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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

Pain, dry mouth may play role in sleep quality of head and neck cancer patients

A recent study from the University of Michigan Comprehensive Cancer Center found that head and neck cancer patients with poor sleep quality had more symptoms of chronic pain and complaints of dry mouth related to radiation treatments. The researchers suggest that reducing these factors may be warranted to improve sleep hygiene and enha...

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Apple iPhone 17 Pro

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

Imaging techniques may help predict response to head and neck cancer treatment

A study found that combining positron emission tomography and computed tomography (PET-CT) scans six to eight weeks after chemoradiotherapy for advanced head and neck cancer can identify patients who will respond to treatment. The test also showed high sensitivity and specificity in detecting residual disease and distant metastases.

Fluke 87V Industrial Digital Multimeter

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

JCI table of contents: Oct. 19, 2009

Researchers found that administration of APC protein slowed disease progression and extended survival in mice with inherited ALS. The study suggests activating APC might benefit patients with inherited and possibly sporadic ALS, but warns of potential risks.

New cancer gene discovered

A new cancer gene has been identified as the cause of adenoid cystic carcinoma, a slow-growing but deadly form of cancer. The discovery could lead to quicker diagnosis and more effective treatment through genetic testing.

Meta Quest 3 512GB

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

Rare head and neck cancer linked to HPV, study finds

A new study from Michigan Medicine links nasopharyngeal cancer to human papillomavirus (HPV), a rare type of head and neck cancer affecting less than 1 in 100,000 Americans. The researchers found that HPV-positive tumors are more responsive to chemotherapy or radiation, leading to improved survival rates.

DNA test could be key to targeting treatments for head and neck cancer

Researchers at the University of Liverpool have discovered that a DNA test can identify individuals with a higher risk of developing head and neck cancer. Nearly two thirds of tonsil tumour samples showed evidence of the HPV-16 gene, which may trigger protein production that increases cancer development.

Photodynamic therapy effective for certain head and neck cancers

A study presented at the AAO-HNSF Annual Meeting found that photodynamic therapy is effective in treating certain types of head and neck cancers. The treatment, which combines medications with a specific light therapy, can achieve organ preservation and cancer cure for superficially spread but not deeply infiltrated cancers.

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.

Study: Speaking, eating possible after tonsil cancer surgery with reconstruction

A new technique for reconstructing the palate after tonsil cancer surgery has been shown to maintain patients' ability to speak clearly and eat most foods. The technique, developed at Michigan Medicine, separates the mouth from the nasal cavity and closes during swallowing, allowing patients to recover their complex throat functions.

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.

Experimental drug shows promise against head and neck cancer

Researchers at Albert Einstein College of Medicine found that an HDAC inhibitor, LBH589, is effective in killing head and neck cancer cells grown in the laboratory. The study identified a set of genes whose expression levels change in response to the drug, which may help doctors identify patients most likely to respond.

New diagnostic advance seen for head, throat cancer

Researchers at Oregon State University have identified a genetic regulator called CTIP2 that is expressed at higher levels in aggressive types of head and neck cancers. The study found a high correlation between CTIP2 expression and the aggressive nature of cancer.

Robot-assisted surgery appears useful for removal of some head and neck tumors

Researchers assessed robot-assisted surgery in treating selected head and neck cancers, finding that the procedure offers limited surgical morbidity, reduced hospital stays, and improved lesion visualization. The study involved 36 patients with oral cavity, throat, or larynx tumors, yielding successful robotic resections in 81% of cases.

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Health choices predict cancer survival, U-M study finds

A new study from the University of Michigan Comprehensive Cancer Center found that health choices at diagnosis play a major role in head and neck cancer survival. Patients with better habits such as not smoking, exercising regularly, eating enough fruits, and limiting alcohol use had longer survival times.

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News from Cancer: Disparities in head and neck cancer patients

A new analysis found that African Americans and those from low-income communities have poorer survival rates for head and neck cancer, with earlier diagnosis crucial to improving outcomes. The study reveals racial disparities and socio-economic inequities in cancer treatment, highlighting the need for targeted interventions.

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As head and neck cancer risks evolve, more treatment options emerge

Researchers have developed new therapies targeting out-of-control growth circuits in cancer cells, leading to improved survival rates. Advances in understanding head and neck cancer have also allowed doctors to better preserve organ function and increase early detection strategies.

