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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

NOAA's GOES-S sensor gets clean bill of health from hospital

The Energetic Heavy Ion Sensor (EHIS) has been given a clean bill of health after being tested using a proton accelerator at Massachusetts General Hospital. This sensor will measure heavy charged particles in Earth's magnetosphere and aid in space weather alerts.

Mom's weight during first pregnancy may impact second child

Saint Louis University research finds that a woman's weight during her first pregnancy can affect complications in her second baby. Women who were underweight or obese during their first pregnancy had increased risks of early birth, low birth weight, and other complications.

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.

Fluke 87V Industrial Digital Multimeter

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

Obesity-related behaviors increase when school's out

Researchers found that children on summer break consume more sugar, watch more TV, and eat fewer vegetables than the rest of the year. Despite differences in obesity behaviors between income groups, overall patterns were similar across households above and below poverty thresholds.

Could hormone-related cancers start before birth?

Researcher Laura Vandenberg is studying the role of BPS, an estrogen-mimicking chemical found in plastics and food packaging, on breast cancer risk. Exposure to these chemicals in the womb may increase breast cancer risk decades later.

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.

Why not build houses the environmentally friendly way?

A comprehensive review of studies on green buildings found that occupants experience better indoor air quality, reduced exposure to allergens and pollutants, and improved physical and mental health. Green buildings also improve productivity, reduce absenteeism, and enhance patient care in hospitals.

Medicaid: No longer the welfare medicine afterthought

As Medicaid approaches middle age, it will increasingly exercise its buying power to shape healthcare trends, including care management and population health. Despite low rates and stigma, Medicaid is a critical player in the US healthcare system, with potential for growth over the next 50 years.

Spouses & relatives of celiac disease patients at risk for autoimmune diseases

A nationwide observational cohort study found that spouses and first-degree relatives of celiac disease patients are at a higher risk of developing nonceliac autoimmune diseases. The most common conditions were systemic lupus erythematosus, type I diabetes mellitus, and sarcoidosis. Genetic, environmental, and ascertainment bias mechan...

Neighborhood environments and risk for type 2 diabetes

Research found that neighborhoods with more physical activity resources and healthy food options have a lower incidence of type 2 diabetes. Individuals with lower income, education, or physical activity levels were more likely to develop the condition.

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.

Biomanufacturing of CdS quantum dots

A team of Lehigh University engineers has developed a novel approach for the reproducible biosynthesis of extracellular, water-soluble quantum dots using bacteria and cadmium sulfide. This method reduces cost and environmental impact by utilizing an engineered strain of Stenotrophomonas maltophilia to control particle size.

Soft core, hard shell -- the latest in nanotechnology

Researchers tracked nanoparticles in animal models, finding they accumulate mainly in the liver, while shell molecules distribute throughout the body. This discovery sheds light on nanoparticle properties and medical applications.

Study shows global warming is unlikely to reduce winter deaths

A study by Columbia University's Mailman School of Public Health found no evidence that warmer winters lead to reduced winter mortality rates. Instead, other seasonal factors such as lack of exercise and respiratory infections may drive winter excess mortality.

Apple iPhone 17 Pro

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

Water screening: International hunt for unknown molecules

A global strategy for preventative water sample analysis has been developed, utilizing a comprehensive database of 8,000 substances. This allows laboratories to identify previously unknown molecules faster through non-target screening technology, enabling quicker response to potential waterborne risks.

Re-booting the human gut

A Wyss Institute team is developing genetically engineered bacteria that can sense, report, and combat harmful microbial invaders in the human gut. The team aims to create a probiotic pill form of the microbes that could reduce the length of gastrointestinal illness, returning individuals to their activities sooner.

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.

Scientists map surface of immune cells

Researchers have created a detailed atlas of surface proteins on naive CD4+ T cells, which play a crucial role in the development of immunological memory. The findings provide insights into the cell's maturation process and could lead to new therapeutic approaches for allergies and asthma.

Dusty secrets could help asthma sufferers

A study by the University of Arizona's BIO5 Institute has identified potential protective compounds in dust samples from Amish farming communities. The findings suggest that these natural environmental products could be transformed into medicines to promote lung health and prevent asthma. The research aims to understand the biological ...

Autism struck by surprise

A new study reveals that social and sensory overstimulation is the primary driver of autistic behaviors, contradicting decades-old views of autism as a mental retardation. The research proposes that autistic brains are hyper-functional, requiring predictable and structured environments to function optimally.

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.

Teen drinking countered by laws that curb adult binge drinking

A new study found that US states with stronger alcohol policies have lower rates of youth overall drinking and binge drinking. The study suggests that these policies are effective in reducing adult binge drinking, which has a significant impact on youth drinking rates.

