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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

Researchers develop a 'time bomb' to fight cardiovascular disease

A team of researchers has developed a 'time bomb' nanocontainer that releases vasodilator content exclusively to diseased areas, increasing treatment efficacy and reducing side effects. This technology exploits the physical phenomenon of shear stress in stenosed arteries to deliver targeted therapy.

Apple iPhone 17 Pro

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

New brain target for appetite control identified

Researchers at Columbia University Medical Center have identified a brain receptor called Gpr17 that appears to play a central role in regulating appetite. Blocking the action of this protein, which is also found in humans, could lead to new drugs for preventing or treating obesity.

Scientists work together to achieve milestone against deadly diseases

Researchers at two structural genomics centers determined 1,000 protein structures from infectious disease organisms, providing crucial insights into the deadliest diseases. The knowledge gained will aid in developing new interventions and therapeutic agents for drug-resistant strains of TB, MRSA, and other pathogens.

The right combination: Overcoming drug resistance in cancer

The study found that two tumor suppressor genes, KLF6 and FOXO1, can disrupt overactive EGFR signaling. By targeting the FOXO1/KLF6 axis, researchers were able to restore effectiveness of anti-EGFR drugs like erlotinib and reduce tumor growth.

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.

Hepatitis C 'switch' offers target for new drug research

Scientists have identified a highly conserved 'switch' in the Hepatitis C virus that can be targeted by custom-designed drugs to lock it into an inactive state. This discovery offers a promising approach to treating the virus, which affects over 170 million people worldwide.

British experts update addiction treatment guidelines

The British Association for Psychopharmacology has released updated guidelines for treating substance abuse and addiction, focusing on pharmacological management. The new guidelines provide a comprehensive review of evidence-based practices for practitioners to optimize clinical decisions.

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.

Drug kills cancer cells by restoring faulty tumor suppressor

A new study describes a compound that selectively kills cancer cells by restoring the structure and function of mutant p53. This finding supports the development of rationally targeted cancer therapies and has potential for treating 30,000 patients annually in the US.

Immune drug doesn't help kids with hard-to-treat kidney disorder

Children with idiopathic nephrotic syndrome (INS) who do not respond to standard treatments may not benefit from rituximab, according to a recent study. The drug, which targets the immune system, was found to be ineffective in reducing protein excretion in urine after three months of treatment.

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.

NSAIDs and cardiovascular risk explained

A new study from the University of Pennsylvania School of Medicine confirms that COX-2 inhibitors, such as Vioxx and Celebrex, increase cardiovascular risk by disrupting prostacyclin production. This disruption leads to hardening of the arteries and amplifies the effects of COX-2 inhibition on the cardiovascular system.

A new 'Achilles' heel' in fungus that causes dandruff

Research identifies enzyme essential for M. globosa's growth, making it a prime target for developing better anti-dandruff medicines. Sulfonamides show greater effectiveness than ketoconazole in preventing the fungus's growth.

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 medication offers hope to patients with frequent, uncontrollable seizures

Researchers at Johns Hopkins Medicine have developed a new medication, perampanel, that selectively targets proteins in the brain to control excitability and significantly reduce seizure frequency. The study, involving over 700 participants, found that roughly one-third of patients experienced a more than 50% reduction in seizures.

Kidney stone mystery solved

New research reveals that a common genetic variation in claudin-14 increases the risk of kidney stones. The study found that alterations in the gene's activity influence stone development when calcium or salt intake is high, leading to an increase in urine calcium levels.

Early introduction of biologic therapy improves Crohn's disease outcomes

A large-scale study shows that introducing sophisticated biologic therapies early in treatment improves response to medication and reduces the need for surgery. Patients treated with biologic therapies earlier were significantly less likely to need steroids and required fewer surgeries related to their Crohn's disease.

An Achilles heel of AML

Researchers have discovered that activating mutations in the FLT3 gene play a crucial role in acute myeloid leukemia, making it an attractive target for new treatments. The study identifies drug-resistant mutations in FLT3 and suggests that therapies involving combinations of multiple drugs could suppress these mutated forms.

Celestron NexStar 8SE Computerized Telescope

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

Salk scientists redraw the blueprint of the body's biological clock

Researchers at Salk Institute find that two cellular switches play a crucial role in maintaining normal sleeping and eating cycles and metabolism. The discovery suggests a powerful link between circadian rhythms and metabolism, potentially leading to new treatments for disorders such as sleep problems, obesity, and diabetes.

