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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

Combination antibiotics effective against chlamydia-induced arthritis

A multicenter NIH trial led by the University of South Florida found combination antibiotics to be effective in treating Chlamydia-induced reactive arthritis. The study showed significant improvement in patients treated with combination antibiotics, with 22% experiencing complete remission and no adverse side effects.

Animals linked to human Chlamydia pneumoniae

Research reveals human Chlamydia pneumoniae originated from an animal source, specifically amphibians like frogs, and has adapted to infect humans. The study's findings emphasize the need for improved diagnostic tests, precautions, and vaccine development to combat this respiratory disease.

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.

Chlamydia that avoids diagnosis

Researchers identified a new strain of Chlamydia that spread rapidly across Sweden due to an evolutionary 'hiccup' in its genetic code, allowing it to evade most established diagnostic tests. The study provides valuable insights into the evolution of the bacterium and highlights the need for updated diagnostic tools.

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.

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.

Inadequacy of current guidelines for sexually transmitted infections

A Brazilian study found that current guidelines for sexually transmitted infections are woefully inadequate, with only 32% of infected women correctly identified using the World Health Organization's risk assessment score. The researchers recommend rapid and less costly diagnostic tests to control the spread of STIs in adolescents.

Inexperienced prostitutes most at risk of sexual infections

A study of over 1,000 female sex workers in Cambodia found that new entrants were twice as likely to have gonorrhoea or chlamydia. The high risk is attributed to limited access to STI services and prevention information. The study highlights the need for improved health education and training programs for sex workers.

Blindness caused by trachoma should be eliminated by 2020

Trachoma causes blindness in 84 million people worldwide, but progress has been made since 1995 with a decline from 15% to 4% of global blindness. The SAFE strategy's success is attributed to improved socioeconomic conditions and widespread implementation.

Meta Quest 3 512GB

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

Taking the sex out of sexual health screening

A study found that young Australian women would accept age-based chlamydia screening, but prefer it be offered universally, rather than based on their sexual history. The researchers suggest that detailed sexual history should not be required before testing women for chlamydia to improve screening rates and reduce stigma.

Apple iPhone 17 Pro

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

New challenges for diagnosis of bacterial STIs

Cases of lymphogranuloma venereum have surged in the UK, primarily affecting men who have sex with men, with many also infected with HIV. Experts are urging caution on new diagnostic tests that require careful validation before widespread use.

Rogue bacteria involved in both heart disease and infertility

Anthony Azenabor's research reveals that Chlamydia bacteria can manipulate macrophage cell walls, causing atherosclerosis and disrupting hormone production in the placenta. This discovery could lead to new treatments for both heart disease and infertility by blocking cholesterol signaling.

Mice help researchers understand chlamydia

A research team led by Dr. Michael Starnbach is using genetically engineered mice to study the immune system's response to Chlamydia infections. They aim to understand which components of the immune system need to be stimulated to fight the infection, with the ultimate goal of developing a vaccine for adolescent girls.

Study by Pittsburgh researchers identifies possible vaccine target for chlamydia

Scientists at Children's Hospital of Pittsburgh have identified a plasmid-deficient strain of Chlamydia that fails to cause disease in animal models. This finding represents a major step forward in developing a vaccine against chlamydial disease, with potential to protect against damage to reproductive organs and infertility.

Annals of Internal Medicine tip sheet for July 17, 2007

A review of type 2 diabetes treatment found older agents have similar or superior effects on glycemic control and intermediate endpoints compared to newer, pricier medications. Gonorrhea is becoming resistant to fluoroquinolone antibiotics, leading to recommendations for alternative treatments.

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Rigol DP832 Triple-Output Bench Power Supply powers sensors, microcontrollers, and test circuits with programmable rails and stable outputs.

Chlamydia vaccine a step closer to reality

Researchers have identified certain proteins that can protect against Chlamydia infection and are working towards developing a vaccine for adolescent women. The funding boost will allow QUT to evaluate the effectiveness of prevention methods, including a potential patch-based delivery system.

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.

Antibiotic treats lymphoma of the eye

Researchers found that doxycycline effectively regresses lymphoma in both positive and negative patients for Chlamydia psittaci, offering a safe alternative to chemotherapy and radiation. The study showed a 66% rate of disease-free survival among patients treated with doxycycline.

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.

Immune responses in trachoma, and more

Researchers found different types of immune response in children with varying levels of infection, including pro-inflammatory and regulatory responses. These findings may help design vaccines to prevent trachoma infection.

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.

