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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

CVIA special issue on Intervention

This CVIA special issue explores the latest research and treatments for resistant hypertension, including renal denervation and percutaneous coronary intervention. The featured papers examine the role of radiation exposure in coronary interventional procedures and the optimal duration of dual antiplatelet therapy after stenting.

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.

New horned dinosaur had spikes at back of neck shield

A new species of horned dinosaur, Machairoceratops cronusi, has been discovered in southern Utah with distinctive back spikes. The discovery increases known centrosaurine diversity and may provide insights into the early evolutionary history of horned dinosaurs.

Newly discovered titanosaurian dinosaur from Argentina, Sarmientosaurus

Scientists have discovered a new species of titanosaurian dinosaur, Sarmientosaurus musacchioi, with a complete skull and partial neck fossil from Argentina. The study found that the brain was small relative to its body but showed greater sensory capabilities, including enhanced vision and hearing.

Scientists explain evolution of some of the largest dinosaurs

Researchers used computer models to analyze the evolution of sauropod dinosaurs' bodies, finding that changes in shape coincided with major events in their history. The study reveals a link between size, weight distribution, and body shape, shedding light on the success of titanosaurs.

Apple iPhone 17 Pro

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

New imaging scans track down persistent cancer cells

Advanced PET-CT scans have enabled the identification of remaining cancer cells after treatment, allowing for targeted surveillance and reducing the need for unnecessary neck dissection surgeries. This innovative approach has shown significant cost savings and improved patient outcomes.

Study examines associations of HPV types, risk of head and neck

A new study reveals a strong association between human papillomavirus (HPV) types and the risk of head and neck squamous cell carcinoma (HNSCC). Detection of HPV-16 in the oral cavity significantly increases the risk of oropharyngeal squamous cell carcinoma, highlighting the role of HPV in HNSCC.

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.

Surgeons restore hand, arm movement to quadriplegic patients

A pioneering technique redirects peripheral nerves in the arms and hands of quadriplegic patients by connecting healthy nerves to injured ones. Patients experience improved hand and arm function, with some regaining independence in daily activities such as feeding themselves or writing with a pen.

Researchers discover clues on how giraffe neck evolved

Researchers discovered the evolution of the giraffe's long neck involved two stages, with the first stage elongating only the front portion of the C3 vertebra and the second stage extending the back portion. The study found that modern giraffes are the only species to undergo both stages.

Snoring kids, abnormal sleep time and NIH funding

Researchers investigate risk factors for children with sleep apnea, effects of excessive or inadequate sleep on injury risk, and National Institutes of Health funding trends. The studies aim to improve understanding and treatment of sleep disorders.

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.

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.

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.

Impact of hearing loss and treatment options at various ages

A new study examines the effects of hearing loss on infant development, while another investigation looks at how older adults are impacted when their hearing begins to fade. The research aims to provide insights into various age groups' experiences with hearing loss and its treatment.

Taking the pain out of office work

Researchers at McGill University found that treadmill workstations lower neck and shoulder muscle activity, leading to less discomfort. The study suggests that minor movements and adjustments can help prevent muscle pain in office workers.

Fluke 87V Industrial Digital Multimeter

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

Redrawing the brain's motor map

Researchers at Emory University School of Medicine have updated Penfield's motor homunculus by showing the neck's motor control region in the brain is between the shoulders and trunk. This finding may help guide future studies and medical interventions for cervical dystonia and other disorders involving abnormal head movements.

Weekend screen time linked to poorer bone health in teen boys

Research published in BMJ Open found that weekend screen time is associated with lower bone mineral density in teen boys, while teenage girls with different body fat distribution may be protected from the negative effects of screen time on their bones. The study suggests that persisting associations between sedentary activities and bon...

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 ...

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.

Neck pain can be changed through altered visual feedback

Research shows that altering visual cues can impact pain by changing the physical point at which pain is experienced. Participants who suffered from chronic neck pain were shown to have a broader range of motion when visual feedback understated head rotation and a reduced range when it overstated head rotation.

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.

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.

Long-necked 'dragon' discovered in China

A new species of long-necked dinosaur, Qijianglong, has been discovered in China with a remarkably lightweight neck and surprisingly stiff joints. The findings suggest that long-necked dinosaurs diversified uniquely in Asia during Jurassic times.

Short-necked Triassic marine reptile discovered in China

A new species of short-necked marine reptile, Eohupehsuchus brevicollis, has been discovered in Hubei Province, China. The specimen features a short neck with six cervical vertebrae and broken digits, suggesting the break occurred prior to death.

Is a Nintendo a safe Christmas present?

A team of Dutch researchers analyzed reported cases of Nintendo-related injuries and found a range of problems including seizures, incontinence, and tendonitis. Most issues are mild, but playing for extended periods or without breaks can lead to more severe health consequences.

