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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

Waiting times too long for bariatric surgery

The study reveals an average waiting time of 5 years for bariatric surgery in Canada, a significantly longer timeframe compared to other surgical procedures. Bariatric surgery has been shown to reduce the risk of death by up to 85% and can save lives.

Apple iPhone 17 Pro

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

Olympus advances technology for laparo-endoscopic single-site surgery

The Olympus platform enables surgeons to perform gallbladder removal, hernia repair, appendectomy, and urological or gynecological surgery through a single incision in the belly button. The TriPort access system and EndoEYE technology provide high-quality images and flexibility for minimal trauma.

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.

Top hospitals have 27 percent lower mortality: Annual HealthGrades study

According to the HealthGrades Seventh Annual Hospital Quality and Clinical Excellence study, patients treated at top-rated hospitals experience a 27% lower risk of death compared to those at other hospitals. These high-performing institutions also have an eight percent lower risk of complications during their stay.

Study examines impact of managed care on stroke prevention surgery

A recent study by UT Southwestern Medical Center found that managed-care plans did not improve the quality or outcome of care for patients undergoing carotid endarterectomy. The study examined data from over 11,400 cases and found no difference in rates of inappropriate surgery between managed-care and fee-for-service plans.

Study investigates the cost effectiveness of spinal surgery

A study by researchers at Rush University Medical Center suggests that decompressive surgery without fusion for spinal stenosis offers good value and that fusion surgery for spondylolithesis offers less value. The study analyzed over 3,900 patients and found that laminectomy costs $77,000 per QALY gained, while spinal fusion surgery co...

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.

Disclosure of medication can save a patient's life

A study published in the Academy of General Dentistry reveals that stopping antiplatelet medications before dental procedures increases the risk of permanent disability or death. Dentists can help patients by discussing treatment risks and benefits with their physicians.

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.

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.

Chronic infection most common cause of adult tonsillectomy

A study conducted by researchers at Emory University and Johns Hopkins University found that chronic infection is the primary cause of tonsillectomy in adults. Over 50% of adult patients who underwent the procedure had chronic infection as a contributing factor, while no trends in complications emerged.

Minimally invasive aortic valve bypass benefits high-risk elderly patients

Researchers at the University of Maryland Medical Center developed a minimally invasive procedure to bypass narrowed aortic valves in high-risk elderly patients. The study showed that this procedure can be performed safely without stopping the heart and offers effective treatment for those who were previously considered too frail for s...

Urologists report success using robot-assisted surgery for urinary abnormality

A team of urologists has successfully used robot-assisted laparoscopic surgery to repair abnormal openings between the bladder and vagina, known as fistulas. The procedure resulted in less blood loss and faster recovery times compared to traditional abdominal surgery, offering a promising alternative for women with this condition.

Fluke 87V Industrial Digital Multimeter

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

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.

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.

Study finds technique for nasal obstruction helps patients breathe easier

A study by Rush University Medical Center found that the Z-plasty technique significantly improves nasal airflow and reduces recovery time compared to traditional open rhinoplasty. The minimally invasive procedure shows promise as an effective treatment option for patients with internal nasal valve collapse.

Is the future of surgery painless and scarless?

Researchers presented preliminary results of a prospective randomized controlled trial showing NOTES to be equally successful as traditional laparoscopic surgery, but taking longer. The study also demonstrated complex surgeries can be performed via the mouth using flexible endoscopes.

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.

'Surgery' looks at inventions and innovations by surgeons

A symposium in the journal SURGERY explores how surgeons can turn research ideas into commercially viable products that benefit patients and generate financial returns. The symposium emphasizes the importance of collaboration between surgeons and industry, while navigating issues such as conflict of interest.

America's 50 best hospitals 2008 released by HealthGrades

The 2008 HealthGrades America's 50 Best Hospitals list identifies top-performing facilities with superior patient outcomes, including an average 27% lower mortality rate compared to all other US hospitals. These elite hospitals demonstrate consistent quality care across multiple procedures and diagnoses.

Meta Quest 3 512GB

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

Top hospitals have 27 percent lower mortality, annual HealthGrades study finds

The annual HealthGrades Hospital Quality and Clinical Excellence study identifies top hospitals nationwide with a 27% lower risk of inpatient mortality. Distinguished Hospitals for Clinical Excellence have consistently delivered high-quality care across various specialties, reducing complications by an average of five percent.