UTHealth establishes biosafety and infectious disease training initiative

The University of Texas Health Science Center at Houston has established a Biosafety and Infectious Disease Training Initiative, partnering with the Nebraska Biocontainment Unit. This program aims to deliver meaningful training to various audiences, including public service employees and waste handlers.

Are scare tactics off the table for public health campaigns targeting HIV?

Scholars at Columbia University's Mailman School of Public Health explore the implications of fear-based campaigns in public health, highlighting successes and failures. While fear-based campaigns have been effective in reducing smoking rates, they may be counterproductive for HIV prevention, stigmatizing affected populations.

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.

Keeping food visible throughout the house is linked to obesity

A study by Ohio State University found that people with low self-esteem related to their weight are more likely to have visible food in their homes, eat unhealthy foods, and experience depression. The home environment may contribute to obesity, but it's not a clear cause-and-effect relationship.

BPA risk to newborns may be smaller than previously believed

Researchers have found that healthy newborns can alter and rid their bodies of bisphenol A (BPA), a chemical used in plastics and food packaging. The study challenged the current thinking on BPA toxicology and suggests that exposure to BPA in infancy may not be as harmful as previously believed.

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.

Mortality risks of cigar smoking similar to that of cigarette smoking

A systematic review of cigar smoking and all-cause and smoking-related mortality found that cigar smoking carries the same fatal health risks as cigarette smoking, including oral, esophageal, and lung cancers. The risk of death from these cancers increases with inhalation of cigar smoke.

The phthalate DEHP undermines female fertility in mice

Research in mice exposes pregnant females to phthalate DEHP, leading to male-to-female sex ratio imbalance and altered pup reproductive outcomes. Adult ovaries are also disrupted, with decreased follicle growth and steroid hormone production.

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.

BPA exposure affects fertility in next 3 generations of mice

Researchers at the University of Illinois found that BPA exposure can cause reproductive problems in mice for three generations. The study reveals that low doses of BPA can have a profound impact on fertility and pregnancy success, contradicting the common assumption that higher doses are more harmful.

Combined sewer systems lead to risk of illness after heavy rains

A study found that combined sewer overflows can lead to a significant increase in emergency room visits for gastrointestinal illnesses, contaminating drinking water sources. The researchers analyzed data from three areas with combined sewer systems and found a 13% increase in ER visits after extreme precipitation events.

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.

Pesticide exposure contributes to heightened risk of heart disease

A new study published in the Endocrine Society's Journal of Clinical Endocrinology & Metabolism found that pesticide exposure contributes to heightened cardiovascular disease risk and inflammation in premenopausal women. The research suggests that endocrine-disrupting chemicals like DDT can aggravate complications of obesity, including...

Contaminants also a threat to polar bears

A recent study highlights the growing threat of environmental contaminants and plastic pollution to polar bear health, alongside climate change. The research, led by Norwegian scientists, found that exposure to these pollutants is affecting the endocrine system and reproductive system of polar bears.

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.

Scientists find clues into cognitive dysfunction in chronic fatigue syndrome

Researchers found depressed levels of cytokines, including interleukin 1, in individuals with ME/CFS compared to healthy controls, while an inflammatory molecule called eotaxin was elevated in the group. These findings may contribute to symptoms such as brain fog and offer hope for objective diagnostic tests and therapies that correct ...

Moving upstream to promote a healthier nation

The supplement explores innovative 'upstream' advances in social-ecological research to foster healthy communities, focusing on policy and environmental changes. Key findings include improved food environments and multi-level structural interventions that reduce health disparities.

UofL researchers to examine asthma triggers in older adults

Researchers will investigate biophysical factors, environmental exposures and allergens associated with asthma control in older adults. The five-year study aims to develop interventions to improve symptoms, reduce emergency room visits and enhance overall well-being for seniors with asthma.

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.

Notre Dame researchers develop computational model to simulate bacterial behavior

Researchers at the University of Notre Dame have developed a computational model that simulates the mechanical behavior of biofilms, which can be used to study issues such as blood clotting and waste treatment systems. The new model allows for the simulation of complex behavior, including viscoelastic properties, and can be adapted to ...

Just slip out the back, Jack

A Saint Louis University research review article suggests people are hardwired to fall out of love and move onto new romantic relationships. Brain imaging studies show an increase in neuronal activity in pleasure areas that become active with cocaine use, implying a similar attachment process.

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.

IQ of children in better-educated households is higher, study indicates

A recent study found that young adults raised in educated households have higher cognitive ability than those from less ideal environments. The study compared IQ scores of Swedish male siblings raised by biological or adoptive parents, with adopted males showing a significant 4.4-point advantage.