment also comes with significant side effects, including hypocalcemia and nausea. The study suggests that routine cinacalcet therapy is not warranted.

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.

Overweight starting in early adulthood linked with kidney disease in older age

Individuals who are overweight starting in early adulthood are twice as likely to have chronic kidney disease at age 60 to 64 years. Larger waist-to-hip ratios during middle age are also linked with chronic kidney disease at the same age. Avoiding excess weight gain could prevent many cases of chronic kidney disease, with over one-thir...

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.

Meta Quest 3 512GB

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

Fruits and vegetables may help protect the kidneys

Adding fruits and vegetables to the diet has been shown to reduce metabolic acidosis and kidney injury in late-stage chronic kidney disease patients. One-year plasma total carbon dioxide levels increased in both groups, indicating a lessening of metabolic acidosis.

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...

A new treatment for kidney disease-associated heart failure?

Researchers at the University of Tübingen found that spironolactone reduces vascular calcification in klotho-hypomorphic mice, a model for chronic kidney disease. This treatment also increases the life span of these mice. The findings have implications for treating cardiovascular mortality in CKD patients.

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.

BPA linked to potential adverse effects on heart and kidneys

A study analyzing national survey data found a biomarker for higher risk of heart and kidney disease in children and adolescents associated with BPA exposure. The study suggests that even low levels of BPA increase oxidative stress and inflammation, promoting protein leakage into the urine.

Researchers identify target to help protect kidney patients' heart health

Blocking the endothelin receptor reduces cardiovascular risk factors in patients with chronic kidney disease independent of blood pressure. The findings suggest that blocking the receptor may provide heart-related benefits to these patients, who have a higher risk of developing heart problems due to their condition.

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.

Serious acute kidney injury: More common than ever

The most severe form of acute kidney injury has seen a significant increase in incidence rates, with deaths associated with the condition also rising. The study highlights the need for further research into the causes behind this trend and potential interventions to reduce its impact.

Severe acute kidney injuries rise rapidly nationwide

A study published by UCSF found that acute kidney injuries have doubled over the last decade, from 222 to 533 cases per million people. The total number of deaths associated with acute kidney injury also more than doubled during this time, from 18,000 in 2000 to nearly 39,000 in 2009.