Study analyzes best approach for treating abdominal aortic aneurysms

Researchers analyzed data from over 45,000 Medicare beneficiaries treated for AAA and found that EVAR has a lower mortality rate than open repair, with a significant benefit for elderly patients. While EVAR may require more reinterventions, the risks are balanced by late complications of open repair.

Downsized heart aids bypass surgery

A new study found that combining coronary artery bypass grafting (CABG) with surgical ventricular restoration (SVR) reduces the likelihood of subsequent heart problems by 24%, compared to 55% for CABG alone. SVR improves heart function, enabling patients to stay active and participate in daily activities without exhaustion.

Vascular surgeons ask, what's next for carotid artery stenting?

Recent studies have compared carotid artery stenting (CAS) and carotid endarterectomy (CEA) in high-risk patients, yielding comparable results. However, its role in 'low-risk' patients remains unclear, with ongoing trials needed to determine the best approach.

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.

Long-term improvement seen with hip replacement

A study found a long-term positive impact on physical functioning in patients with osteoarthritis who underwent hip replacement, but no significant improvement in vitality or mental health. Patients with more severe OA showed the most improvement in physical functioning.

Live kidney donors report high satisfaction rates and minimal health problems

A study of over 300 live kidney donors found that they had good kidney function and tended to suffer a lower incidence of high blood pressure, diabetes, and heart-related deaths compared to the general population. Donors reported high satisfaction rates and would strongly encourage others to become donors if needed.

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.

Surgical errors rare but serious in ophthalmic procedures

A study found that surgical confusions in eye surgery are rare but can be serious, with the majority of cases involving incorrect lens implants. The Universal Protocol can prevent most confusions, suggesting a rate of 69 errors per 1 million eye operations.

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.

Treatment blocks pain without disrupting other functions

A combination of capsaicin and QX-314 selectively block pain-sensing neurons in rats, blocking pain without impairing movement or other sensations. The treatment has great potential to improve pain treatment during childbirth, dental procedures, and surgery, offering a promising alternative to current nerve blocks.

Smoking can harm the long-term effects of some oral surgery procedures

A recent study published in the Journal of Periodontology found that smokers experience greater residual gum recession after periodontal plastic surgery. The two-year study showed smokers had less desirable long-term outcomes compared to non-smokers. Quitting smoking before oral surgery can improve treatment success, according to experts.

Nasal surgery creates feminine profiles in male-to-female transsexuals

A study of 12 patients undergoing male-to-female gender reassignment found that nasal surgery resulted in more feminine facial profiles. The procedure was highly effective, with most patients very satisfied with the results and reporting significant improvements in their overall perception of themselves as female.

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.

New approaches to reduce scarring

Researchers examine hypertrophic scar formation, current treatments, and promising research areas to advance the field. Current treatments for hypertrophic scarring are estimated to cost at least $4 billion annually in the US.

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 shows no change in sense of taste after tonsil removal

A study of 65 tonsillectomy patients found no ongoing dysfunction in their sense of taste after surgery. Despite average ratings of taste and smell decreasing post-surgery, none reported persistent problems, suggesting other factors like pain or discomfort may influence ratings.

Surgeons say minimally invasive lung surgery should be standard care

Researchers at the University of Cincinnati have successfully integrated minimally invasive lung surgery into their training programs with a standardized plan, increasing procedures by 57% over four years. The minimally invasive lobectomy results in faster recovery time and less pain for patients.

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.

Medical metal detector finds 'lost' orthopedic screws

A team of Johns Hopkins undergraduates has invented a handheld metal detector to aid in the removal of orthopedic screws from patients' bodies. The device emits a tone that rises in pitch as the surgeon moves closer to the screw, guiding them to hidden hardware.

Nationwide study compares surgeries to treat urinary incontinence in women

A nationwide study compared two surgical procedures for urinary stress incontinence, finding the fascial sling procedure significantly more effective than the Burch colposuspension technique. The SISTEr trial involved 655 women and found overall success rates of 47% for the sling procedure versus 38% for the Burch procedure.