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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

Common infections tied to some stroke risk in kids

A new study suggests that minor infections like colds and flu can increase short-lived stroke risk in vulnerable children. The study found that the risk of stroke was highest within a three-day period after an infection, highlighting the need for infection prevention and vaccination to protect at-risk kids.

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.

Expert CLABSI guidance adds real world implementation strategies

The Society for Healthcare Epidemiology of America releases practical recommendations to help acute care hospitals prioritize prevention efforts and reduce central-line associated bloodstream infections (CLABSIs). The guidance includes evidence-based strategies such as engaging healthcare personnel, educating staff, and standardizing c...

New antibiotic proven effective to treat acute bacterial skin infections

A study published in New England Journal of Medicine shows that dalbavancin is as effective as vancomycin in treating serious bacterial skin and skin-structure infections, including MRSA. The antibiotic has been proven to be an effective therapy for these infections, allowing for treatment once a week instead of several times a day.

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.

Ibuprofen no good in treating colds or sore throats

A University of Southampton study has found that ibuprofen provides no benefit for patients with respiratory tract infections, including colds and sore throats. The research also showed that steam inhalation has no clear symptom-relieving effect, while ibuprofen may actually contribute to the progression of illness in some individuals.

Pediatric musculoskeletal MRSA infections on the rise

Pediatric patients with culture-positive Staphylococcus aureus infections saw a significant increase in methicillin-resistant MRSA cases, leading to longer hospital stays and more surgeries. MRSA-infected patients were also more likely to experience complications such as deep vein thrombosis and septic shock.

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.

Internet-based training could help in the fight against antibiotic resistance

A new study published in The Lancet found that internet-based training can significantly lower antibiotic prescribing rates for acute respiratory tract infections. Clinicians who received training in using CRP tests or enhanced communication skills reduced their prescribing rates by 47% and 32%, respectively. Combining both types of tr...

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.

Risk of kidney disease doubled with use of fluoroquinolone antibiotics

A recent study published in the Canadian Medical Association Journal found that current use of fluoroquinolone antibiotics increases the risk of acute kidney injury by two-fold. The risk was highest with ciprofloxacin and moxifloxacin, and concurrent use with renin-angiotensin-system blockers further increased the risk.

Yearly rise in emergency admissions for kids in England since 2003

Research reveals a steady increase in UK children's emergency hospital admissions since 2003, primarily driven by common infections. The trend shows a particularly significant rise among under-5s, with projected population increases suggesting up to 230,000 more admissions by 2020.

Apple iPhone 17 Pro

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

Worries about dementia how hospitalization affects the elderly

A recent study found that older patients hospitalized with critical illness are at increased risk of developing dementia. The study, published in Critical Care, identified infection, neurological dysfunction, and acute renal failure as independent risk factors for dementia diagnosis.

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.

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.

Strengthening fragile immune memories to fight chronic infections

Memory T cells that initially developed against a virus upon first encounter can be lost during chronic infections, making it challenging for vaccine development. Researchers at the Emory Vaccine Center have identified a molecule called 2B4 on memory cells that slows them down during chronic infections.

Cruise ship norovirus outbreak highlights how infections spread

A study on a cruise ship norovirus outbreak found that infected passengers were more likely to have an ill cabin mate and resided or dined on the deck level where a vomiting incident occurred. Quick reporting by sick passengers and crew is crucial in preventing the spread of illness.

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.

Bus and tram passengers warned to keep their germs to themselves

Researchers found that recent bus or tram use within five days of symptom onset was associated with a six-fold increased risk of going to the doctor. Daily users may be protected against seasonal influenza and pandemic risks due to repeated exposure, experts say.

Antibiotics best treatment for ear infections in toddlers, NIH grantees find

Researchers at the Children's Hospital of Pittsburgh found that antibiotics are more effective than a placebo in relieving symptoms of middle-ear infections in young children. The study, funded by the National Institute of Allergy and Infectious Diseases, involved 291 children between 6 and 23 months old with acute middle ear infections.

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.

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.

Hospital infections cost $1 billion in lost bed days

A new study by Queensland University of Technology found that hospital infections cost the Australian healthcare system over 850,000 lost bed days annually. Reducing these rates could release up to 150,158 bed days, allowing for an estimated 38,500 additional admissions.

Overall antibiotic prescription rates for respiratory tract infections decreasing

The study found that antibiotic prescription rates for acute respiratory tract infections decreased by 27% among children under 5 years old between 1995-1996 and 2005-2006, while rates remained stable for adults. The shift was attributed to a decline in ambulatory visits for ear infections and initiatives promoting judicious use of ant...

