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

'Texting cow' technology boost for farmers

A smart cow collar closely monitors health and sends results back to farmers using mobile phone technology, allowing for alerts on cow distress and improving insemination processes. The technology could make huge savings for farmers and contribute to the financial future of farms.

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.

Cosmetic chemical hinders brain development in tadpoles

A new study by Brown University researchers found that exposure to a common cosmetic chemical, methylisothiazolinone (MIT), can disrupt the fine wiring of the nervous system in tadpoles, even at very low concentrations. The study suggests that lower concentrations of MIT may be detrimental to brain development.

Environmental health risks of livestock farming

A new study by Utrecht University found that living close to livestock farms increases the severity of asthma and COPD symptoms in people with lung conditions. The research also showed that the risk of contracting Q fever increased with the number of animals kept near farms, particularly mega farms.

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.

Study suggests new strategy to prevent infertility, birth defects

Researchers at Massachusetts General Hospital found that caloric restriction prevented age-related abnormalities in egg cells of female mice. The study suggests that dietary restrictions may improve egg quality and prevent fertility issues. Further research is needed to understand the mechanisms behind this effect.

Tired neurons caught nodding off in sleep-deprived rats

A new study in sleep-deprived rats reveals that even when awake and active, scattered groups of neurons can briefly fall asleep, leading to declines in task performance. This phenomenon is more analogous to local lapses seen in epilepsy and may help explain impaired cognitive function in sleep-deprived individuals.

Marine organisms with eternal life can solve the riddle of aging

Scientists at the University of Gothenburg have discovered how certain sea squirts can activate telomerase, an enzyme that protects DNA, leading to exceptional health. These organisms also have a unique ability to discard 'junk' from their cells, which helps maintain their youthful state.

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.

Lead in ammunition contaminates game meat

A study by British and Spanish researchers found that cooked game meat exceeded EU maximum lead levels due to ammo residue. The presence of lead in hunted animals increases the risk of exposure, particularly for vulnerable groups.

Study points to role of antioxidant balance in bird health and reproduction

Researchers found that barn swallows with positive antioxidant balance produced the most young, suggesting a link between antioxidant levels and reproductive success. The study, published in PLoS One, suggests that maintaining a balanced diet, exercise, and reduced stress can improve bird health and reproduction.

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.

The use of stem cells in regenerative medicine may also be detrimental for health

Researchers from the University of Granada and University of León found that human mononuclear cells isolated from umbilical cord blood exerted a deleterious effect on rats with liver cirrhosis, inducing hepatorenal syndrome instead of improving health. The study highlights the need for further research in hepatic regenerative medicine.

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.

Reduced diet thwarts aging, disease in monkeys

A study of rhesus macaques has shown that consuming fewer calories leads to a longer, healthier life, with a reduced risk of age-related diseases such as cancer, diabetes, and cardiovascular disease. The diet also preserved brain health, particularly in regions responsible for motor control and executive functions.

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.

Scientists should look at their own carbon footprint

Researchers, particularly those in polar regions, are urged to examine and share ways to reduce their impact on the environment. By doing so, they can help create a better approach for understanding and adapting to climate change.

Experts discuss applying systematic review to the field of nutrition

Researchers from Tufts University advocate for the use of systematic reviews in nutrition research, emphasizing the need for objectivity and transparency. They provide examples illustrating the approach's flexibility in addressing unique challenges posed by nutrition-related topics.

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.

Avian flu threat: New approach needed

A new 10-point plan aims for integrated animal, human, and ecosystem health issues to combat H5N1; the One World, One Health initiative seeks an unprecedented approach to infectious diseases.

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.

Veterinarians adapt human tests for monkeys

Researchers have adapted a human test to screen for elevated iron levels in marmosets and tamarins, enabling early identification and treatment of hemosiderosis. This diagnostic tool also helps veterinarians provide tailored care to individual animals.

K-State researchers findings on E. coli

Recent research at Kansas State University found that cattle fed distiller's grain have an increased prevalence of E. coli 0157, posing a health risk to humans through undercooked meat and contaminated produce.

Aspartame is safe, study says

A comprehensive review of over 500 studies on aspartame found no evidence of cancer, neurological damage, or other adverse effects. The study suggests that aspartame is safe at current levels of consumption and may even aid in weight control and sugar-free diets.

Celestron NexStar 8SE Computerized Telescope

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

PFOS and PFOA exposure associated with lower birth weight and size

Exposure to PFOS and PFOA in utero is statistically associated with lower head circumference and body weight at birth, according to a Johns Hopkins Bloomberg School of Public Health analysis of nearly 300 umbilical cord blood samples. The study found no associations between these compounds and length or gestational age.

PFOA and PFOS detected in newborns

Researchers detected PFOA and PFOS in nearly all newborn umbilical cord blood samples, with concentrations lower than those found in adults. The study suggests a strong association between the two compounds, despite their different industrial sources.

