Bluesky Facebook Reddit Email

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

Hepatitis B patients' understanding of infection and treatment deficient

A new survey reveals that chronic hepatitis B patients often misunderstand the nature of their disease and its treatment. Despite being aware of the long-term consequences of the virus, many patients do not comply with their medication regimens, highlighting the need for improved patient education. The study suggests that enhanced pati...

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.

Soldiers acquired drug-resistant infections in field hospitals

A study found that soldiers in Iraq contracted multi-drug resistant Acinetobacter infections primarily from environmental contamination of field hospitals. ABC bacteria were also detected on skin samples but not soil, suggesting transmission occurred within healthcare facilities. The authors conclude maintaining infection control is es...

Antibody-based therapies effective at controlling malaria

Researchers have developed fully human antibodies that effectively control malaria in mice, providing a potential therapeutic strategy for the disease. The study's findings suggest that these novel reagents could be used as a test for therapeutic antibody efficacy and an important tool in malaria vaccine development.

Apple iPhone 17 Pro

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

Genome of yellow fever/dengue fever mosquito sequenced

The completed Aedes aegypti genome sequence reveals over 1,000 transposable elements occupying approximately 50% of the genome. These elements may be developed as tools to study mosquito-virus interactions and potentially lead to controls on disease transmission.

US soldiers in Iraq fighting drug-resistant bacteria after injuries

Researchers found no evidence of drug-resistant bacteria Acinetobacter calcoaceticus-baumannii complex on the skin of uninjured US soldiers in Iraq. The study suggests that nosocomial transmission is the likely cause of infections, refuting prior assumptions about the source of the outbreak.

Doubts about World Bank's new 10-year health policy and its president

A comment in The Lancet raises concerns about the World Bank's new 10-year health policy, which prioritizes private market approaches and may undermine global health initiatives. The comment calls for a coherent long-term plan to repair fragmented and inequitable health systems in poor countries.

The economic impact of arthritis on the United States

The study found a significant increase in arthritis prevalence from 36.8 million to 46.1 million adults between 1997 and 2003. Medical expenditures for prescription drugs almost doubled during this period, while inpatient expenditures declined, resulting in stable total medical care spending for individuals with arthritis.

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.

Map predicting spread of avian flu

A model predicting the probability of infection from one farm to another has been developed by Gert-Jan Boender and colleagues, highlighting two poultry-dense areas in the Netherlands where epidemic spread is possible. The authors conclude that local control measures are unlikely to halt an unfolding epidemic in these regions.

Global burden of childhood deafness overlooked

A recent analysis of the Global Burden of Disease Study (GBDS) and subsequent Global Burden of Disease Initiative (GBDI) reveals that childhood deafness is overlooked in disease control priorities. An estimated 718,000 infants worldwide suffer from permanent bilateral hearing impairment annually.

UCSD researchers discover variants of natural tumor suppressor

Researchers at UCSD School of Medicine have identified two variants of the natural tumor suppressor enzyme PHLPP, which control three different disease pathways. The findings suggest that therapies targeting PHLPP1 could improve insulin regulation in diabetes, while therapies targeting PHLPP2 could enhance cell survival in heart and ne...

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.

Patient adherence for successful tuberculosis treatment

A randomized controlled trial in Senegal found that training health-care personnel, communication with patients, and considering local context improved treatment adherence by 20%. The action strategy also reduced defaulting rates by two-thirds. This approach aims to restrict disease spread and prevent resistant strains.

MIT: Pulsing light silences overactive neurons

Scientists at MIT have developed a way to reversibly silence brain cells using pulses of yellow light, potentially leading to the development of optical brain prosthetics. The method could enable specific treatments with few or no side effects, offering new hope for neurological and psychiatric diseases.

Migratory birds: Innocent scapegoats for the dispersal of the H5N1 virus

A review article argues that migratory birds are not the primary source of H5N1 virus dispersal. Human commercial activities, particularly poultry trade, are the major factors behind the global spread of the virus. The study suggests that strict health control and better animal welfare measures can help prevent disease transmission.

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.

Tiny molecule controls stress-induced heart disease

Researchers at UT Southwestern Medical Center have identified a small RNA molecule that regulates the contractility of the heart under stress. The study found that blocking this molecule might become a way to prevent or treat heart damage.

Is most published research really false?

Researchers debate the validity of published research findings, exploring the role of replication in confirming hypotheses. New models suggest that probabilities for accepting false research findings depend on benefits and harms, sparking discussion on acceptable levels of error.

Potential for malaria transmission higher than previously thought

Researchers estimate malaria transmission to be much higher than previously thought, ranging from 1-3,000, with serious implications for disease control. The study suggests that targeting the most frequently bitten individuals could lead to local elimination of malaria.

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.

Cracking open the black box of autoimmune disease

Researchers have identified a set of genes controlled by Foxp3 that lie at the core of autoimmune disease. The discovery provides an initial map of regulatory T cell circuitry and may help develop new methods for manipulating immune system activity.

Change in guidelines could help eliminate TB in US

Current guidelines only target US-born residents for TB testing; new changes aim to address the burden of latent TB infection in foreign-born populations, particularly those from high-risk countries. Eliminating TB will require a comprehensive strategy involving varying approaches for immigrant populations.

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.

MGH study examines impact of infection with both HIV and hepatitis C virus

Researchers at MGH found that individuals infected with both HIV and HCV who maintain low viral levels have stronger immune responses. Early antiretroviral treatment before CD4 levels drop may be crucial to preserve HCV control in co-infected patients. The study suggests a potential strategy for improving treatment outcomes.

