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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

Molecules can block breast cancer's ability to spread

A study by Memorial Sloan-Kettering Cancer Center identifies a group of microRNA molecules that control genes causing breast cancer metastasis. The loss of these microRNAs allows cancer cells to migrate and grow more rapidly, leading to increased risk of lung and bone metastasis.

Small RNAs can prevent spread of breast cancer

Researchers identified three microRNA molecules that suppress the spread of breast cancer. Restoring these molecules reduces the ability of cancer cells to proliferate and migrate. The study adds to the growing list of cellular targets for drugs designed to prevent breast cancer metastasis.

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.

Taxol with avastin produces noteworthy results

The study showed significant benefits of Avastin with Taxol in treating metastatic breast cancer, nearly doubling the time between chemotherapy initiation and tumor progression. This achievement demonstrates Avastin's potential as an antiangiogenic agent in breast cancer therapy.

Drug combination shrinks breast cancer metastases in brain

A combination of lapatinib and capecitabine significantly shrinks brain metastases in patients with aggressive HER2-positive breast cancer, with 10 patients experiencing a 50% reduction. The study's findings offer new hope for treatment options for women with advanced breast cancer who develop brain metastases.

Survival shortened when ER/PR negative breast cancer spreads to the brain

Two studies from Mayo Clinic found that ER/PR negative breast cancers have the worst overall outcomes when spreading to the brain, resulting in shorter median survival times. Women with triple negative tumors and HER2+ tumors without estrogen or progesterone receptors have poor outcomes due to aggressive brain metastasis.

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.

JCI online early table of contents: Dec. 6, 2007

Researchers have identified immunomodulatory anticancer drugs lenalidomide and pomalidomide as effective therapies for inducing fetal hemoglobin production in sickle-cell disease patients. Additionally, a new compound has been discovered to treat protein-losing enteropathy, a condition causing excessive protein loss from the gut.

How can we know early who will benefit from tumor target therapy?

Researchers used FDG PET/CT to monitor early responses and found that combining EGFR-specific antibodies with VEGF-specific antibodies may improve anti-tumor efficacy. The novel approach also shows potential for anticancer therapy by monitoring molecular treatment responses.

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.

Stress hormone may hasten the progression of certain blood cancers

Researchers at Ohio State University have found that stress hormone norepinephrine promotes tumor cell growth and metastasis in certain types of blood cancer. The study suggests that blocking norepinephrine receptors may slow disease progression and improve treatment outcomes.

Biomarker may be an early predictor of advanced breast cancer

Researchers have identified a molecule, osteopontin-c, that appears more accurate than existing biomarkers in predicting which breast cancers will develop into advanced forms. The discovery could one day influence therapy decisions and prevent patients from undergoing aggressive treatments.

Targets on the horizon: Emerging therapies and novel targets

Researchers present emerging therapies targeting cancer cells, including a small molecule inhibitor of protein kinase D and an oncolytic herpes virus that selectively targets cancer cells without damaging nerves. These treatments offer promising methods for controlling disease and improving patient outcomes.

Is the spleen able to prohibit tumor cell proliferation?

The spleen's unique anatomical and immunological characteristics may explain why isolated splenic metastasis from colorectal carcinoma is rare. Experimental studies have shown that cancer cells injected into the spleen grow more slowly than those in other organs.

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.

Interleukin-8, key marker for colorectal cancer treatment

Researchers found significant IL-8 up-regulation in all inflammatory, non-malignant, and malignant colorectal entities compared to normal tissues. The study suggests an association between IL-8 expression and the development of colorectal cancer and liver 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.

MicroRNA convicted of triggering metastasis

A recent study shows that overabundance of a single microRNA, microRNA-10b, can cause tumors to spread to distant tissues in mice. Researchers found that this microRNA disrupts the normal migration process of cancer cells by targeting the HoxD10 gene.

Cancer stem cell subpopulation drives metastasis of human pancreatic cancer

Researchers identified a distinct subpopulation of cancer stem cells responsible for metastasis in human pancreatic cancer. The study found that CSCs expressing CD133 and CXCR4 play a critical role in tumor metastasis, and inhibiting these cells or transplanting non-metastatic cells can abolish metastatic tumor development.

Apple iPhone 17 Pro

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

How cancer spreads by aggregating platelets

Researchers have identified a protein on the surface of platelets that plays a key role in cancer-induced platelet aggregation, allowing cancer cells to evade the immune system and spread throughout the body. By blocking the interaction between podoplanin and CLEC-2, it may be possible to prevent tumor metastasis.

A gene for metastasis

Researchers discover that the L1-CAM gene is highly expressed in colorectal cancer cells that have spread to the liver, while normal colon tissue lacks this gene. This finding highlights the importance of L1-CAM in metastasis and opens new avenues for cancer research.

