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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

Delays in cancer diagnosis for children remain poorly understood

A review of published literature found that delays in childhood cancer diagnosis are short but the impact on prognosis remains unclear. The study suggests that delays can be attributed to gatekeeper-type healthcare systems, clinical presentation, stage of disease, and parent/patient factors.

Reducing the cost of sleep disorders

The project aims to develop a cost-effective solution to reduce the financial burden of sleep disorders on the Australian healthcare system. The new web-based intelligent decision support system will enable more accurate diagnoses and help determine if a night at the sleep centre is necessary.

Ovarian cancer is not a symptomless killer

Recent evidence shows ovarian cancer is preceded by symptoms like gastrointestinal or urinary issues in three to four months before diagnosis. Patient groups urge women to seek medical attention for new and persistent symptoms, while experts acknowledge the need for clinical judgement and more research funding.

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 NIST reference material for peptide analysis

The National Institute of Standards and Technology (NIST) has developed a new reference material for peptide analysis, which will improve the performance and reliability of experiments to measure peptides in biomolecular samples. The peptide standards project committee designed three synthetic peptides with varying lengths and net char...

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.

New procedure allows diagnosis of lower back pain cause

Researchers use Functional Anesthetic Discography (FAD) to diagnose lower back pain cause, finding 19 out of 29 discs showed favorable response to anesthetic injection. The study suggests that not all patients with disc disease experience pain relief, indicating potential spinal contributors.

USC study identifies factors attributed to later stage cancer diagnosis

A USC study found that patients with later stage cancer diagnoses were more likely to live in unsafe neighborhoods, use public transportation, and travel long distances to receive medical care. The study suggests that addressing neighborhood conditions and prioritizing health care can help reduce late-stage cancer diagnoses.

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.

AIUM honors ultrasound pioneers at the 2007 AIUM Annual Convention

The American Institute of Ultrasound in Medicine honored several individuals who have significantly contributed to the field of medical diagnostic ultrasound. The awards, including the William J. Fry Memorial Lecture Award and the Distinguished Sonographer Award, were presented at the 2007 AIUM Annual Convention in New York City.

Discovery of chemical profiles for infectious diarrhea

Academics have identified significant differences in chemical composition between healthy faeces and faeces from patients with infectious diarrhoea, such as Clostridium difficile. This breakthrough could lead to the development of a rapid diagnosis device, saving time and money.

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.

Low-dose aspirin offers lower chance of asthma

A large randomized controlled trial found that taking low-dose aspirin every other day can reduce the risk of newly diagnosed adult-onset asthma by 22 percent. The study, published in the American Journal of Respiratory and Critical Care Medicine, involved over 22,000 healthy male physicians aged 40 to 84 years.

ADHD costly before and after diagnosis

Children with attention-deficit/hyperactivity disorder (ADHD) experience increased healthcare costs in the two years before and after diagnosis compared to those without ADHD. White children have higher expenses than other ethnicities, reflecting a possible cultural factor in treatment acceptance.

Updated guidelines on diagnosis, treatment of Lyme disease

The Infectious Diseases Society of America has updated its Clinical Practice Guidelines for the diagnosis and treatment of Lyme disease. The new guidelines include recommendations for a single dose of antibiotic for high-risk patients and expanded discussion on chronic post-Lyme syndromes.

Apple iPhone 17 Pro

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

Use of helical MDCT better at detecting abnormal airways

A study published in the American Journal of Roentgenology found that helical high-resolution multi-detector CT (MDCT) is more effective than conventional high-resolution CT in detecting bronchiectasis. The new technique can identify abnormal airways with greater accuracy, but at a higher radiation dose.

Exercisers may have better breast cancer survival

A study published in the American Cancer Society found that women with higher levels of physical activity before diagnosis had better five-year survival patterns compared to those with lower activity levels.

Key to early diagnosis of autism may be in the placenta

Researchers have identified a potential biomarker for autism in placentas of children born with the condition, indicating that an unusual placental abnormality may be present from birth. This finding suggests that the ideal time for autism diagnosis could be at birth, prior to age one.

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.

Doctors learn more about diagnosing rare form of cancer

A study by Wake Forest Baptist suggests that all tumors spreading from the appendix are cancer, regardless of microscopic appearance. Patients with low-grade variant have high survival rates when treated with surgery and chemotherapy.

