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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

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.

A life well spent: Consume now (in case you die early)

A study published in the Journal of Mathematical Economics found that short lives result in big financial losses, comparable to socio-economic gaps. The researchers suggest that individuals who die prematurely may have been better off consuming more earlier in life.

Higher NHS spending in deprived areas can reduce health inequalities

A policy of higher NHS spending in deprived areas is associated with a reduction in absolute health inequalities from causes amenable to healthcare. This trend continues even after adjusting for other factors, suggesting that targeting resources at deprived areas may be an effective strategy.

Growing inequalities make science more of a 'winner takes all' field

A new study by Yu Xie reveals growing inequalities in scientific research, with rewards and recognition disproportionately benefiting the wealthy and well-connected. The findings highlight the need to address these disparities to ensure fair access to resources and opportunities for talented scientists of all backgrounds.

Land and power: Women discover one can lead to the other

Research suggests that when women in developing countries own land, they gain power and are less likely to experience violence. Women use land as a proxy of power, strategically leveraging it to change the power dynamic in their relationships.

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.

Women entrepreneurs have limited chances to lead their new businesses

A study by UNC Chapel Hill sociologists found that women in mixed-sex startup teams are less likely to hold leadership roles, even when they adopt organizational templates like formal operating agreements. The researchers suggest that cultural expectations and the presence of children at home amplify these inequalities.

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.

The altruistic side of aggressive greed

A mathematical model explains how high-rank individuals in hierarchical groups engage in seemingly altruistic behavior by competing with peers in other groups, leading to increased total group effort towards conflict. This behavior is linked to within-group hierarchy and inequality, observed in nature across various species.

The entropy of nations

The study reveals a decrease in global energy inequality, with the distribution of per-capita energy consumption approaching an exponential law. As nations like China move up the curve, energy consumption becomes increasingly concentrated among high-consuming nations.

Meta Quest 3 512GB

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

Wealth inequality can promote cooperation

A new study published in Nature Communications found that wealth inequality can promote cooperation when people are distributed a given total amount of wealth somewhat unequally, rather than fully equally. This is because rich benefactors promote cooperation that benefits themselves and their surroundings, leading to the spread of coop...

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.

Apple iPhone 17 Pro

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

New study explores link between status and health

A recent study published in the American Sociological Review found that winning in competitions such as Emmys or Baseball Hall of Fame induction has no consistent impact on longevity. Instead, researchers suggest that access to resources and opportunities is more crucial for overall health.

Schizophrenia linked to social inequality

A study published in Schizophrenia Bulletin found that higher rates of schizophrenia are associated with increased deprivation, population density, and inequality in urban neighborhoods. The research suggests that more equal societies may experience lower rates of serious mental illness.

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.

Health inequalities could be reduced by more effective health care, says new study

A new study by University of Leicester researchers found that effective healthcare can reduce health inequalities in England, particularly in reducing death rates from diseases like stroke, heart disease, and cancer. The study discovered that population characteristics such as age and socio-economic deprivation are major factors contri...

Researchers look beyond space and time to cope with quantum theory

Researchers propose an inequality that probes the role of signals in quantum predictions, exposing how they challenge Einstein's theory of relativity. The test, feasible in the near future, will measure a single number, potentially revealing faster-than-light communication or infinitely fast influences.

How sexual power can be disempowering

A new study by Dr. Lisa Rosenthal found that social dominance orientation can lead to increased sexual risk-taking and decreased confidence among both men and women, particularly when it comes to using female condoms.

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.

Move to less impoverished neighborhoods boosts physical and mental health

A new study found that moving from high-poverty to lower-poverty neighborhoods increases happiness and well-being in low-income adults, despite not improving economic self-sufficiency. The study suggests that neighborhood income segregation is a key factor in shaping the outcomes of adults in these communities.

Women speak less when they're outnumbered

Research shows women participate less than their proportion in groups, but are empowered when decisions are made unanimously. Consensus-building approaches can bring valuable insights and reduce inequality.

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.

National education policy -- oh, how it's changed

The author analyzed congressional hearings from 1965 and 2001 to show how policymakers' views on parental involvement have shifted. In the past, parents were seen as part of the problem, while schools were expected to solve issues through extra funding.

Social networking pays off more in the US than Germany

Informal social networks play a crucial role in finding jobs, especially high-paying ones, in the US where open market systems prioritize merit over connections. In contrast, Germany sees 40% of jobs filled through informal recruitment, with no apparent link to wages.

Apple MacBook Pro 14-inch (M4 Pro)

Apple MacBook Pro 14-inch (M4 Pro) powers local ML workloads, large datasets, and multi-display analysis for field and lab teams.

