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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

What have we learned from COVID-19 in persons with type 1 diabetes?

People with type 1 diabetes are at higher risk of severe COVID-19 clinical outcomes, especially older individuals with longer disease duration and worse glucose control. However, young people with or without diabetes are coping better with the infection, likely due to differences in anatomy, epidemiology, and gene expressions.

The impact of human mobility on disease spread

A study investigated human dispersal's effect on disease control and total extent of an infection's spread. Researchers used the susceptible-infected-susceptible model to analyze the impact of human migration on infection sizes and disease prevalence in different regions.

Apple iPhone 17 Pro

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

New gene implicated in neuron diseases

A new study identifies NEMF as a driver of motor neuron diseases, linking defective protein quality control to motor neuron death. The research suggests that dysfunction of ribosomal quality control causes neurodegeneration, providing strong evidence for the link between protein quality control and human disease.

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.

Stanford researchers anticipate rise of some mosquito-borne diseases

Researchers predict a shift toward mosquitoes carrying dengue fever and other diseases, posing a significant threat to public health in Sub-Saharan Africa. The study highlights the need for targeted control measures, including diagnostics and community-based interventions, to combat this emerging threat.

Engineering speciation events in insects may be used to control harmful pests

Researchers have developed a way to induce speciation events in fruit flies, allowing scientists to create engineered strains that can reproduce normally but are sterile when mated with unmodified flies. This technology, called Engineered Genetic Incompatibility (EGI), has the potential to control populations of disease-carrying insect...

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.

Vaccine researchers testing human hookworm vaccines in Brazil

Scientists have developed a controlled human hookworm infection model to accelerate vaccine development, with the goal of preventing infections that affect 576-740 million people worldwide. The study will evaluate two lead vaccine antigens and assess their efficacy in a phase II trial.

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.

Hepatitis B: Natural controllers shed light on immunity mechanisms

Scientists discovered human monoclonal antibodies specific to HBV surface antigens in natural controllers, which showed neutralizing ability and capabilities of blocking viral infection. The findings highlight a promising therapeutic tool for treating chronic HBV infection and may provide an alternative to existing treatments.

New tools in the fight against lethal citrus disease

Scientists created metabolic models of the bacterium associated with Huanglongbing, identifying 94 essential enzymes and metabolites required for its survival. These findings can lead to new antibacterial treatments and insights into long-lasting disease management strategies.

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 reveals COVID-19 transmission rate on trains

A study by the University of Southampton found that COVID-19 transmission rates are higher for passengers sitting near an infected person, with close contact increasing the risk. The research suggests a safe social distance of over 1 meter is required to prevent transmission after two hours of contact.

Novel 'on-off' switch discovered in plant defenses

Researchers at UC San Diego identified a new RNA-binding protein that regulates plant immune responses, enabling rapid on and off signals to fight pathogens. The discovery provides insights into the complex mechanisms of plant defense and paves the way for improved disease resistance and food security.

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.

Cells communicate by doing the 'wave'

Researchers at Kyoto University discovered a novel method of communication among cells using 'mechano-chemical' signals. The findings show that the movement of one cell can trigger a cascading reaction resulting in collective cell migration.

LJI scientists investigate a powerful protein behind antibody development

Researchers at La Jolla Institute for Immunology have identified a key protein controlling T follicular helper cell (Tfh) differentiation. The protein Bcl6 acts as a master regulator in the immune system, blocking or promoting gene expression to control immune responses. This study opens the door to designing vaccines and therapies tha...

Brazilian scientists develop COVID-19 accelerometer

Researchers at São Paulo State University developed a computational tool tracking COVID-19 growth rates across over 200 countries. The 'COVID-19 accelerometer' plots real-time growth curves to assess the effectiveness of public policies aimed at containing the pandemic.

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.

Heat may kill more people in US than previously reported: BU and UBC study

A new study by Boston University School of Public Health and the University of British Columbia finds that thousands of US deaths may be caused by heat each year. The researchers estimate that moderate heat killed 3,309 people per year in the counties included in the study, while extreme heat killed 2,299 people annually.

Tick surveillance and control lagging in US, study shows

A new survey of US tick-management programs reveals a public health gap in surveillance and control efforts. The study found that less than half of programs engage in active tick surveillance and only 12% conduct or support tick-control efforts.

National tick surveillance survey identifies gaps to be filled

The study identifies inadequate funding, limited guidance, and institutional capacity issues as significant barriers to improved tick monitoring and control. Many existing programs rely on county or state funding, which can lead to program instability over time.

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.

