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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

Nanoparticle reduces targeted cancer drug's toxicity

Researchers created a nanoparticle formulation of a targeted cancer drug that selectively targets tumors while sparing healthy tissue. The nanoparticle-encapsulated version showed improved efficacy and reduced side effects in rodent trials.

Bringing back transparency in drug regulations at Health Canada

Researchers and experts advocate for increased access to drug safety and effectiveness data from Health Canada to facilitate independent scrutiny of pharmaceuticals. This push aims to motivate institutional change and improve the overall quality of regulatory decisions.

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.

RNs more likely to identify high-risk medication discrepancies

Researchers found that RNs are more likely than LPNs to detect medication order discrepancies involving high-risk medications, suggesting RNs are better equipped for comprehensive assessment and resident safety. This finding highlights the need to distinguish differences in responsibilities between RNs and LPNs in nursing homes.

No clear choice among newly available once-weekly diabetes medications

Once-weekly GLP-1RAs lack clear-cut benefits and harms, making it challenging to choose the most suitable medication. The medications share similar outcomes for blood pressure and lipids but have differences in terms of HbA1c reduction and body weight, as well as risk of nausea and heart rate increase.

3-D mapping a new drug-delivery tool

Researchers have successfully mapped the 3D structure of cubosomes, a biological 'capsule' that delivers molecules with high efficiency. The breakthrough can help promote the use of cubosomes in medicine and food science.

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.

Drug driving: Are your meds affecting you?

Research suggests that prescription medication can impair drivers' abilities, with Benzodiazepines increasing the risk of crashes. The symposium aims to address the issue through increased awareness and testing procedures.

Find way to focus on dietary supplement safety, experts say

A former FDA principal deputy commissioner proposes a solution to the dietary supplement regulation gridlock by focusing on improving safety rather than efficacy. The proposed framework includes pre-market registration, clearer disclaimers, and better standards for identifying substances to protect consumers from unsafe products.

Off-label prescription drug use and adverse drug events

A study of Canadian patients found that off-label prescription drug use was associated with a higher incidence of adverse drug events (ADEs), particularly when the use lacked strong scientific evidence. The study also found that patients using multiple medications had a significantly increased risk for ADEs.

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.

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.

Stopping malaria in its tracks

A new anti-basigin drug has cured mice of established malaria infection with minimal side effects, offering hope for treating the deadly disease. The drug's development path may be less complex than traditional clinical trials, as it builds on existing knowledge of the protein's role in cancer and graft-versus-host disease.

Should doctors recommend homeopathy?

Peter Fisher argues that homeopathy is misunderstood and that some reviews have omitted key evidence, while Edzard Ernst claims that most independent systematic reviews have failed to show homeopathy's effectiveness due to methodological flaws.

Apple iPhone 17 Pro

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

New in the Hastings Center Report

The Hastings Center Report delves into the impact of patient-satisfaction surveys on healthcare quality, arguing they may compromise care and raise costs. The issue also examines the role of courage in healthcare, highlighting its limitations in certain contexts.

Celestron NexStar 8SE Computerized Telescope

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

Droperidol is safe for agitated ER patients, despite black box warning

A new study published in Annals of Emergency Medicine has reevaluated the safety of droperidol for sedating emergency patients with acute behavioral disturbance. The study found that droperidol is effective and safe when used alone, but combinations with benzodiazepines may increase adverse effects.

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 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.

Fluke 87V Industrial Digital Multimeter

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

Discovery helps to spot what makes a good drug

Researchers developed a new test that determines which drugs are unlikely to work by analyzing their structural similarity to naturally occurring substances. The 'rule of 0.5' shows a strong correlation between marketed drugs and metabolites, indicating that molecules with low similarity are unlikely to succeed.

New drug-delivery capsule may replace injections

Researchers have developed a novel drug capsule coated with tiny needles that can deliver drugs directly into the lining of the stomach, bypassing the need for injections. The capsules successfully delivered insulin to pigs, causing a faster and larger reduction in blood glucose levels than traditional injections.

Annals of Internal Medicine tip sheet for Sept. 30, 2014

Commentaries in Annals of Internal Medicine argue that Proposition 46's mandatory physician drug testing could deter help-seeking and reporting, potentially harming patients. The authors instead advocate for addressing physician impairment through more nuanced solutions.

IBD patients: Consider giving infliximab a second try

A retrospective single-center study found that restarting infliximab therapy after a drug holiday is safe and effective for IBD patients. The average duration of infliximab holiday was 15 months. Patients who were in remission at the time infliximab was discontinued showed a 78 percent response rate at one year.

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.

Federal Drug Discount Program faces challenges, report finds

The 340B program is facing critical issues such as eligibility definition, compliance, and transparency. RAND researchers estimate that the program accounts for $6 billion in outpatient drug spending and provides savings of $1.6 billion for eligible safety net providers.

Safety concerns about new drugs revealed

A recent study found that 32% of newer drugs received a black box warning or were withdrawn for safety reasons, compared to 21.2% of older drugs. The study suggests that the FDA's expedited approval process may have led to the release of unsafe drugs.

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.

Understanding active pharmaceutical ingredients

The study's findings highlight the importance of API hydration in determining physical properties, such as stability and solubility. The research provides valuable insights into the mechanistic relationships between dehydration stages and lattice structure changes.

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.

Meta Quest 3 512GB

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

Strategies on the Internet to discredit generic drugs

A four-year study of over 3,000 opinions on Spanish web pages found that communication strategies aimed at creating risk perceptions about generic drugs may influence their low usage. Generic drugs have the same composition, quality, and safety as brand-name counterparts, yet their market share in Spain is lower than in Europe.

Researchers create synthetic version of heparin for use in kidney patients

A team led by Robert Linhardt and Jian Liu created a synthetic form of low-molecular-weight heparin, which can be reversed in cases of overdose and is safer for patients with poor kidney function. The new drug is also cost-effective and has improved properties compared to the animal-derived alternative.

Slim pickings for 2 weight-loss drugs?

Two approved weight-loss drugs have been linked to serious harms, including memory and depression problems, and cardiovascular risks. Researchers question the FDA's decision to approve these medications without more definitive evidence.

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.

FDA approves new MS treatment regimen developed at Wayne State University

The FDA has approved a new multiple sclerosis treatment regimen developed at Wayne State University, which involves injecting Copaxone at a higher dose but fewer times per week. The study demonstrated that this dosing regimen is effective and safe, with reduced relapse rates and improved tolerability.

£3m drug safety center investment

The Medical Research Council Centre for Drug Safety Science at the University of Liverpool has received £3m in new funding to continue reducing the impact of adverse reactions to medicinal drugs. Adverse drug reactions result in significant healthcare costs and pose a major challenge for the pharmaceutical industry.