First targeted nanomedicine to enter human clinical studies

Researchers have successfully tested the first targeted cancer drug called BIND-014, demonstrating its ability to target receptors in tumors and achieve high tumor concentrations. The study shows remarkable efficacy, safety, and pharmacological properties compared to traditional chemotherapy.

Fluke 87V Industrial Digital Multimeter

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

Structure of 'Salvia' receptor solved

The discovery of the kappa opioid receptor (KOR) structure could lead to the development of new medications targeting addiction, depression, anxiety, chronic pain, and other conditions. Salvinorin A, a hallucinogenic compound from the Salvia plant, interacts with only one receptor type in the human brain.

Davis Instruments Vantage Pro2 Weather Station

Davis Instruments Vantage Pro2 Weather Station offers research-grade local weather data for networked stations, campuses, and community observatories.

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.

Antidepressant shows promise as cancer treatment

A team of researchers has found that an antidepressant called tranylcypromine (TCP) can harness the power of a vitamin A-derivative to treat acute myeloid leukemia (AML). The study reveals that inhibiting an enzyme called LSD1 with TCP can switch genes on, making cancer cells susceptible to ATRA.

Drug helps purge hidden HIV virus, study shows

A recent study has successfully flushed latent HIV infection from hiding using a drug used to treat certain types of lymphoma. The results show that targeting the biological mechanism that keeps the HIV virus hidden can be effective in providing a cure.

Teaching fat cells to burn calories

Scientists at UCSF have identified a protein called PRDM16 that can convert ordinary white fat cells into brown fat cells, which burn calories. This discovery makes PRDM16 a possible target for future obesity treatments.

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.

Modified bone drug kills malaria parasite in mice

Researchers have discovered a modified bone drug that can effectively kill the malaria parasite in infected mice, working at very low concentrations with no toxicity observed. The new compound, BPH-703, targets a key enzyme essential for the parasite's survival and immune evasion.

4 new drugs will change prostate cancer care

Four new drugs offer innovative methods of action against prostate cancer, including bone protective agents, hormone treatments and immunotherapy. These advancements could extend survival prognosis and potentially turn prostate cancer into a chronic disease.

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.

Justifying insurance coverage for orphan drugs

The article proposes an ethical framework to guide coverage decisions for expensive orphan drugs, considering the tension between saving lives and avoiding unfair advantages to identifiable patients. It suggests evaluating potential health gains in context and weighing opportunity costs to determine acceptable expenditure.

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.

Making sense of addiction terminology

A new editorial aims to clarify drug and alcohol addiction terminology by defining current treatments' modes of action and targets. The authors suggest that a better understanding of these elements would aid in the development of more effective treatments, particularly for opioid and tobacco addictions.

Chemists unlock potential target for drug development

A team of chemists from Michigan State University has discovered a way to isolate and test the P2X1 receptor in blood platelets, unlocking its potential as a new drug target for diseases such as diabetes, hypertension, and cystic fibrosis. The research allows researchers to re-test existing medications by attaching to the receptor.

New medication, surgery may offer relief for patients with psoriatic arthritis

A new review article suggests that medications targeting T-cells can significantly benefit patients with psoriatic arthritis, reducing symptoms and improving joint function. Surgery may also be considered for patients with joint deformities, offering insights into outcomes and risks for those who progress to joint destruction.

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.

Unexpected discovery opens up new opportunities for targeting cancer

Researchers at the University of Leicester have discovered a link between inositol phosphate signalling and histone deacetylase enzymes, which play a key role in regulating gene expression. This finding has significant implications for the therapeutic intervention of certain types of cancer.

Protein changes identified in early-onset Alzheimer's

A study at UCLA has identified 56 proteins that show significant differences between people with familial Alzheimer's disease and those without it. The changes may represent an early manifestation of the loss of critical brain structures, providing potential new targets for drug interventions.

Study confirms new strategy in fight against infectious diseases

Scientists developed a new strategy to fight infectious diseases by blocking pathogen entry into cells rather than killing the bug itself. This approach targets specific elements of the infection process inside the host body and has shown promising results in treating Leishmania parasites.

Scientists characterize protein essential to survival of malaria parasite

Researchers at Washington University have characterized a protein crucial to the life of the malaria parasite, Plasmodium falciparum. The enzyme, phosphoethanolamine methyltransferase (PMT), is an ideal target for new antimalarial drugs due to its unique characteristics and lack of homologues in humans.

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.

New advance announced in reducing 'bad' cholesterol

Researchers from the University of Leicester and UCLA have made a major breakthrough in developing targeted drugs to lower 'bad' cholesterol levels. By targeting the enzyme IDOL, scientists aim to increase LDL receptor production, thereby lowering circulating cholesterol levels in humans.

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.