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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

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.

Shoes: A treatment for osteoarthritis in the knees?

A study by Rush University Medical Center found that flat, flexible footwear reduces the load on knee joints compared to supportive shoes. This can be a significant factor in preventing osteoarthritis, which is characterized by higher-than-normal loading on the knees during walking.

Electromagnetic pulses provide pain relief for osteoarthritis

Researchers at Henry Ford Hospital found that electromagnetic pulses significantly decrease pain and inflammation associated with osteoarthritis of the knee. Patients who used a portable device emitting low-intensity pulsating electromagnetic frequency experienced more than 40% pain relief on their first day.

Walking linked to eased osteoarthritis

Researchers found that patients who walked at least two bouts of 1500 steps each on three days a week reported significantly less arthritis pain and improved physical function. Glucosamine sulphate supplementation also showed benefits, with both groups achieving significant improvement in symptoms.

Computers do better than humans at measuring some radiology images

Researchers developed a computer program that accurately measures the meniscus in radiology images, providing potential biomarkers for osteoarthritis. The program's automated measurements are as reliable or more reliable than human interpretations, completing tasks in minutes rather than hours.

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.

Too much physical activity may lead to arthritis

A study found that middle-aged men and women who engage in high levels of physical activity are at greater risk for developing knee abnormalities and osteoarthritis. High-impact activities like running and jumping carry a greater risk, while low-impact activities like swimming and cycling may protect against disease.

Study finds link between childhood physical abuse and arthritis

A new study by University of Toronto researchers has found a significant association between childhood physical abuse and the development of osteoarthritis in adulthood. Adults who experienced physical abuse as children have a 56% higher odds of developing osteoarthritis compared to those who did not.

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.

Apple iPhone 17 Pro

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

Scientists find obesity alone does not cause arthritis in animals

A new Duke University study has found that leptin plays a crucial role in determining whether obese mice develop arthritis, regardless of their weight. The absence of leptin was shown to prevent osteoarthritis in obese mice, with healthier joint appearance compared to normal control mice.

Getting better visualization of joint cartilage through cationic CT contrast agents

Researchers at Boston University have developed new computer tomography contrast agents that selectively bind to glycosaminoglycans in articular cartilage, improving visualization and sensitivity for diagnosing osteoarthritis. The study's findings show that these cationic agents are three times more sensitive than current contrast agents.

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.

Detecting early signs of osteoarthritis

A three-year study is underway to explore the link between knee inflammation and osteoarthritis. Researchers use ultrasound to identify inflammation in people over 55 with knee pain or osteoarthritis.

Obesity contributes to rapid cartilage loss

A recent study published in Radiology found that obesity is strongly associated with an increased risk of rapid cartilage loss in the knees. The study, which analyzed data from over 3,000 participants, identified baseline BMI as a key predictor of rapid cartilage loss.

Engineering innovative solutions for 21st century medicine

The UK has launched a £41 million initiative to develop innovative medical solutions for osteoarthritis, aging populations, and imaging technologies. Four new Centres of Excellence will integrate clinicians, biomedical scientists, and engineers to create high-tech treatments.

Celestron NexStar 8SE Computerized Telescope

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

Total knee replacement appears cost-effective in older adults

A recent study published in the Archives of Internal Medicine found that total knee replacement is a cost-effective procedure for managing end-stage knee osteoarthritis, particularly in high-volume centers. The analysis suggests that procedures performed in low-volume centers are more cost-effective than not undergoing surgery at all.

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.

Being overweight worsens osteoarthritis

A study found that increased waist circumference and body mass index are associated with a higher risk of primary knee and hip joint replacement. Obesity is recognized as the most important modifiable risk factor for osteoarthritis.

Exercise after knee replacement critical

A University of Delaware study published in Arthritis Care & Research found that strengthening exercises for the quadriceps after knee replacement surgery significantly improves function and can even surpass that of a healthy adult. The study's results suggest that patients should be encouraged to participate in progressive quadriceps ...

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.

Exercise no danger for joints

A review of studies on exercise and osteoarthritis found no harm in regular, low-impact physical activity. Vigorous exercise is beneficial for both physical and mental well-being, with body weight being the largest modifiable risk factor for knee OA.

Pine bark reduces inflammatory marker CRP in osteoarthritis

A recent study published in Redox Report reveals that Pycnogenol significantly lowers plasma levels of C-reactive protein (CRP) in osteoarthritis patients. This finding suggests that Pycnogenol's anti-inflammatory potency may be potent enough to arrest the spread of inflammation from osteoarthritic joints to the whole organism.

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.

Occupational therapy gets people with osteoarthritis moving

A pilot study found that occupational therapy training, combined with regular exercise, increased physical activity levels in patients with osteoarthritis. The study suggests that this approach could be an effective way to promote wellness among individuals with hip and knee osteoarthritis.

