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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

GI symptoms persist in older female colorectal cancer survivors

A new study found that 81% of women report persistent GI symptoms years after diagnosis, with abdominal bloating and gas being the most common. The analysis also showed that severe GI symptoms are linked to poor quality of life, social activities, and body image satisfaction.

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.

Apple iPhone 17 Pro

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

Umbilical cord white blood cells developed to advance cancer treatment

Scientists have developed a platform to enhance the innate ability of white blood cells from umbilical cord blood to treat various types of solid and blood cancers. Pre-clinical studies showed that these cells, known as gamma delta T-cells (GDT), possess antiviral and antitumour properties.

KIAA0930: A cachexic phenotype inducer in cancer cells

Researchers have identified KIAA0930 as a key factor causing muscle atrophy in cancer cells, which could lead to the development of new anti-cachexia therapies. The study found that KIAA0930 knockdown cells showed increased muscle mass and weight compared to control cells.

Highlights from the journal CHEST®, July 2023

The July issue of CHEST journal features 49 articles on clinically relevant topics, including disability rights and life-sustaining treatment. The journal offers complementary web resources, such as visual abstracts, to expand the reach of its research.

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 prostate cancer biomarkers provide hope to millions of men

Researchers at the University of South Australia have discovered three new biomarkers for prostate cancer that can accurately visualize and grade the disease. The breakthrough technology will enable clinicians to determine which patients require immediate treatment, potentially saving thousands of lives annually.

Doctors warn of looming threat to America’s surgical research

A team of UVA Health experts warns that surgeon-scientists are struggling to obtain research funding, which could lead to a decline in innovations for patients. The researchers found that internal medicine trainees are six times more likely to secure R01 grants and career development awards.

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.

Deciphering progesterone’s mechanisms of action in breast cancer

A new study reveals that preoperative hydroxyprogesterone administration can improve disease-free and overall survival in patients with node-positive breast cancer by modulating cellular stress response and negative regulation of inflammation. Non-coding RNAs, such as DSCAM-AS1, play a regulatory role in this process.

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.

Medical cannabis laws have negligible impact on opioid prescribing

A study by Weill Cornell Medicine found that state laws allowing medical cannabis use did not reduce prescriptions for opioids or other therapies for chronic non-cancer pain. The results challenge previous studies suggesting a link between medical cannabis laws and reduced opioid prescribing.

A new generic treatment for multiple types of cancer

Researchers have developed a new technique to generically treat several kinds of cancer, showing tumors grew almost three times less and survival rates reached 100% after just one injection. The method targets cancer cells with alpha radiation, sparing healthy tissue.

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.

Curettage and cryosurgery – effective for the most common skin cancer

A study published in the Journal of the American Academy of Dermatology found that curettage and cryosurgery is an effective and safe treatment method for basal cell carcinoma. The procedure involves scraping the lesion with a curette followed by freezing, resulting in good outcomes with minimal side effects.

Cancer cell repopulation after therapy: which is the mechanism?

Cancer cells can hide and escape therapies leading to recurrence. Researchers identify three possible mechanisms: cancer stem cells, polyploidy, and senescence. Combination treatments involving chemoradiation-induced transitory senescence and senolytic therapies may be effective in preventing repopulation.

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.

Loss of Y chromosome in men enables cancer to grow

Researchers found that loss of the Y chromosome in bladder cancer cells allows them to evade the immune system, leading to aggressive growth. However, this loss also renders the disease more responsive to a standard treatment called immune checkpoint inhibitors.

A protein helps HIV remain silent

Researchers identified a molecule that allows HIV to hide in reservoirs within CD4+ T lymphocytes. The aryl hydrocarbon receptor protein plays a crucial role in viral latency and has shown potential as a good therapeutic target.

For resistant breast cancers, two drugs may be better than one

Researchers discovered that cancer cells can adapt to novel CDK2 inhibitors in as little as one to two hours, but adding a second drug can squelch this workaround. Combining CDK2 inhibitors with existing drugs may treat resistant breast cancers more effectively

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.

Engineered white blood cells eliminate cancer

Researchers at the University of Pennsylvania School of Engineering and Applied Science have developed a new therapy that uses engineered macrophages to eliminate solid tumors. The treatment works by silencing a molecular pathway that prevents white blood cells from attacking cancer cells, allowing them to recognize and destroy tumoroids.

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.

LP-284 targets non-Hodgkin's lymphoma and DNA damage repair deficiency

Researchers have identified LP-284 as a novel acylfulvene compound with anti-tumor activity against non-Hodgkin's lymphoma. The compound exerts nanomolar potency in 15 NHL cell lines and prolongs survival of mantle cell lymphoma xenograft mice, making it a potential therapeutic option for patients with HR or TC-NER deficiency.

Cancer diagnoses dropped sharply in Alberta during COVID-19 response

A new study found significant reductions in breast, colorectal and prostate cancers as well as melanoma diagnoses in Alberta during the COVID-19 pandemic. Diagnoses dropped by 43% for melanoma, 36% for colorectal and prostate, and 33% for breast cancer during the 'state of emergency' phase.

Previously unknown material could revolutionize cancer treatment

A new composite material made of ultra-tiny silicon nanoparticles and an organic element can convert lower-energy light into higher-energy light, enabling the formation of free radicals to attack cancer tissue. The material has potential applications in boosting solar panel efficiency and improving bioimaging technologies.

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.

Study finds functional limitations increasing in survivors of cancer

The study, published in JAMA Oncology, found that the percentage of cancer survivors reporting functional limitations has more than doubled over the past 20 years. The adjusted prevalence of functional limitation was highest among pancreatic and lung cancer survivors, while melanoma survivors had the lowest rate.

Research sheds light on low rates of genetic testing for cancer

Researchers found that only 6.8% of cancer patients underwent genetic testing within two years of diagnosis, with lower rates among Black, Hispanic, and Asian patients. The low rates are attributed to lack of integration of test results into cancer management and prevention.

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.

Cancer cells rev up synthesis, compared with neighbors

Cancer cells in brain tumors produce lipids at higher rates than surrounding healthy tissue, offering clues for treatment strategies. The study provides insights into the unique biochemical processes fueling cancer growth in the brain.

Meta Quest 3 512GB

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

Innovative endoscopic imaging system can detect multiple fluorescent tracers

Researchers developed a novel endoscopic imaging system with a bioinspired sensor that can detect multiple fluorescent probes, enabling more accurate fluorescence-guided cancer surgery. The system showed improved spatial resolution and sensitivity in detecting tumors, paving the way for the adoption of multi-tracer FGS.

Comparing the polarimetric properties of fresh and preserved brain tissue

Researchers found that formalin fixation does not significantly alter the polarimetric properties of brain tissue, making it suitable for training machine-learning models. The study suggests that formalin-fixed brain tissue specimens can provide high-quality data for rapid and accurate diagnostic imaging in surgery.

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.

Circumventing the renal toxicity associated with cisplatin treatment

Researchers have found a compound that can prevent cisplatin-induced renal toxicity and improve the outcomes of cancer treatment. The aromatic ketone 2',4',6'-trihydroxyacetophenone (THA) inhibits the CCBL1-mediated metabolism of cisplatin, reducing its toxic effects without affecting its potency.