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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

Too many women still dying from breast cancer, says charity

A comprehensive review of breast cancer research identifies key gaps in treatment and patient care, calling for increased attention on prevention, detection, and spread. The charity Breast Cancer Campaign is already funding innovative projects to fill these gaps and improve survival rates.

Hormone replacement therapy increases breast cancer recurrence

A new study has found that hormone replacement therapy (HRT) increases the risk of breast cancer recurrence in women who have survived breast cancer. The HABITS trial, which followed over 200 breast cancer survivors for four years, found that HRT significantly increased the risk of disease recurrence.

Testicular cancer gauge often not used

Researchers found that only about 45% of cases used tumor markers AFP and HCG, with all three markers measured in just 16% of the time. This suggests low usage rates despite the importance of tumor markers in showing patient response to treatment and disease recurrence.

Apple iPhone 17 Pro

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

Gene therapy could save kids from a lifetime of eating cornstarch

A gene therapy treatment has been developed to restore a missing liver enzyme in people with glycogen storage disease type Ia (GSD-Ia). The treatment has shown promising results in animal studies, with protected blood glucose levels for up to a year. Further research is needed to test the safety and efficacy of the treatment in humans.

AACR-Bardos Awards for Undergraduate Students announced

The American Association for Cancer Research (AACR) provides financial support to 10 undergraduate students through the AACR-Thomas J. Bardos Science Education Awards for Undergraduate Students. The program allows students to present research, learn from educational sessions and symposia, and network with experts in the field.

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.

Popular alternative therapy for psoriasis performs no better than placebo

A recent study by the University of Pennsylvania School of Medicine found that curcumin, an active ingredient in turmeric, had a low response rate in patients with psoriasis. Despite laboratory evidence showing its potential, the study suggests that the placebo effect or natural remission may be responsible for the limited results.

Extract of broccoli sprouts may protect against bladder cancer

A concentrated broccoli sprouts extract cut bladder tumor development in animal models, with isothyiocyanates delivering potent protective action. The study's results reinforce associations between cruciferous vegetable intake and reduced bladder cancer risk.

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.

Role identified for glaucoma gene and related signaling pathway

Researchers have identified a key role for a glaucoma gene, sFRP1, in the development of the disease, which causes high pressure in the eye. Over-expression of this gene disrupts the WNT-signaling pathway, leading to elevated intraocular pressure and vision loss.

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.

Tailoring glioblastoma therapies: 1 size does not fit all

Researchers found that STAT3 has tumor-promoting and tumor-suppressing effects depending on the genetic profile of glioblastoma tumors. This discovery highlights the need for effective therapies tailored to individual glioblastoma tumors.

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.

Less invasive methods may provide accurate means to determine lung cancer stage

A study suggests that endoscopic ultrasound-guided fine-needle aspiration (EUS-FNA) and its combination with endobronchial ultrasound-guided fine-needle aspiration (EBUS-FNA) can accurately determine lung cancer stage. These minimally invasive methods show high sensitivity rates, potentially replacing traditional surgical procedures.

Prostate cancer: Watchful wait or vaccinate?

Researchers have developed a successful test vaccine that prevents the development of prostate cancer in 90% of young mice. The vaccine targets prostate stem cell antigen (PSCA), which is over-expressed in early-stage prostate cancers, and has been shown to mount an immune response against the protein.

Dragons of hope: Boat racing improves lives of breast cancer survivors

A study by Dr. Catherine Sabiston found that breast cancer survivors who participated in dragon boat racing reported significantly improved physical and mental health. The social aspect of the activity provided a sense of community and empowerment, helping women cope with post-recovery trauma.

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.

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.

Methadone even at therapeutic levels can kill

Researchers found that 77% of methadone users with low levels had no significant cardiac abnormalities, while 60% of non-methadone users had identifiable evidence of cardiac disease. The study suggests a link between methadone and sudden cardiac death, potentially necessitating additional safeguards before therapy.

Meta Quest 3 512GB

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

New insight into factors that drive muscle-building stem cells

Researchers discovered that a transient and local rise in interleukin-6 (IL-6) is essential for the growth of muscle fibers. This finding could lead to new treatments for reversing or improving muscle loss in diseases such as cancer and AIDS, as well as normal aging.

Multiple skin cancer risk behaviors are common among US adults

A new study by Fox Chase Cancer Center reveals that most American adults engage in multiple behaviors increasing their exposure to UV rays, including infrequent sun protection and indoor tanning. The study found that younger adults, men, Caucasians, smokers, and those with fair skin are more likely to engage in these high-risk behaviors.

Other highlights in the Dec. 25 JNCI

Cancer risk increases with age, yet elderly nursing home residents receive relatively few cancer care services. According to a recent study, only 28% of patients with late-stage cancer received hospice care, highlighting the need for further investigation into cancer care in this population.

