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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

Early HIV treatment key to avoiding brain atrophy

A new study suggests that early HIV treatment can prevent brain atrophy and cognitive decline, emphasizing the importance of timely antiretroviral therapy. By analyzing MRI data from patients with early HIV infection, researchers found that cART treatment halted volume loss and cortical thinning in several brain regions.

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.

UTSA researchers explore little-known, deadly fungal infections

Researchers at UTSA investigate the potential for vaccine development against Cryptococcus, a fungus that can cause deadly fungal meningitis in immunocompromised individuals. The study highlights the need for further research to overcome current challenges in distinguishing between human and fungal cells.

Apple iPhone 17 Pro

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

Researchers offer new model for uncovering true HIV mortality rates in Zambia

A new study published in PLOS Medicine provides a more accurate representation of site- and regional-level mortality among people on HIV therapy in Zambia. The research found that mortality is substantially underreported in routine provincial program data, leading to a change in the ranking of provinces by mortality rates.

New hope for waitlisted patients addicted to opioids

A new intervention by Dr. Stacey Sigmon reduces illicit opioid use and injection drug use among waitlisted patients by providing daily medication via a computerized dispenser. This regimen allows patients to start potentially life-saving treatment immediately, while waiting for access to comprehensive counseling services.

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.

BU: Immediate ART treatment improves retention rates

A study published in PLOS Medicine found that starting antiretroviral therapy (ART) immediately following an HIV diagnosis dramatically improves retention in clinical HIV care. Patients who were eligible for ART at diagnosis were 25 percentage points more likely to start therapy and 18 percentage points more likely to remain in care at...

Mathematically modeling HIV drug pharmacodynamics

Researchers propose a mathematical model to investigate the effects of drug parameters and dosing schedules on HIV latent reservoirs and viral load dynamics. The study suggests that drugs with proper pharmacodynamic properties can potentially prevent or postpone establishment of viral infection.

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.

New research opens the door to 'functional cure' for HIV

Scientists from Scripps Research Institute have shown that a novel compound effectively suppresses HIV virus production in chronically infected cells and prevents viral rebound. The 'block-and-lock' approach blocks reactivation of the virus in cells and locks it into a durable state of latency.

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.

Neighborhood socioeconomic position an important predictor of cardiovascular risk

A recent study published in Annals of Internal Medicine found that neighborhood socioeconomic position is a crucial predictor of cardiovascular risk. The model used to predict this risk systematically underestimated the negative effects of living in disadvantaged neighborhoods, highlighting the importance of considering ecologic circum...

Child living with HIV maintains remission without drugs since 2008

A nine-year-old South African child has suppressed HIV virus without anti-HIV drugs for eight and a half years, according to the NIH-funded study. The child received early limited anti-HIV treatment in infancy and was found to have maintained undetectable levels of HIV despite not receiving ongoing therapy.

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.

Understanding HIV's persistence

A new study found that HIV-1 infected cells can persist in the body for decades by exploiting normal cell proliferation. The research identified a single infected CD4 T cell that can amplify the number of virally infected cells through clonal proliferation, leading to a million-fold increase.

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.

HIV: A therapeutic advance for resource-limited settings

The study found dual therapy with lamivudine and a boosted protease inhibitor to be effective as second-line treatment in patients infected by HIV with multiple mutations. The combination resulted in lower rates of treatment failure, increased CD4 cell count, and better tolerability compared to monotherapy.

HIV patients sticking with therapy longer, Medicaid data show

A Brown University study finds that HIV patients persisting with treatment has increased by more than 50% since 2001, with median duration reaching 35.4 months in 2004-2006. Despite progress, significant disparities remain, with certain groups facing higher discontinuation rates.

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.

Does HIV infection affect brain connectivity and cognitive performance?

A new study finds that HIV-positive young adults with limited treatment history have significant disruptions in brain structural networks, poorer connections, and reduced cognitive performance. The study suggests that anatomical brain connectivity is a useful biomarker for white matter disruption in HIV infection.

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.

Fluke 87V Industrial Digital Multimeter

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

Challenges remain in HIV care in Africa

A new study highlights the difficult decisions healthcare providers face when treating HIV-positive patients with seizures, where medication options are limited. Seizures are a common symptom in advanced stage HIV, affecting up to 11% of those undiagnosed and untreated.

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.

HIV patients showing signs of multidrug resistance in Africa

A new study published in The Lancet Infectious Diseases found that HIV patients in Africa are developing resistance to both older generation drugs like thymidine analogues and modern drugs like tenofovir. This highlights the need for genetic testing before prescribing first-line treatments.

HIV test performed on USB stick

Scientists at Imperial College London have created a compact HIV test on a USB stick that can detect the virus in under 30 minutes. The device monitors viral levels to track treatment efficacy and prevent medication resistance.

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.

Prevalence of immunosuppression among US adults

A study published in JAMA analyzed data from the 2013 National Health Interview Survey to estimate the prevalence of self-reported immunosuppressed adults in the United States. The estimated US prevalence of immunosuppression is 2.7%, with higher rates among women, whites, and individuals aged 50-59 years.

The ART of combination therapy thwarts HIV infection

Researchers have found that coupling an antibody with standard-of-care antiretroviral treatment reduces virus levels and reverses immune system damage in SIV-infected rhesus macaques. The dual therapy maintains undetectable virus levels for over nine months after ART withdrawal.

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.

Largest HIV transmission study conducted

A new study of over 800 couples found that neither gay men nor heterosexual people with HIV transmitted the virus to their partners if on suppressive antiretroviral treatment. The PARTNER study, the world's largest of its kind, monitored couples for several years and recorded no instances of transmission.

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.

More gay men than ever getting tested for HIV -- but 1 in 4 still never had a test

According to the National Gay Men's Sex Survey, more gay and bisexual men than ever are getting tested for HIV. However, one in four have never had an HIV test, and many are unsure of their status. The survey also found that condom use remains a concern, with one-in-three sexually active gay men having unprotected anal sex with non-ste...

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.

Eliminating HIV is possible; UCLA, Danish researchers explain how

Researchers found that Denmark's exceptional treatment programs, with high patient adherence rates, have brought the country's HIV epidemic to near-elimination. The 'treatment as prevention' strategy has been shown to be effective in reducing new infections and can serve as a model for global elimination.

HIV agencies yield insights on improving services

Researchers identified six areas for improvement: HIV prevention, common entry points, information availability, funding sources, competiveness, and building trust. Collaboration among agencies was found to be crucial for effective service delivery.

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.

Botswana study shows 96 percent rate of viral suppression for patients on HIV drugs

According to a new study from Harvard T.H. Chan School of Public Health, Botswana has achieved remarkable progress in reducing the number of people who are infectious with HIV through strong treatment programs. The country has reported 96% viral suppression rates among patients on antiretroviral therapy, surpassing Western nations and ...

Racial disparity lies at intersection of HIV, Hodgkin lymphoma

A new study reveals significant racial disparities in treatment for patients with HIV and Hodgkin lymphoma, with black patients facing higher rates of non-treatment. Despite effective treatment options, doctors note that socioeconomic factors and lack of access to care may contribute to these disparities.