College freshmen at high risk for chlamydia infection

A recent screening conducted by student health centers revealed a 13% prevalence rate of chlamydia among college freshmen. The Centers for Disease Control and Prevention emphasize the importance of providing regular chlamydia education, screening, and testing services to all students, particularly high-risk groups.

Soaring UK rates of Chlamydia infection partly caused by more sensitive tests

A study found that more sensitive Chlamydia testing led to a significant increase in reported cases, with a 62% jump in female infections and a 56% rise in male infections between 1992 and 2003. The shift from culture tests to nucleic acid amplification testing (NAAT) is believed to be the primary cause of this increase.

Text messaging speeds up treatment for Chlamydia infection

A text messaging service reduced the average number of days to diagnosis from 11 to under 8, saving staff time and costs. The study found that a text messaging service minimizes the risks of missed results and is often more acceptable for patients with limited access to landlines.

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.

Study sheds new light on causes of common STD

The study found that Chlamydial infection was common in both heterosexual and homosexual men with NGU, with C. trachomatis and M. genitalium being associated with unprotected vaginal sex. Oral-genital contact may be an important mechanism of NGU pathogen transmission, according to the findings.

Chlamydia parasite lives off our fat

Researchers discover Chlamydia exploits lipid droplets for growth and replication, causing proliferation of new lipid droplets on host cells. Inhibiting lipid droplet formation impairs bacterial growth, presenting a new target for anti-Chlamydia 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.

Bacterial infection associated with heart attack in young men

Researchers found a strong association between high levels of C. pneumoniae antibodies and the occurrence of heart attacks in young men. The study suggests that C. pneumoniae may play a role in the pathogenesis of heart disease, but further research is needed to confirm the link.

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.

Immediate access to antibiotics stems spread of sexually transmitted diseases

A study led by Hopkins researchers found that providing packets of antibiotics or mailing medication directly to partners significantly reduced re-infections with gonorrhea and Chlamydia. The expedited approach resulted in a 68% decrease in re-infections with gonorrhea and an 18% decrease overall, when results for both diseases were co...

Annals of Internal Medicine tip sheet for Oct. 5, 2004

A study of US travelers who died from malaria between 1963 and 2001 found that most deaths were preventable with proper medication and medical care. The researchers call for better education and resources for travelers and healthcare providers to reduce malaria-related deaths.

Celestron NexStar 8SE Computerized Telescope

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

Prevalence of chlamydia high among young adults in U.S.

A study found that the overall prevalence of chlamydial infection was 4.19% among young adults aged 18-26, with higher rates among women, black Americans, and those in the south. Gonorrhea prevalence was also significant, with co-infection rates being low.

Chlamydia in men now also linked to infertility – new findings

Researchers found decreased pregnancy rates in couples where the man had IgG antibodies, a marker of previous or persistent infection by Chlamydia trachomatis. For those infertile couples with IgG antibodies, 6.8% of women and 7.1% of men carried Chlamydia DNA in their urine, suggesting active infection.

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.

Chlamydia infection prevalent among female army recruits

A recent study found that nearly 10% of female Army recruits tested positive for chlamydia, with rates increasing over time, highlighting the need for regular screenings and treatments to prevent long-term health consequences like pelvic inflammatory disease and infertility.

Nearly 10% of young men could have chlamydia

A study of 800 young male army recruits found that nearly 10% could have chlamydia infection, with a higher proportion than previously reported having asymptomatic cases. Infected men were equally active sexually as the general population.

American College of Preventive Medicine recommends chlamydia screening

The American College of Preventive Medicine recommends widespread screening for chlamydia in high-risk populations due to its high prevalence and asymptomatic cases. Effective screening can lead to timely diagnosis and treatment, reducing the risk of pelvic inflammatory disease and other long-term complications.

New study finds undiagnosed, untreated gonorrhea, chlamydia infections common

A new study using powerful DNA-amplification tests found that up to 3% of participants had untreated chlamydia and over 5% had untreated gonorrhea, suggesting a large reservoir of asymptomatic infections. The high prevalence rates in the general public and lack of symptoms emphasize the importance of screening programs and extended acc...

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.

Sexual behaviour in Britain at the millennium

The survey found rising numbers of heterosexual partners, concurrent relationships, and STI cases, with women experiencing more significant increases. Early age at first intercourse was linked to higher pregnancy rates and lower condom use.

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.

Home screening kits for common sexually acquired infection

Research suggests that home screening kits for Chlamydia, a common sexually transmitted infection, could be a useful tool in preventing lifelong infertility. The study found that men and women aged 18-35 were willing to participate in urine test kits, with higher participation rates among those from Avon than London.