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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

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.

Story tips from Johns Hopkins experts on COVID-19

A recent Johns Hopkins Medicine study compared inpatient and outpatient surgical volumes during the pandemic and found significant declines, especially in regions hardest hit. Outpatient volumes recovered quickly, while inpatient volumes improved to near-pre-pandemic levels by September 2020.

Apple iPhone 17 Pro

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

Opioid prescribing for analgesia after common otolaryngology operations

The American Academy of Otolaryngology has published a new clinical practice guideline to reduce opioid use disorder risks. The guideline focuses on multimodal analgesia and judicious use of opioids, aiming to improve postoperative pain control while minimizing the risk of chronic opioid use.

Study: Screen surgery patients for frailty

A study found that assessing surgery patients for frailty before surgery reduces post-operative mortality, regardless of surgical specialty. The review of national patient databases showed that frailty was a consistent risk factor for death after surgery across all specialties.

Join best-selling author James Nestor on 'breath' and sinus health

The American Rhinologic Society has launched SinusHealth.com, the first-ever patient-focused online resource dedicated to nasal and sinus conditions and treatments. James Nestor will discuss his book Breath: The New Science of a Lost Art, exploring the science of breathing and its impact on health.

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.

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.

ENT researchers showcase studies at Otolaryngology's Annual Meeting

Researchers presented innovative studies on head and neck cancer, cochlear implants, and treatment options for conditions like laryngotracheal stenosis and obstructive sleep apnea. The selected studies highlighted outstanding scientific merit and innovation in the field of otolaryngology.

Sound deprivation in one ear leads to speech recognition difficulties

A new study suggests that chronic conductive hearing loss due to middle-ear infections can lead to neural deficits and difficulties in noisy environments. Researchers found patients with longstanding conductive hearing impairment had lower speech-recognition scores on the affected side, even when speech was audible.

Stopping progression of tissue injury after button battery ingestion

Acetic acid irrigation after button battery removal may prevent continued tissue injury and long-term complications in children. A recent study found that irrigation with dilute sterile vinegar, 0.25% acetic acid, improved mucosal appearance and prevented esophageal complications.

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.

A new way to predict complications after larynx cancer surgery

A new technique using laser angiography illuminated blood flow during laryngectomy surgery, identifying patients at highest risk of wound healing issues. This approach may enable surgeons to adjust during surgery or recovery to improve outcomes, with potential interventions including wider tissue removal and extended hospital stays.

Face transplant surgery can improve speech in victims of severe face trauma

A new case study from New York University finds that face transplant surgery can significantly improve speech production in patients who have experienced severe facial trauma. The study used optical tracking technology to examine the effects of the procedure on facial movements and speech intelligibility, with remarkable results.

Researchers report acute findings from Havana embassy phenomenon

US diplomats experienced sudden-onset symptoms including dizziness and cognitive impairment after exposure to a high-frequency noise at the Havana embassy. Researchers found an inner ear abnormality and evidence of cognitive dysfunction in affected individuals, with symptoms persisting even after treatment.

Physician experts highlight research ahead of Otolaryngology's Annual Meeting

The American Academy of Otolaryngology will present cutting-edge research on various otolaryngology topics at their Annual Meeting. Key studies include evaluating the prognostic utility of hemoglobin-to-red cell distribution width ratio in head and neck cancer, investigating the association between depression and long-term overall surv...

Celestron NexStar 8SE Computerized Telescope

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

Gordon receives $2.3 Million NIH Director's New Innovator Award

Reyna Gordon, PhD, has received a $2.3 million NIH Director's New Innovator Award to investigate the relationship between rhythm and speech disorders. Her research aims to identify health phenotypes that share a biological basis with humans' musical rhythm abilities.

Meta Quest 3 512GB

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

UHealth ENT department receives NIH research training grant

The University of Miami Miller School of Medicine's Department of Otolaryngology-Head and Neck Surgery has received a National Institutes of Health (NIH) research training grant, providing funding for interdisciplinary research training in otolaryngology. The five-year grant will support individual awardees with research training in ba...

Treating hypothyroidism to stop a stubborn surgical complication

A retrospective study of patients with laryngeal cancer who underwent radiation treatment found that those with low thyroid hormone levels were more likely to experience fistula formation and prolonged hospital stays. Researchers propose administering a common hormone supplement, levothyroxine, to prevent these complications.

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.

Sodium citrate spray could temporarily restore sense of smell

Researchers at the University of East Anglia found that sodium citrate nasal spray can temporarily restore sense of smell in people with viral-induced anosmia or hyposmia. The treatment lasted up to two hours and was most effective for patients whose ability to smell was damaged by viral infection.

