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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

Knee replacement timing is all wrong for most patients

A new study found that 90% of patients with knee osteoarthritis are waiting too long for knee replacement surgery, losing function, while 25% of those without need get the procedure prematurely. This delays deterioration and reduces mobility, leading to additional health issues.

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.

Study shows risks for additional procedures after bariatric surgery

A study published in JAMA Network Open found that gastric bypass surgery is associated with a slightly higher risk of returning to the operating room or having other types of interventions. By four years out, researchers estimated that 26.5% of bypass patients had an endoscopy procedure compared to 18% of sleeve patients.

Study finds no such thing as a low-risk surgery for frail patients

A new study reveals that frail patients are at a significantly higher risk of death after even minor surgeries, including laparoscopic gallbladder removal. The researchers found that patients classified as frail or very frail had mortality rates of up to 43% after moderate-stress procedures.

Study raises new warnings about frail surgery patients

A VA-funded study found that frail surgery patients are at a significantly higher risk of mortality, even after low-risk procedures. Mortality rates were alarmingly high, with 30-day death rates ranging from 1.6% to 43%. The researchers recommend assessing frailty before any surgical procedure and focusing on pre-operative interventions.

Apple iPhone 17 Pro

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

Even low-stress surgery can be fatal for frail patients, study finds

A retrospective study of 432,828 veterans patients found that frail individuals had higher mortality rates after low-stress and moderate-stress surgeries. The 30-day mortality rate among frail patients after a low-stress procedure was 1.55%, significantly higher than the 1% often used to define high-risk surgery.

Earnings disparities between female, male surgeons in Canada

A study of 3,275 surgeons found female surgeons earned less per hour and were less likely to perform lucrative procedures. The study also identified significant earnings differences between specialties, with women earning up to $60/hour less than men in cardiothoracic surgery.

Opioid prescriptions filled after eye surgery doubled from 2000 to 2014

Rates of filled opioid prescriptions after eye surgery doubled from 1.2% in 2000-01 to 2.5% in 2014 across six ocular subspecialties, despite reduced invasiveness and recovery time for these procedures. The study's findings are concerning as they suggest that efforts to reduce opioid use have not had the desired impact.

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.

Comparing opioid prescription fills after surgery across countries

A comparison of opioid prescription fills after surgery revealed significant differences between the United States, Canada, and Sweden. The study found that 76.2% of US patients filled an opioid prescription within seven days of discharge, compared to 78.6% in Canada and 11.1% in Sweden.

Study debunks 'July Effect' for heart surgery

Researchers analyzed over 470,000 cardiac procedures and found no differences in mortality, complications, or costs between July and other months. The study suggests that experienced multidisciplinary teams can provide high-quality care regardless of resident training status.

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.

Study shows advantages for stress urinary incontinence surgery

A study of over 1,800 cases found that the need for additional surgery was twice as high after transobturator sling surgery compared to retropubic sling. The study also revealed lower reoperation rates and fewer complications with the retropubic procedure.

Heart valve procedure safe for patients with common heart defect

A new study by Cedars-Sinai Smidt Heart Institute reveals that patients with a bicuspid aortic valve who undergo TAVR have the same survival and complication rates as those without the defect. The analysis of over 2,700 patients found no significant difference in death rates between the two groups.

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.

Endovascular aneurysm procedure as effective as open surgery, study finds

A new study published in the New England Journal of Medicine found that endovascular aneurysm repair had similar long-term overall survival rates as open repair, making it a viable option for patients. The minimally invasive procedure is also less painful and has a shorter recovery period than open surgery.

Surgery patients are getting older every year

As the population ages, surgery rates are increasing, leading to a higher risk of complications and death for elderly patients. The BJS analysis reveals that more than one in ten people in England will undergo surgery at 75+, with estimated costs exceeding €3.2 billion by 2030.

Percutaneous ablation vs. surgery for hepatocellular carcinoma

A study comparing percutaneous liver ablation interventions (IRs) to surgical procedures for hepatocellular carcinoma (HCC) found IRs had significantly lower inhospital mortality rates and hospitalization costs. IRs were also associated with shorter lengths of stay and a higher routine discharge rate to home.

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.

Study finds lower death rates for TAVR centers that do more procedures

A study by Duke University Medical Center found that hospitals performing the highest volume of TAVR procedures have significantly lower mortality rates compared to those performing fewer procedures. This relationship held true even after accounting for the learning curve and individual proceduralist performance.

Restoring hearing loss

A team of researchers, including University of Utah engineers, are working on a new procedure to restore hearing loss using an implantable device that sends electrical impulses to the auditory nerve. The device has shown promise in improving sound resolution and compatibility with existing hearing aids.

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.

Celestron NexStar 8SE Computerized Telescope

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

Opioid use in the family may influence adolescents' opioid risk after surgery

A new Michigan Medicine study found that long-term opioid use by one or more family members was associated with persistent opioid use by adolescents prescribed opioids after common surgical and dental procedures. The research highlights the potential risks of young adults continuing opioid prescriptions long after their surgeries.

Safety of overlapping surgeries

A comprehensive analysis of over 60,000 surgical procedures found that overlapping surgeries do not significantly increase the risk of post-surgical complications and patient death in most cases. However, patients deemed high risk due to age and preexisting medical conditions, as well as those undergoing coronary artery bypass graft su...

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.

Brain health not affected by major heart surgery

A new study published in The Annals of Thoracic Surgery found no major impact on brain health after major heart surgery. Researchers compared cognitive decline between patients undergoing heart surgery and those who received a catheter-based procedure, and found that the two groups showed little difference in memory performance.

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.

Simple, cost effective treatment following failed back surgery shows promise

Researchers at Boston University School of Medicine developed a simplified procedure called SEAL to remove scar tissue and adhesions that contribute to post-surgical low back pain. The study found short-to-moderate term pain relief in 74% of patients, with over 40% experiencing greater than 50% pain relief after 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.

Specialized approach to open heart surgery saves lives

A specialized heart bypass program with a dedicated team may result in faster operations and improved patient survival. The study found lower rates of blood transfusions and complications such as stroke during the specialized era.

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.

AVATS surgery shown to be option for patients deemed 'inoperable'

A new study has demonstrated that video-assisted thoracoscopic surgery (VATS) under local anesthesia can be safely performed on patients with lung cancer who previously would have been deemed inoperable. The procedure showed better patient satisfaction and reduced length of stay compared to traditional surgical methods.

Many patients with rectal cancer may not need chemoradiotherapy

A new study found that patients with low risk of local recurrence can safely undergo surgery alone without receiving chemoradiotherapy. This strategy could reduce the number of patients who receive chemoradiotherapy by half, with minimal risk of undertreatment.

Fluke 87V Industrial Digital Multimeter

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

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.