UC Davis study finds high arsenic levels in herbal kelp supplements

A recent study by UC Davis researchers found elevated arsenic levels in eight out of nine commercially available herbal kelp supplements, exceeding acceptable tolerance levels. The study highlights the need for standardization and labeling of dietary supplements to prevent potential health dangers.

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.

Virus linked to Thoroughbred abortion epidemic

A new study by veterinary researchers at Oregon State University has linked vesivirus to a major epidemic of abortion in Kentucky Thoroughbred mares. The findings suggest that broodmares are being commonly exposed to vesivirus from unknown sources, and that exposure to such horses might be a concern for pregnant women.

UC Davis wins $8 million EPA grant to study health effects of air pollution

The University of California, Davis has been awarded an $8 million EPA grant to establish a research center focused on the health effects of air pollution. The center will study the impact of particulate matter on adults and children, with a goal of informing policy decisions at the national and state levels.

Apple iPhone 17 Pro

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

Discovery could be key to bioterrorism defense

A team of researchers has isolated the Ephrin-B2 cell surface protein as a functional receptor for both Hendra and Nipah viruses, shedding light on their ability to infect a wide range of hosts. The finding holds promise for developing countermeasures to prevent and treat these emerging global health threats.

Study finds parking lot sealcoat may be major source of PAHs

A recent study published in Environmental Science & Technology has found that parking lot sealcoat may be a significant source of polycyclic aromatic hydrocarbons (PAHs). The research suggests that the sealcoat can leach PAHs into the environment, posing potential health risks.

Good fats decrease multiple heart disease risk factors

A diet high in walnuts decreases C-reactive protein, a marker of inflammation associated with heart disease. The study found that walnut consumption lowered total cholesterol, LDLs, and triglycerides, while also reducing inflammatory markers.

Benefits of antibiotics in chickens may outweigh risks

A mathematical model suggests that antibiotic use in chickens can decrease the risk of food-borne illness while potentially increasing antibiotic-resistant bacteria, but the benefits outweigh the risks according to researchers.

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.

Common household fragrances may be harming aquatic wildlife, study finds

A Stanford University study reveals that common household fragrances, such as synthetic musks, can compromise the defense system of aquatic animals, leading to long-term effects. The researchers found that even short-term exposure to these chemicals could have lasting impacts on marine organisms.

Ephedrine and unheralded sudden cardiac death

A new study by the American Medical Association links ephedrine to unheralded sudden cardiac death in individuals with asymptomatic heart disease. The study found that ephedrine can cause a potentially lethal arrhythmia when combined with a heart blockage, increasing the risk of fatal outcomes.

Fast-food beef tacos blamed for multi-state E coli outbreak

A multi-state E coli outbreak has been linked to fast-food beef tacos, with inspectors finding a flaw in only one restaurant's meat handling. Potential solutions include a new tracking system and increased monitoring of patients for symptoms such as bloody diarrhea.

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.

Genome sequence reveals leaner, meaner intestinal parasite

Cryptosporidium is missing two critical organelles commonly found in related protozoan parasites, including the apicoplast and mitochondrion. This discovery provides valuable opportunities to study the organism's biology and develop targeted treatments.

Concord grape juice improved memory and neuro-motor skills in animal study

Researchers found that Concord grape juice improved short-term memory and neuro-motor skills in senescent rats, with significant improvements seen in tests measuring spatial learning and balance. The study suggests that high levels of natural antioxidants in the grape juice may be responsible for these benefits.

Even in middle age, cutting calories slows aging of the heart

Research published in PNAS found that caloric restriction can confer significant health benefits for the heart and extend its working life by exerting influence on the genetic program governing heart cells. In middle-aged mice, cutting calories prevented age-related genetic changes that damage heart cells and promote inflammation.

Like a deer in the headlights

A recent study published in the Canadian Medical Association Journal found a significant increase in wildlife vehicle collisions across Canada. The research highlights the growing concern of these accidents, which can result in serious injuries and fatalities.

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.

Animals can play key role in therapy for severely disabled children

Research at Hope School found that animal-assisted therapy improved mobility, communication, compliance, and attention span in severely disabled children. The study suggested that a team effort among administrators, teachers, and staff is necessary for effective therapeutic interventions.

Perspective on life can affect women’s health, according to new studies

Research suggests that a woman's optimism during pregnancy can lead to healthier birth outcomes for her baby. Women with an optimistic outlook tend to exercise more frequently and have better nutrition, resulting in lower birth weight infants. Additionally, women who perceive themselves as higher on the social ladder report better phys...

Meta Quest 3 512GB

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

Table of Contents, Public Health Reports

This public health report features articles on drug prohibition and its impact, World Health Organization reform, and transportation safety. The report also discusses injuries associated with snowmobiles and farm tractors, as well as prenatal smoking data.

One In Three Doctors Recommends Herbal Supplements To Patients

A national survey of primary care doctors found that one in three doctors recommend herbal supplements for emotional balance and fatigue. The most commonly used herbs are St. John's Wort and ginkgo biloba, with 27% and 18% of doctors recommending them respectively.