Other highlights in the Aug. 28 JNCI

Researchers identify specific H. pylori strains associated with precancerous gastric lesions, potentially underestimating the risk of gastric cancer. Meanwhile, a gene called OGR1 is found to suppress prostate cancer metastasis in mice, suggesting its potential as a novel metastasis suppressor gene.

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.

Latest drugs improve survival for metastatic breast cancer

A new study published in CANCER found that newer drug therapies, particularly aromatase inhibitors, have improved the survival of women with metastatic breast cancer. Survival rates increased by approximately 30% as these drugs became more widely used between 1991 and 2001.

Celestron NexStar 8SE Computerized Telescope

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

Blocking beta1-integrin to treat cancer

Researchers suggest targeting beta1-integrin to treat cancer by reducing tumour cell proliferation and inducing cellular senescence, potentially preventing metastases. Blocking this protein function in transgenic mice with pancreatic insulinomas resulted in tumour cells becoming senescent and unable to form new tumours.

Drug shows activity against brain metastases

The drug lapatinib has modest but real activity against brain metastases, shrinking tumors and slowing disease progression in some breast cancer patients. The study's findings suggest that the drug should undergo further testing as a treatment for breast cancer with brain metastases.

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.

Study supports activity of GEMZAR in the treatment of early-stage breast cancer

A recent Phase II study evaluating the addition of GEMZAR to standard chemotherapy regimens showed promising results in treating stage II-III breast cancer. The treatment regimen demonstrated a high pathologic complete response rate, with additional benefits for HER-2 positive patients who received trastuzumab. These findings support t...

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.

Other highlights in the May 16 JNCI

Alcohol drinking has been associated with a reduced risk of renal cell cancer. Childhood leukemia and lymphoma survivors face an elevated risk of secondary cancers, while treatment with clodronate did not improve survival for men with localized prostate cancer.

Targeting sugar on blood vessels may inhibit cancer growth

Researchers at UCSD School of Medicine targeted heparan sulfate in tumor blood vessels to inhibit angiogenesis and tumor growth. Modifying the action of this sugar uniquely impacted the tumor vasculature, altering its growth rate in lung carcinoma cells in mice.

Genes set scene for metastasis

Biologists at Memorial Sloan-Kettering Cancer Center identified a set of genes working together to remodel blood vessels and promote breast cancer spread to the lungs. Targeting these genes with drug combinations may prove useful in treating metastatic breast cancer.

Treatment-induced growth factor causes cancer progression

Researchers at Vanderbilt University Medical Center have linked treatment-induced TGF-beta levels to increased circulating cancer cells and tumor metastases in a mouse model of breast cancer. Blocking TGF-beta may be clinically useful in combination with primary therapies.

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.

Sutent achieves first line EAU approval for kidney cancer

The European Association of Urology (EAU) has recommended Sutent as a first-line treatment for patients with metastatic renal cell carcinoma. Clinical trials have shown that Sutent improves progression-free survival by more than doubling the median PFS compared to interferon-alpha. The new guidelines also highlight Sutent's higher obje...

Other highlights in the Feb. 21 JNCI

A new screening protocol has been identified that can detect Lynch syndrome, a disorder that increases the risk of developing colorectal cancer at a young age. The screening procedure detected mutations in 69 patients and identified at least 57 HNPCC patients who would not have been screened under current testing practices.

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.

Stem cells as cancer therapy

Neural stem cells can be engineered to deliver anti-cancer drugs to metastatic cancer cells, potentially treating disseminated cancer. Researchers successfully eradicated metastases in a mouse model of neuroblastoma using this approach.

Researchers find stem-cell therapy effective in targeting metastatic cancer

Researchers at City of Hope and St. Jude Children's Research Hospital developed a modified neural stem cell therapy that activates chemotherapeutic drugs primarily at tumor sites, sparing normal tissue. The approach showed promise in treating solid tumors, including neuroblastoma, with improved survival rates.

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.

Antibody extends life of mice with breast cancer

A monoclonal antibody JAA-F11 has been shown to extend the survival of mice with human breast-cancer tumors and inhibit their spread to the lungs, a result attributed to its ability to block adhesion and growth stages of cancer cells.

Meta Quest 3 512GB

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

Listening to the sound of skin cancer

Researchers have developed a new method to detect metastasizing melanoma cells in the blood using photoacoustic detection, which can identify as few as 10 cancer cells. The technique uses laser techniques and ultrasound methods to emit noise from cancer cells, allowing for early diagnosis and treatment.

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.

Anker Laptop Power Bank 25,000mAh (Triple 100W USB-C)

Anker Laptop Power Bank 25,000mAh (Triple 100W USB-C) keeps Macs, tablets, and meters powered during extended observing runs and remote surveys.