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.

The best treatment for laryngeal cancer? This approach helps decide

A new treatment approach uses a single dose of chemotherapy to select patients for chemo-radiation or surgery, resulting in near-80% survival rates. This method tailors treatments to individual tumor biology and patient characteristics, improving quality of life and reducing complications.

Experts develop evidence-based clinical practice guideline on rhinoplasty

The American Academy of Otolaryngology has developed an evidence-based clinical practice guideline on rhinoplasty, providing a framework for clinicians to improve patient care. The guideline aims to address the limited literature and availability of multi-disciplinary clinical practice guidelines on the subject.

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.

Sound deprivation leads to irreversible hearing loss

Researchers at Mass Eye and Ear found that chronic conductive hearing loss can lead to permanent hearing impairment if left untreated. The study, published in PLOS ONE, showed dramatic changes in the inner ear after a year of sound deprivation.

3-D printing techniques help surgeons carve new ears

Researchers have developed a low-cost pediatric rib cartilage model using 3D printing, allowing aspiring surgeons to practice auricular reconstruction. The models closely resemble real cartilage and offer the opportunity for individualized practice, potentially improving surgical outcomes.

AAO-HNSF to build clinical data registry for otolaryngology

The AAO-HNS Foundation is developing a clinical data registry for otolaryngology, with Regent being the first registry of its kind. The registry will help improve patient care by tracking care outcomes and identifying gaps in clinician knowledge and performance.

Cancer, sinusitis, tinnitus, and exposure to tobacco smoke

Research at the American Academy of Otolaryngology's annual meeting finds that tobacco smoke exposure correlates with severity of sinusitis symptoms. Additionally, studies show a link between tobacco smoke exposure and an increased risk of oropharyngeal cancers and eustachian tube disorders in children.

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.

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.

New model could help identify root cause of swallowing disorder

Researchers at the University of Missouri have established a model that identifies aging as a key factor in the development of dysphagia. Healthy aging mice exhibit symptoms of swallowing impairment similar to those seen in older adults, with slowed swallowing function and impaired tongue movement.

AAO-HNSF updated clinical practice guideline: Adult sinusitis

The American Academy of Otolaryngology-Head and Neck Surgery Foundation has updated its clinical practice guideline for adult sinusitis. The new guideline emphasizes the importance of shared decision-making between patients and clinicians, including deciding whether to use antibiotics for acute bacterial sinusitis. Key recommendations ...

AAO-HNSF clinical practice guideline: Allergic rhinitis

The AAO-HNSF clinical practice guideline for allergic rhinitis aims to improve diagnosis and treatment, addressing quality improvement opportunities and reducing harmful variations in care. It affects about 1 in every 6 Americans, generating an estimated $2 to $5 billion in expenditures each year.

Vanderbilt researchers explore links between grammar, rhythm

A recent study from Vanderbilt University Medical Center found that a child's ability to distinguish musical rhythm is related to their capacity for understanding grammar. The study, led by Reyna Gordon, suggests that rhythm could be used as an indicator of grammar skills in children with language disorders.

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.

AAO-HNSF clinical practice guideline: Tinnitus

The AAO-HNSF clinical practice guideline provides a framework for clinicians to differentiate between bothersome and nonbothersome tinnitus. The guideline's recommendations aim to mitigate the personal and social impact of tinnitus on patients, with approximately 20% requiring clinical intervention.

First Canadian Bell palsy guideline

The first Canadian guideline for managing and treating Bell palsy has been published, emphasizing the use of corticosteroids to reduce involuntary facial spasms. The guideline also recommends a combined approach with antivirals for patients with severe paralysis, while cautioning against unnecessary antiviral treatment alone.

Beatboxing poses little risk of injury to voice

Researchers at the University of Illinois Chicago have found that beatboxers use the whole vocal tract to produce a range of sounds, spreading the energy among several structures and minimizing wear on any single part. This technique may be protective of the vocal folds and could help singers relieve stress on their vocal cords.

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.

Pre-op exam, nerve monitor provides valuable thyroid outcomes information

A study by Massachusetts Eye and Ear/Harvard Medical School found that preoperative vocal cord dysfunction affects LRN electrophysiologic activity in thyroid surgeries. In some cases, malignant invasion of the RLN is associated with preserved electrophysiologic activity when vocal cord function is maintained.

Development of a therapeutic algorithm for optimal nosebleed management

Researchers analyzed 147 patients with epistaxis and found that chemical cautery was significantly successful in achieving lasting hemostasis. Nondissolvable packing demonstrated the highest rate of failure or recurrence for initial bleed management, while more invasive procedures led to better outcomes and shorter hospital stays.