Roller coaster rides trigger pediatric stroke

A 4-year-old boy experienced a stroke after riding roller coasters, likely caused by a tear in his carotid artery. The incident highlights the risk of carotid artery dissection in children due to sudden movements. Previous reports have mostly focused on adult riders, making this case one of the youngest reported.

Minimally invasive disc surgery is a pain in the neck

Researchers found that minimally invasive disc surgery does not support the routine use of the procedure, as it does not improve long-term outcomes. The study suggests that conventional open discectomy surgery often provides better results for carefully selected patients.

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.

Stenting safe and effective for long-term stroke prevention

Researchers found stenting as effective as endarterectomy for preventing fatal and disabling strokes, with slightly higher risk of minor strokes in the stented group. The study suggests stenting should be offered to more patients under 70 due to its lower risks.

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.

Afatinib improves progression-free survival in head and neck cancer

A phase III trial demonstrated that afatinib significantly improved progression-free survival compared to methotrexate in patients with recurrent or metastatic squamous cell carcinoma of the head and neck. The study showed a 20% reduction in risk of progression or death, with patients experiencing less pain over time.

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.

Evolution of snake courtship and combat behavior

Researchers identified patterns in courtship and male-to-male combat behaviors across 70 snake species, revealing evolutionary relationships between behaviors. The study found that different clades developed unique behaviors, such as coiling without neck-raising and body-bridging, which replaced earlier toppling behavior.

Many throat cancer patients can skip neck surgery

A new study shows that patients with HPV-positive oropharyngeal cancer respond better to treatment, making lingering neck bumps likely benign. This suggests skipping neck surgery for these patients could be a viable option.

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.

Use of cement in partial hip replacement linked to risk of death

Research published in BMJ Open found a link between cement use in partial hip replacement and sudden death, cardiac arrest, or severe decline within minutes of surgery. The study analyzed 62 cases of bone cement implantation syndrome (BCIS) between 2005 and 2012.

Scientists study biomechanics behind amazing ant strength

Researchers developed 3D models of an ant's neck anatomy to study its biomechanics and determine the relationship between mechanical function, structural design, and material properties. The results revealed that the ant's neck joint can withstand loads of up to 5,000 times its body weight.

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.

Picture books aren't just fun

A new study from the University of Waterloo reveals that reading picture books with toddlers exposes them to sophisticated information about animals in a way that allows children to apply this knowledge broadly. Moms use generics and provide facts about animals when reading picture book stories.

Significant head, neck injury risk associated with extreme sports

A new study found that extreme sports like skateboarding and snowboarding have the highest risk of severe head and neck injuries. Concussions were the most common injury, with a higher risk in snowboarding and skateboarding. The Academy recommends helmet use for safer participation.

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.

MATH, HPV status in HNSCC patients effective markers of improved patient outcome

Research using next-generation sequencing data and clinical records from HNSCC patients found that combining MATH with HPV status is an effective marker of improved patient outcome. High tumor MATH at surgery is associated with poor outcomes, while HPV-positive patients have lower average MATH values than HPV-negative patients.

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.

Ants shape their thoraces to match the tasks they perform

Researchers found that ants modify their thoracic segments to match the tasks they perform as adults, with worker ants having enlarged neck muscles for strength and maneuverability. Queens have distinct thorax shapes associated with strategies used to found new colonies.

'Wise chisels': Art, craftsmanship, and power tools

Researchers at MIT are developing smart tools that can mimic the human touch while controlling outcomes to ensure precision. These tools, designed by Amit Zoran and his team, use computer-aided design and feedback mechanisms to create distinctive imperfections and styles in handmade objects.

Research finds severe hot flashes reduced with quick neck injection

Researchers found that a quick neck injection of local anesthesia can reduce severe hot flashes in women by as much as 50 percent for at least six months. The treatment uses bupivacaine hydrochloride to target the stellate ganglion nerve bundle, providing symptom relief without hormonal therapy.

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.

Cells' 'molecular muscles' help them sense and respond to their environments

Researchers discovered that individual molecular muscles within cells respond differently to various forces, shedding light on how cells 'feel' their environment. A computer model predicts cell behavior in response to altered levels of these molecules, with implications for understanding cellular disorders like cancer and neurodegenera...

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.

Ostrich necks reveal sauropod movements, food habits

A new analysis of ostriches suggests that sauropod neck flexibility was probably lower than previously estimated due to the impact of soft tissues like muscle and cartilage. This reduced flexibility may have restricted the range of foods these dinosaurs could reach, leading to more active foraging.

McMaster University study debunks controversial MS theory

A McMaster University study published in PLOS ONE found no abnormalities in the veins of MS patients, contradicting a popular CCSVI theory. The research examined 100 MS patients and 100 healthy controls, using ultrasound and MRI to test for venous blockages.

Meta Quest 3 512GB

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