Teamwork cuts out unnecessary biopsies, researchers find

New research from Saint Louis University found that combining nuclear medicine clinicians and treating physicians to interpret PET-CT scans reduces false positive results by 51%, resulting in fewer unnecessary biopsies. This collaboration improves scan accuracy, sparring patients from painful and potentially catastrophic complications.

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Quality of life predicts cancer survival, U-M study finds

A U-M study found that patients with poor physical quality of life, particularly those experiencing pain, eating, and speech difficulties, are significantly less likely to survive. The researchers recommend routine quality of life assessments for head and neck cancer patients to identify potentially aggressive tumors.

Gene therapy increases survival for end-stage head and neck cancer

A gene therapy called Advexin has shown significant improvement in survival rates for patients with end-stage head and neck cancer by restoring tumor-suppressor gene p53 expression. Patients with a favorable p53 profile experienced a median survival of 7.2 months, compared to 2.7 months for those with an unfavorable profile.

JAMA publication features study on depression and head and neck cancer

A University of Nebraska Medical Center-led pilot study found that antidepressants significantly reduced the risk of depression in head and neck cancer patients. The study, led by Drs. William Lydiatt and Bill Burke, showed that only 15% of patients who took antidepressants experienced depression, compared to 50% of those who did not.

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Nikon Monarch 5 8x42 Binoculars deliver bright, sharp views for wildlife surveys, eclipse chases, and quick star-field scans at dark sites.

HPV, periodontitis work in tandem to increase risk of tongue cancer

Researchers at University at Buffalo have found that people with periodontitis who are infected with human papillomavirus (HPV) are at increased risk of developing tongue cancer. The study showed that 63% of patients with tongue cancer also had periodontitis, and 90% of those without HPV also did not have periodontitis.

Other highlights in the March 25 JNCI

A study examined 75 group-randomized oncology trials and found a substantial number of problems with the trials. Many relied on analyses that ignored group randomization altogether, raising concerns about type I errors. In contrast, HPV-based screening was found to be more accurate in detecting cervical precancerous lesions than cytology.

Study examines changes in quality of life after head and neck cancer treatment

Patients with head and neck cancer experience declines in physical quality of life due to treatments such as feeding tube placement, chemotherapy, and radiation therapy. However, their mental health quality of life improves after one year, suggesting the importance of addressing depression and smoking cessation in treatment.

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GoPro HERO13 Black records stabilized 5.3K video for instrument deployments, field notes, and outreach, even in harsh weather and underwater conditions.

Other highlights in the March 11 JNCI

A study of Hiroshima and Nagasaki bombing survivors found that radiation exposure in utero and early childhood increases the risk of adult solid cancers. Individuals carrying a rare genetic variant of AKAP9 gene also have an increased risk of breast cancer.

Researchers ID behavioral risk factors for head and neck cancers

Researchers identified distinct behavioral risk factors for head and neck cancers caused by human papillomavirus (HPV) versus those not caused by HPV. HPV-positive cancers were linked to sexual behaviors and marijuana use, while HPV-negative cancers were associated with tobacco smoking, alcohol use, and poor oral hygiene.

Small study shows marijuana does not increase risk of head, neck cancer

A small study has found that marijuana use does not significantly increase the risk of head and neck cancer. The relative risk was the same as in non-users, unlike smoking cigarettes and heavy alcohol consumption, which were linked to increased cancer risks. More research is needed to confirm these findings.

Apple MacBook Pro 14-inch (M4 Pro)

Apple MacBook Pro 14-inch (M4 Pro) powers local ML workloads, large datasets, and multi-display analysis for field and lab teams.

'Swish-and-spit' test accurate for cancer

Scientists at Johns Hopkins Kimmel Cancer Center have developed a new saliva test that accurately detects head and neck cancer in 42.9% of patients, ruling out the disease in 81.9% of healthy individuals. The test uses genetic signatures common to the disease and holds promise for screening high-risk populations.

Gold nanoparticle probes may allow earlier cancer detection

Researchers have developed gold nanoparticles with antibody fragments that can identify tumors in living animals. The particles emit a specific signal when illuminated by a laser beam, enabling early detection of cancer. This technology offers a non-invasive and potentially more effective approach to cancer diagnosis.

Drinking and smoking don't boost HPV-related cancer risk

New study reveals that alcohol and tobacco use do not increase the risk of head and neck cancers in people infected with HPV16, a common strain of the sexually-transmitted virus. The findings suggest two distinct causes for these major cancers, requiring different prevention and treatment strategies.

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Apple AirPods Pro (2nd Generation, USB-C) provide clear calls and strong noise reduction for interviews, conferences, and noisy field environments.