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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

Oral cancer diagnosis using saliva

A new method uses conductive polymer spray ionization mass spectrometry and machine learning to detect changes in metabolites in saliva samples from 373 volunteers. The diagnostic accuracy of the method is reported at 86.7%, suggesting a potential point-of-care test for oral squamous cell carcinoma.

Oncotarget: Bacteriome and mycobiome and bacteriome-mycobiome interactions

Researchers characterized bacteriome, mycobiome, and mycobiome-bacteriome interactions of oral wash in Head and neck squamous cell carcinoma patients, finding distinct differences compared to healthy controls. Unique interactions between fungal and bacterial communities may serve as potential screening tool for HNSCC.

Tracking down false parkers in cancer cells

A research team led by University of Würzburg scientists has found a way to inactivate the cancer protein NP63, which is crucial for squamous cell carcinoma growth. By using a preclinical inhibitor, they were able to switch off NP63's parking ticket remover and stop tumor cells from growing.

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.

Scientists find RNA affecting skin cancer progression

Researchers found a new long non-coding RNA, PRECSIT, that regulates the growth and invasion of squamous cell carcinoma in skin. PRECSIT's expression is linked to the tumor suppressor gene p53, promoting cancer progression via STAT3 signaling.

The virome of HPV-positive tonsil squamous cell carcinoma and neck metastasis

Researchers analyzed the virome of HPV-positive tonsil squamous cell carcinoma and neck metastasis, finding correlations between specific viruses and clinical outcomes. The study suggests that certain viral signatures may impact tumor biology and behavior, offering potential avenues for future research and treatment.

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.

Lifetime indoor tanning associated with squamous cell carcinoma cancer

A large Norwegian study of nearly 160,000 women found a significant association between cumulative exposure to indoor tanning and the development of squamous cell carcinoma. The findings suggest that even short-term indoor tanning can increase cancer risk, emphasizing the importance of sun protection measures.

Cervical cancer subtype rising in some sub-populations

A new study reports that cervical adenocarcinoma incidence rates are increasing in non-Hispanic whites, particularly among women aged 40-49 and 50-59. This trend underscores the need for intensified efforts to improve screening utilization and HPV vaccination.

Topical immunotherapy keeps skin cancer risk at bay

A combination of topical creams reduces precancerous skin lesions and lowers the risk of developing squamous cell carcinoma. The therapy combines 5-fluorouracil with calcipotriol, activating the immune system's T cells to attack tumor cells.

Celestron NexStar 8SE Computerized Telescope

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

Unraveling the genetic causes of skin cancer

American University researchers identify Tpl2 gene's role in squamous cell carcinoma, revealing potential therapeutic target for advanced cancers. The study shows that blocking the MET receptor reduces tumors by 60%, offering new hope for treatments.

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.

Alcohol intake may increase risk of nonmelanoma skin cancers

A recent analysis of published studies found that higher alcohol intake increases the risk of basal cell carcinoma by 7% and cutaneous squamous cell carcinoma by 11% for every 10 gram increase per day. The study suggests that limiting alcohol consumption may help reduce skin cancer risk.

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.

Skin cancer on the rise

Researchers found that squamous cell carcinoma diagnoses increased by 263% and basal cell carcinomas by 145% between 2000-2010. Women in specific age groups experienced the greatest increase in basal cell carcinoma diagnoses, while men's diagnosis trends varied across time periods.

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.

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.

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.

HPV leaves its mark in oropharyngeal squamous cell carcinoma

Researchers have identified a link between HPV detection and improved survival rates in patients with oropharyngeal squamous cell carcinoma (OPSCC). A specific pattern of DNA modifications associated with HPV was found to be correlated with better outcomes in OPSCC patients.

Apple iPhone 17 Pro

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

Scientists discover new drug target for squamous cell carcinoma

Researchers at Fred Hutchinson Cancer Center have discovered a new drug target for squamous cell carcinoma, the second most common form of skin cancer. The protein alpha-catenin acts as a tumor suppressor and regulates cell proliferation by controlling Yap1 activity in cancer cells.

Patient education helps earlier detection of skin lesions after kidney transplant

Sharing educational materials with kidney transplant recipients increased their likelihood of performing self-examinations and detecting skin cancers, according to a randomized controlled trial. The intervention also improved knowledge and attitudes towards skin cancer risk, leading to more follow-up appointments with dermatologists.

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.

Widely used arthritis pill protects against skin cancer

A study published in the Journal of the National Cancer Institute found that celecoxib, a widely used arthritis drug, significantly reduces non-melanoma skin cancers. The medication achieved a 68% reduction in basal cell carcinomas and a 58% reduction in squamous cell carcinomas among high-risk patients.

Specific oncogene plays a role in lung squamous cell carcinoma

A study has identified the BRF2 oncogene as specifically associated with lung squamous cell carcinoma, potentially serving as an identification marker and novel therapeutic target. Genetic analysis found frequent activation of BRF2 in pre-invasive stages of the disease, suggesting its role in tumorigenesis.

Perioperative chemoradiotherapy in esophageal squamous cell carcinoma

A study comparing preoperative and postoperative chemoradiotherapy to surgery alone in patients with resectable esophageal squamous cell carcinoma found significant differences in overall survival and progression-free survival. Perioperative chemoradiotherapy maximizes long-term survival, but increases toxicity.

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.

Researchers link human papillomavirus (HPV) to common skin cancer

A study found an association between HPV antibodies and squamous cell carcinoma risk, with patients diagnosed with squamous cell carcinoma more frequently testing positive for beta type HPVs. Lifestyle habits, such as sun exposure and smoking, were not significantly linked to skin cancer development.

Incidence of nonmelanoma skin cancer on the rise among young adults

The study found a significant increase in nonmelanoma skin cancer incidence among young adults, with rates rising by 13.4% for women and 22.9% for men between 1976-1979. Squamous cell carcinoma incidence also increased significantly over the study period, emphasizing the need to focus on prevention.

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.

Tanning lamps may increase risks of skin cancers

A statewide study found that people who used tanning lamps were 2.5 times more likely to develop squamous cell carcinoma and 1.5 times more likely to develop basal cell carcinoma than non-users. The risk of these skin cancers increased with younger age at use.

Tanning devices may contribute to incidence of common skin cancers

A new study found that individuals who used tanning devices were 2.5 times more likely to develop squamous cell carcinoma and 1.5 times more likely to develop basal cell carcinoma compared to those who did not use them. The risk of these cancers increased with the age at which participants started using tanning devices.

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.