AIUM honors ultrasound pioneers

The American Institute of Ultrasound in Medicine presented notable awards to Lawrence Platt, David Sahn, Marie De Lange, Genevieve Berger, and Kurt Jaeger for their groundbreaking contributions to diagnostic ultrasound. The honors recognize individuals who have significantly advanced the field through research, education, and innovation.

Celestron NexStar 8SE Computerized Telescope

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

Male smokers 40 percent more likely to be impotent than non-smokers

A recent study of over 8,000 men found that smoking was significantly associated with an increased risk of erectile dysfunction. Those who smoked up to 20 cigarettes per day were 24% more likely to experience difficulties maintaining an erection, while those who smoked more than a pack a day were 39% more likely.

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.

Radiologic signs more than double sensitivity of MRIs

The study revealed that radiologists can use four radiologic signs to prospectively identify radial meniscal tears, increasing detection sensitivity from 37% to 89%. Repairing damaged cartilage is preferred over removal when possible.

Jan/Feb Annals of Family Medicine tip sheet

Researchers found that timely diagnosis of diabetes improves blood pressure control, glucose management, and overall health outcomes. Studies also suggest that reengineering primary care practice through practice redesign may be necessary to substantially improve chronic illness care.

Fatigue and breast cancer survivors

A longitudinal study found that breast cancer survivors experience persistent fatigue in a minority of cases, highlighting their resilience. Factors associated with fatigue include depressive symptoms, pain control problems, and treatment with radiation and chemotherapy.

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.

ECCO 13 offers new insights into patients' perceptions of cancer

A study of 304 recently diagnosed cancer patients found that 57% of pre-diagnosis CAM users continued to use it after diagnosis, with post-diagnosis use being almost universally helpful. The study highlights the importance of addressing psychosocial needs and communication barriers in cancer care.

Miller, Schuman receive ARVO/Pfizer Ophthalmics award

Miller's research on photodynamic therapy of neovascular age-related macular degeneration and Schuman's development of optical coherence tomography have led to significant advances in the diagnosis and management of glaucoma and retinal diseases.

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.

Emergency departments may often under-diagnose mental disorders in youth

A study analyzing emergency department visits by young people aged 7-24 years found that nearly half (56.1%) received a mental disorder diagnosis, with depressive disorders strongly associated with inpatient admission. The findings highlight substantial underrecognition of mental illness and inadequate referral for follow-up care.

Work absence after breast cancer diagnosis: A population-based study

A population-based study found that women with breast cancer are more likely to be absent from work for 4 weeks or more compared to healthy women. However, by the third year, work absence patterns become similar. The study also reveals factors that modulate work absence, such as stable relationships and self-employment.

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.

What Kylie faces: Motherhood after breast cancer?

A recent study found that 71% of younger women with early-stage breast cancer discuss fertility-related information with healthcare professionals, while 86% discuss menopause. The research aims to educate women about fertility preservation methods and manage menopausal side-effects after treatment.

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.

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.

British Asian women have lower risk of breast cancer than all other women

Research on almost 116,000 English and Welsh breast cancer patients found that South Asian women were diagnosed at a significantly younger age, averaging 52 compared to 63 for other women. Additionally, their five-year survival rate was over 70%, with affluence boosting health and survival rates even among the poor.

Sex selection popular among infertile women

A study found that 41% of infertile women would use preimplantation sex selection at no cost, with racial groups having a stronger preference for selecting the sex of their child. Women without children and those seeking family balancing were more likely to choose nonmedical sex selection.

Apple Watch Series 11 (GPS, 46mm)

Apple Watch Series 11 (GPS, 46mm) tracks health metrics and safety alerts during long observing sessions, fieldwork, and remote expeditions.

January/February Annals of Family Medicine tip sheet

This article discusses the association between non-hazardous alcohol consumption and injury, as well as barriers to treating depression among young adults. Studies find that excessive drinking causes significant injuries, while negative attitudes towards treatment may prevent youth from accepting diagnosis and care.

Bone specialists' hi-tech answer to patient care

The European Skeletal Dysplasia Network (ESDN) enables doctors to submit patient data and x-rays to a secure portal, where it's referred to experts in six countries for accurate diagnoses. The system overcomes geographical barriers and brings together scarce clinical resources for rare conditions.

New technique provides insights into gene regulation

A new technique developed by the University of Toronto team enables accurate measurements of individual exons that make up different mRNAs, opening doors to understanding more about some diseases. This process, known as alternative splicing, is a cellular process that acquires the ability to control genetic messages.

Meta Quest 3 512GB

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