Stillbirth rate twice as high among least well off in England

Research published in BMJ Open finds that stillbirth rates are twice as high among the least well-off in England, with the gap remaining constant over eight years. Socio-economic inequalities in stillbirths by cause have been evident across all causes, including bleeding before birth and congenital abnormalities.

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.

Thinking about choice diminishes concern for wealth inequality

A recent study published in Psychological Science suggests that when Americans think about choice, they become less concerned with reducing wealth inequalities. The researchers found that a choice-oriented mindset leads people to focus on individual agency and underestimate the role of societal structures in creating wealth disparities.

Inequality dates back to the Stone Age

A new study by archaeologists from the Universities of Bristol, Cardiff and Oxford found that Neolithic farmers buried with distinctive stone adzes had access to better land than those without. The analysis revealed sex-biased mobility patterns and status differences among early European populations.

70 percent of women use contraceptives during their first sexual encounter

The study reveals a prevalence of 70.4% for contraceptive use during the first sexual encounter among Spanish women, with notable differences observed between regions and socio-economic groups. Factors such as education level and geographical location significantly impact contraceptive use in this context.

Fluke 87V Industrial Digital Multimeter

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

Income inequality leads to more US deaths, study finds

A new study by Ohio State University finds that higher income inequality in the US leads to increased mortality rates over time. The research suggests that income inequality starts affecting mortality rates 5 years later and peaks after 7 years.

From the journal Ethics: 'Is polygamy inherently unequal?'

Traditional forms of polygamy are inherently unequal due to a central spouse dividing rights and obligations among multiple spouses. Modifications like polyfidelity and molecular marriage could eliminate these inequalities by promoting equal sharing of rights, responsibilities, and benefits among all spouses.

Market exchange rules responsible for wealth concentration

Two Brazilian physicists used statistical mechanics methods to study free market models, finding that wealth distribution follows a power law and concentrates among a few agents. New regulations, such as taxes giving poorer agents a higher probability of wealth gain, may help prevent wealth concentration and decrease inequalities.

Chinese health coverage increases with new government efforts

Health care coverage in rural China increased dramatically between 1997 and 2006, driven by government interventions. Rural-urban inequality in insurance access decreased significantly during this period, benefiting millions of rural Chinese residents.

Sexism and gender inequality

A new study published in Psychological Science found that an individual's sexism leads to gender inequality in society, with the largest study to date examining 57 countries. The research suggests that changing individual attitudes is crucial for achieving greater equality.

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.

People without cars, financial assets less likely to marry: study

A study published in the American Journal of Sociology found that individuals lacking personal wealth are significantly less likely to enter into a first marriage. The research suggests that wealth plays an important role in marriage decisions, with owning a car increasing the probability of getting married by 2.6 percentage points.

Economic inequality is linked to biased self-perception

A study of 1,625 people across 15 countries found economic inequality is a stronger predictor of self-enhancement than individualism or collectivism. This suggests that competition and unequal resource distribution can lead to increased self-inflation.

Study: New job trends reproducing old forms of gender inequality

A study by Indiana University and Cornell University reveals that overworking is partly responsible for the slowdown in narrowing the gender wage gap. Women face more family obligations, limiting their availability for high-demand occupations, which often require long work hours.

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.

Study: Union decline accounts for much of the rise in wage inequality

A new study published in the American Sociological Review found that the decline of unions in America is a major contributor to rising wage inequality. Union decline accounts for approximately a fifth of the increase in hourly wage inequality among women and about a third among men, according to the study.

Virtual water cannot remedy freshwater shortage

A new study published in Environmental Research Letters found that virtual water transfers are unlikely to equalize water use among nations due to existing inequalities. The researchers concluded that the current amount of virtual water is insufficient to overcome these constraints.

Big bucks for MLB megastars mean big team profits, but fewer wins

A new study from the University of Michigan found that MLB teams that spend more on superstar players tend to win fewer games. The research suggests that if a team wants to maximize profits, it should prioritize paying a few high-caliber players, while prioritizing wins requires a more balanced player distribution.

The way forward

Brazil's unique national health service has improved health outcomes, but socioeconomic disparities and regional inequalities remain. The authors emphasize the need for coordinated action among government, private sector, academia, and civil society to address these challenges and secure universal access to healthcare.

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.

Larger cities drive growing wage gap between the rich and the poor, study shows

A recent study by Ronni Pavan of the University of Rochester and Nathaniel Baum-Snow found that larger US cities drive growing wage gaps between the rich and poor. The study used U.S. Census data and American Community Surveys from 1980 to 2007, finding that larger metropolitan areas have experienced rapid growth in wages within all sk...

UT professor finds economic inequality is self-reinforcing

A UT professor's study found that economic inequality increases both the rich and poor becoming more conservative, reducing support for government programs. The study analyzed hundreds of thousands of survey responses from 1952 to 2006, revealing a self-perpetuating phenomenon.

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.