Research shows fungicides effective in fighting Fusarium wilt of watermelon

Research shows that fungicides Prothioconazole and pydiflumetofen provide effective control of Fusarium wilt in watermelon, regardless of application rate or method. These findings suggest that pydiflumetofen could be used as an additional mode of action for growers, reducing selection for fungicide resistance.

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.

Study pinpoints metrics of cost-effective screening for type 1 diabetes

Researchers screened 25,000 children in the Denver metro area and found that early detection can reduce incidence of diabetic ketoacidosis by 20%, leading to improved disease control and reduced healthcare costs. The study highlights the potential for screening to improve overall quality of life and reduce long-term health risks.

How COVID-19 spread has been contained by travel bans

A new report suggests that strict international travel bans have contained the spread of COVID-19 in the EU. The study uses computer modeling to predict the impact of lifting air travel restrictions and highlights the importance of mobility in the global spread of the disease.

State policies on access to vaccination services for low-income adults

A recent study evaluated Medicaid benefits coverage and reimbursement amounts for recommended adult vaccines across all 50 states and the District of Columbia. The findings suggest that state policies vary widely, with some states providing more comprehensive vaccination services than others.

Fluke 87V Industrial Digital Multimeter

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

Risk factors for carrying pneumonia-causing bacteria revealed

A recent study led by the Murdoch Children's Research Institute found that Fijians carrying a pneumonia-causing bacteria are more likely to be of iTaukei ethnicity, young, living in urban areas, or with low family income. The study also linked toddlers and children under six years old to a higher burden of pneumococcal bacteria.

UC Davis researchers launch new COVID-19 tracking application

Researchers at UC Davis have developed a new web application to track COVID-19 cases and testing globally, offering user-friendly data visualization and interactive maps. The app uses publicly available data from reputable sources, including the COVID Tracking Project and Johns Hopkins University.

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.

Guidelines on caring for ICU patients with COVID-19

The Surviving Sepsis Campaign COVID-19 panel has released comprehensive guidelines for intensive care unit (ICU) patients with COVID-19, including infection control, laboratory diagnosis, and ventilator support. The guidelines were developed in just three weeks by a team of 36 experts from around the world.

New guidelines on caring for ICU patients with COVID-19

An international team of experts has released 54 recommendations for caring for ICU patients with COVID-19, including guidelines on infection control, ventilation support, and therapy. The guidelines were developed in just three weeks and provide critical guidance for frontline clinicians, allied health professionals, and policy makers.

China's control measures may have prevented 700,000 COVID-19 cases

Researchers analyzed China's control measures during the first 50 days of the COVID-19 epidemic and found that they may have prevented over 700,000 infections outside of Wuhan. The study suggests that these measures successfully broke the chain of transmission by preventing contact between infectious and susceptible people.

Celestron NexStar 8SE Computerized Telescope

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

Study shows how diligent we have to be to keep surfaces germ-free

A recent study found that only half of all surfaces in an animal hospital were adequately cleaned during a 5.5-week period, with human-touch surfaces being the least likely to be disinfected. The researchers recommend creating checklists and educating staff on proper cleaning practices to protect animal and human health.

Higher daily step count linked with lower all-cause mortality

A new study found that taking higher daily step counts is associated with a lower risk of death from all causes. The study tracked over 4,800 U.S. adults and found that those who took 8,000 steps per day had a 51% lower risk compared to those who took 4,000 steps.

Cardiovascular disease and US life expectancy

A study by Neil Mehta et al reveals that stagnant US life expectancy is largely attributed to a stalled decline in cardiovascular deaths. The analysis from CDC and WHO data challenges the prevailing narrative that drug overdoses are the primary cause of stagnation.

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.

'Stealth transmission' fuels fast spread of coronavirus outbreak

New research suggests that 86% of COVID-19 infections in China were undocumented prior to travel shutdowns, with these cases being highly contagious. The study highlights the importance of increased awareness and personal protective measures in reducing the spread of the virus.

Hong Kong study shows best practices protect healthcare workers from COVID-19

A Hong Kong study found that applying best practices for infection control, including handwashing and wearing personal protective equipment, prevented healthcare worker infections during the COVID-19 outbreak. Researchers tested over 1,275 cases and treated 42 active confirmed cases without any hospital-acquired infections.

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.

How door-to-door canvassing slowed an epidemic

A study found that volunteer-based outreach programs, such as door-to-door canvassing in Liberia, can effectively spread valuable information and change public practices during epidemics. The program improved health outcomes, increased public trust in government institutions, and led to more people following control measures.