City kids with asthma lose out on preventive treatment

A new study by Johns Hopkins Medicine reveals that only 20% of inner-city children with chronic asthma receive the recommended daily controller medication to control flare-ups. This leads to over-reliance on fast-acting rescue drugs, increasing complications and risk of death.

With fruit fly sex, researchers find mind-body connection

New research by Brown University biologists debunks the notion of separate genes controlling sexual behavior and physical body differences. Doublesex gene plays a crucial role in regulating both male and female courtship behaviors, acting together with fruitless to establish wing-shaking come-ons and flirtatious flights.

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.

First international gene screen for typical ALS is on track

Researchers have compiled genetic information on over 1,000 patients and controls in the largest-scale search for genes underlying sporadic ALS. The study aims to clarify the role of genes or lack thereof in the disease, with potential implications for therapies and a cure.

Park your car and walk to store, school, work

A new comprehensive study by Saint Louis University researchers has identified the top 10 features of activity-friendly communities, which can help improve public health. The study's findings emphasize the importance of designing communities that encourage physical activity, such as mixed-use development, sidewalks, and bike lanes.

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.

STIs other than HIV are important global health issues

Sexual and reproductive tract infections like HPV, syphilis, chlamydia, and gonorrhoea have severe consequences such as cervical cancer, stillbirth, and tubal infertility. Effective measures like screening programs can prevent thousands of deaths and cases annually

Key molecular signaling switch involved in allergic disease identified

A research team has identified a key molecular signaling switch involved in allergic disease, which could lead to the development of new strategies and target therapies. The discovery centers around ADAM10, an enzyme that releases a major allergy regulatory protein from cell surfaces, promoting a stronger allergic response.

Vaccine against pneumococcal disease

Researchers found a two- or three-dose schedule may be as effective as the traditional four-dose schedule in preventing pneumococcal disease in young children. The vaccine showed high effectiveness against seven strains of Streptococcus pneumoniae, with 96% efficacy in healthy children and 81% in those at risk.

Racial disparities universal in Medicare health plans, study finds

A recent study from Brown Medical School and Harvard Medical School found significant racial disparities in Medicare managed care plans, even among high-performing plans. Blacks were more likely to have poor control of cholesterol, blood pressure, and blood sugar levels compared to whites.

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.

Appetite changes, depression signal impulse control disorders in Parkinson disease

Research found that Parkinson's disease patients developing impulse control disorders show increased rates of depression, appetite changes, and irritability compared to those without the disorder. The study identified nine patients with impulse control disorders, including pathological gambling, hypersexuality, and excessive shopping.

New blood tests aid detection of latent tuberculosis

Two new blood tests, T-SPOT.TB and QuantiFERON-TB Gold, have improved the detection of latent tuberculosis (TB) infection. These tests offer more accurate results, faster turnaround times, and no return visits compared to traditional tuberculin skin tests.

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.

FSU study: Abortion notification, consent laws reduce risky teen sex

A Florida State University study found that parental notification laws and consent requirements significantly reduced risky sexual behavior among teens, with a 20% decrease in gonorrhea rates among Hispanic girls. However, the results were not statistically significant for black girls.

Planning ahead: Having the healthiest baby possible

A new supplement provides essential information on preconception care, emphasizing the importance of women's health before pregnancy. The supplement covers topics such as folic acid supplements, vaccinations, and screening for HIV, as well as measures to avoid harmful substances like alcohol and anti-epileptic drugs.

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.

UC Davis study finds distinct genetic profiles

A recent study published in PLOS Genetics has identified two distinct genetic profiles among modern Europeans, which can be used to control for ancestry in genetic studies. The findings have significant implications for understanding the distribution of genetic variation in European populations and their impact on disease research.

Deer-free areas may be haven for ticks, disease

A new study found that removing deer from small areas can lead to increased tick populations and higher rates of tick-borne diseases. In contrast to previous studies, researchers discovered that smaller deer-free zones tend to harbor more ticks, making them potential disease hotspots.

Prevalence of herpes simplex virus type 2 in US decreasing

The study found a significant decrease in the age-adjusted HSV-2 seroprevalence from 17.0% in 1999-2004 to 21.0% in 1988-1994, with decreases especially concentrated among persons aged 14 to 19 years. The prevalence of genital herpes caused by HSV-1 may be increasing.

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.

Arthritis drug helps debilitating inflammatory disease

A new study shows that anakinra, a rare arthritis drug, brings marked improvement to children and young adults with the devastating inflammatory disease NOMID. The treatment reduces inflammation, improves symptoms, and has a significant impact on the central nervous system.

Eliminating blindness the safe way

A trachoma control programme using the SAFE strategy, which combines surgery, antibiotics, facial cleanliness, and environmental change, significantly reduced active trachoma prevalence by 92% in two districts. The study highlights the potential for this approach to also benefit other communicable diseases like diarrhoea and pneumonia.

Fluke 87V Industrial Digital Multimeter

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

New study supports major change in diet treatment for diabetes

A low-fat vegan diet has been shown to treat type 2 diabetes more effectively than a standard diabetes diet, with significant improvements in blood sugar control and weight loss. The diet also appears to have favorable effects on cholesterol levels and kidney function.

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.

Education, retraining reduce catheter-associated infections in ICUs

A study found that education and retraining programs reduced serious bloodstream infections associated with central venous catheters by 21%. The intervention, which included updating ICU policies and training modules for clinicians, also prevented 131 serious bloodstream infections and avoided over 250 additional hospital days.