Popular surgery provides no relief for osteoarthritis of the knee

A landmark study conducted at The University of Western Ontario found that arthroscopic surgery provides no additional therapeutic value for patients with moderate osteoarthritis of the knee. Physical therapy and medication proved equally effective in reducing joint pain and improving function.

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.

1 in 2 adults at risk for painful knee arthritis

According to a landmark government study, nearly half of adults will develop painful knee osteoarthritis over their lifetime, with obesity being a major risk factor. The Arthritis Foundation recommends techniques such as weight control, exercise, and self-management programs to reduce pain and disability associated with arthritis.

Study shows pine bark naturally reduces knee osteoarthritis

A new study confirms Pycnogenol's effectiveness in reducing knee osteoarthritis symptoms, with a 20.9% improvement rate and significant reductions in pain and joint stiffness. After treatment cessation, the joints showed no relapse, suggesting a potential lasting effect on joint health.

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.

New test to diagnose osteoarthritis early

A new medical imaging technology could provide a long-awaited test for early diagnosis of osteoarthritis, allowing doctors to prevent or reduce permanent damage. The method uses modified MRI to determine the concentration of glycosaminoglycan, a biomarker for OA and cartilage disorders.

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.

Frankincense provides relief to arthritis sufferers

A randomized, double-blinded trial of 70 patients found that taking an enriched extract of Indian Frankincense significantly improved osteoarthritis symptoms within seven days. The study suggests that AKBA, the most active ingredient in the plant, has anti-inflammatory properties and may be effective for treating knee osteoarthritis.

Joint replacement may improve osteoarthritis symptoms in older adults

Older adults with severe hip or knee osteoarthritis who undergo joint replacement surgery experience significant improvements in osteoarthritis symptoms, with most patients returning to regular activities within a month. The study's findings support the use of joint replacement as an option for older adults with severe osteoarthritis.

Hip replacement improves function, saves money, at any age

Researchers found that total hip replacements improve physical functioning and increase ability to care for oneself in seniors with osteoarthritis. The study also showed cost savings for the healthcare system due to reduced long-term disability costs.

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.

Study identifies molecular response of cartilage to injury

A microarray screening study revealed significant gene expression changes in adult human joint cartilage after injury. The study identified the Wnt-16 signaling pathway as a key player in the molecular response, which may be relevant to osteoarthritis progression.

Study shows pine bark naturally reduces osteoarthritis

A study published in the April 2008 edition of the journal Phytotherapy Research found that Pycnogenol, an antioxidant plant extract from pine bark, significantly reduced osteoarthritis symptoms by 56% and joint pain by 55%. The treatment also improved physical function by 56% and increased patient mobility almost three-fold.

Stem cells offer cartilage repair hope for arthritis sufferers

Researchers have identified a cell that can produce enough of a person's own cartilage to treat cartilage lesions and mark the onset of osteoarthritis. This breakthrough could lead to effective transplantation of transplanted cells into damaged joints, overcoming current limitations in treating arthritis.

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.

Study suggests genetic connection between short stature and arthritis

A new study confirms a connection between decreased height and increased risk of osteoarthritis, suggesting that genetic variants may play a role in both conditions. The research analyzed the genomes of over 35,000 people and identified a variant associated with an average difference in height of about 0.4 centimeters.

Researchers uncover new piece to the puzzle of human height

A new study found evidence that common genetic variants linked to osteoarthritis may also play a minor role in human height. The variants, associated with an average difference of about 0.4 cm, lie in the region of the GDF5 gene, which influences cartilage development and bone growth.

Listen-up ladies: Don't postpone knee-replacement surgery

Research at the University of Delaware found women with osteoarthritis in their knees have significantly reduced mobility and function compared to men. Women may need to become more educated about knee-replacement surgery risks and benefits to preserve their mobility and quality of life.

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.

Reviewers agree on osteoarthritis of the knee

A review of six knee osteoarthritis treatment guidelines found significant differences in recommended treatments, with a focus on acetaminophen, NSAIDs, and exercise. The study highlights the need for more detailed educational interventions to improve guideline applicability.

Study shows pine bark naturally reduces osteoarthritis knee pain

A double-blind study published in Nutrition Research reveals Pycnogenol improves physical function by 52 percent in patients suffering from OA. The antioxidant plant extract also controls inflammation and complements existing strategies for treating osteoarthritis.

What's been causing your knee to ache? Smurfs!

A clinical trial aims to identify individuals at risk of osteoarthritis through the analysis of Smurf2 enzyme expression in cartilage cells. The study seeks to develop a diagnostic test and potential injection to prevent or slow disease progression.

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.