Chlamydia may play role in a type of arthritis

Researchers found that 62% of patients with chronic uSpA had Chlamydia infection, significantly higher than controls. This suggests Chlamydia may play a role in causing this type of arthritis.

New studies examine elimination of hepatitis B and C

Two new studies explore ways to clear hepatitis B virus (HBV) and hepatitis C virus (HCV) from patients' bodies. Researchers found that HBV superinfection can lead to clearance of HCV in chronic HCV patients, while interferon-based therapies show promise for treating chronic HBV.

Fluke 87V Industrial Digital Multimeter

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

Chronic infection may add to developing-world deaths

Researchers from MIT indicate that underlying gastrointestinal infections increase severity of acute diarrhea and delay recovery. The analysis provides a model for evaluating new preventive strategies or therapeutic treatments.

Parasitic worm infections increase susceptibility to AIDS viruses

A recent study published in PLoS Neglected Tropical Diseases found that parasitic worm infections can increase the risk of acquiring HIV/AIDS. The study showed that rhesus macaques with acute schistosomiasis were more susceptible to an HIV-like virus, with higher peak viral loads and memory cell concentrations.

How do the rules of immunity change during chronic infections?

Scientists at The Wistar Institute found that CD8 T cells generated to fight chronic infections operate under a different maintenance scheme than those in acute infections. These cells have a rapid turnover and are dependent on the virus for their continuation, which could be manipulated to design new therapeutic options.

Antibiotics appear to be overprescribed for sinus infections

A recent study found that antibiotics are prescribed for approximately 82% of acute and chronic sinus infections, despite viruses being the most frequent cause. This overprescription has significant concerns, including drug resistance and virulent bacteria, as well as increased healthcare costs.

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.

Gallium: A new antibacterial agent?

Researchers at the University of Washington discovered that Gallium inhibits the growth of Pseudomonas aeruginosa and prevents biofilm formation, offering a potential therapeutic solution for cystic fibrosis patients. Inhalation of Gallium also protected mice from P. aeruginosa lung infections.

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.

Infections might trigger deep vein thrombosis

A large-scale study in the UK found that both respiratory and urinary tract infections increase the risk of deep vein thrombosis. The risk is particularly high in the first two weeks after infection. Researchers suggest a causal relation between infections and venous thromboembolism.

A persistent immune response to an acute viral infection

A study published in PLoS Medicine reveals that the body's T cell response to parvovirus B19 persists long after symptoms have cleared, contradicting previous assumptions about the virus. This finding has significant implications for vaccine development and treatment of this viral infection.

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.

'Watch and wait' - a shift in approach to kids' ear infections

A recent study found that a 'watch and wait' approach to treating kids' ear infections could significantly reduce the overuse of antibiotics. The study surveyed over 2,000 parents in Massachusetts communities, revealing mixed attitudes towards this treatment method.

US government list of cancer-causing agents grows

The report lists 58 substances as 'known human carcinogens' due to evidence from human studies, including HBV, HCV, and HPV. Eleven new substances have been added to the list of 'reasonably anticipated human carcinogens', including naphthalene, MeIQx, and lead.

Middle ear infections: Prescribe antibiotics or not?

A randomized controlled trial found that amoxicillin was more effective than placebo in treating middle ear infections in children, but showed no significant difference in adverse events or recurrence rates. The study suggests that antibiotics may be a useful treatment option for this common childhood illness.

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.

HIV transmission is heightened during acute infection

Research found a direct correlation between viral levels in blood and semen, with acutely infected individuals being hyper-infectious before symptoms occur. Transmission rates during heterosexual sex are likely to be much higher than previously thought during this period.

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.

Food-borne pathogen traced to lettuce

A 1998 Finnish outbreak was traced to contaminated iceberg lettuce grown on open fields with roe deer, which carry the Y. pseudotuberculosis pathogen. Researchers investigated and proposed prevention methods, including fenced fields and disinfection strategies.

Stress at work increases the chance of acute common infections

A study by Dr. Danielle Mohren found that employees in demanding jobs suffer from colds 20% more often than those in less demanding positions. Fatigue and burnout also increase the risk of infections, particularly gastroenteritis. The research highlights a clear link between working conditions and health.

Steroid nasal sprays seem to speed sinusitis recovery

Researchers found that steroid nasal sprays combined with antibiotics significantly improved sinusitis symptoms and reduced recovery time. A study of 95 adults with recurrent or chronic sinusitis reported a 93% cure rate using fluticasone, compared to 74% for placebo.

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.