A new treatment option for patients with renal cancer

Bevacizumab plus interferon improves progression-free survival in patients with metastatic renal cell carcinoma compared to interferon alone. The new treatment option is expected to provide a better prognosis for patients with renal cancer.

Fluke 87V Industrial Digital Multimeter

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

Lymphoma drug used to treat skin disorders

A study published in Dermatologic Therapy reveals that rituximab effectively treats blistering skin diseases, including paraneoplastic pemphigus, by targeting abnormal immune responses. The drug's efficacy is being explored for other serious dermatological disorders, but its indications are still being defined.

Identification of new genes shows a complex path to cell death

Researchers at UMass Medical School discovered a complex pathway that allows cells to survive and die through autophagy, a process previously misunderstood. The study sheds light on the relationship between autophagy and cell death, with potential implications for cancer, Alzheimer's, and Parkinson's treatments.

New therapeutic options for newly diagnosed multiple myeloma patients

A phase II trial of Cybor-D, a combination therapy including cyclophosphamide, bortezomib, and dexamethasone, showed an improved response rate compared to traditional lenalidomide-dexamethasone therapy. The treatment resulted in a rapid initial decline and percentage reduction in M protein levels.

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.

NCI renewal grant to develop new cancer therapies

A Virginia Commonwealth University research team has received a $1.3 million NCI grant to improve histone deacetylase inhibitors in treating leukemia. The goal is to develop novel combination regimens incorporating these agents with NF-kappa B antagonists.

Survey confirms Americans prefer root canal treatment by endodontists

A recent survey found that nearly half of respondents would choose an endodontist for their root canal procedure. The American Association of Endodontists reports that endodontists perform an average of 25 root canals per week, significantly more than general dentists who perform about two a week.

Purified bacterial extract sprayed into lungs ramps up innate immune system

A purified bacterial extract spray administered to laboratory mice provided powerful protection against all four major classes of pathogens, including anthrax and bubonic plague. The treatment was shown to stimulate a healthy immune response and increase antimicrobial polypeptides in the lung lining fluid.

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.

Uninsured, others less likely to receive breast cancer test

A study by American Cancer Society researchers found significant disparities in breast cancer diagnosis, particularly among uninsured and African American women. They are more likely to miss axillary lymph node assessments, which help determine stage and guide treatment decisions.

Giving asthma T(he)SL(i)P by blocking OX40

Researchers identified a role for OX40 in TSLP-induced allergic reactions, finding that blocking its interaction reduced allergic responses in mice and monkeys with asthma. The study suggests OX40-OX40L interactions as a promising therapeutic target for treating allergic diseases.

Women with AIDS face cervical cancer threat

A study by Dr. Groesbeck Parham found that 90% of HIV-infected women presenting for antiretroviral therapy harbor cervical cell abnormalities, increasing the risk of cervical cancer. Access to screening and treatment is crucial to prevent this life-threatening condition in women living with AIDS.

Celestron NexStar 8SE Computerized Telescope

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

Racial and ethnic differences in the biology of breast cancer tumors

A recent study found racial discrepancies in breast cancer tumor gene profiles, suggesting inflammation plays a stronger role in development and progression in African-American women. African-American breast cancer patients tend to have a greater prevalence of an aggressive form of cancer less likely to respond to hormone therapy.

PET imaging may improve lung cancer diagnosis

A systematic review of recent studies suggests PET imaging can accurately diagnose and stage lung cancer, even in early stages. The imaging modality is found to be more accurate than CT imaging for treatment decisions in non–small-cell lung cancer patients.

Cryoablation continues to show good results for kidney cancer patients

A review of 62 Mayo Clinic patients who underwent cryoablation to treat cancerous kidney tumors found that all patients remained cancer-free for up to two and a half years after the procedure. The treatment's effectiveness was demonstrated by the successful elimination of 89 out of 91 tumors in a single treatment session.

Collaboration between medical specialties benefits patients

Papers published in this issue highlight the value of multidisciplinary collaboration, revealing treatments that spare patients' eyes during cancer treatment and develop new techniques to increase orbital volume. These advancements demonstrate enormous opportunities for knowledge advancement through specialty collaboration.

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.

New insight into the link between genetics and obesity

Researchers have discovered that the FTO gene influences weight gain by modifying DNA, suggesting a role in controlling hunger and satiety. The study found that the FTO variant is common and associated with increased risk of obesity and diabetes, paving the way for potential therapeutic manipulation.

Substance abuse practitioners ask 'what is recovery?'

A panel of experts proposes a definition of recovery as a voluntarily maintained lifestyle characterized by sobriety, personal health, and citizenship. The proposed definition includes classification of duration of sobriety and recognition of the importance of personal health and citizenship in achieving true recovery.

MIT works toward novel therapeutic device

Researchers at MIT have made significant advances toward a novel therapeutic device that can selectively provide signals to cells traveling through the bloodstream. The technology leverages cell rolling, a biological process that slows down cells as they flow through blood vessels, allowing them to sense signals from nearby tissues.

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.