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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

Sociologist proposes new system of racial identification

A new system of racial identification is proposed by sociologist David Harris, considering the multidimensional nature of racial classification. The 'matrix of race' identifies nine cells of identification based on genotype-ancestry, phenotype, and culture, addressing issues with census data collection.

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.

Iraqi Turkmen should be involved in their country's future

The study reveals that Iraqi Turkmen are a well-educated population with high socio-economic circumstances, contributing to forced migration. The report emphasizes the importance of Turkmen participation in Iraq's reconstruction and suggests their valuable human resource can aid in rebuilding efforts.

HIV/AIDS conspiracy theories may hamper efforts to halt the disease

A recent US study reveals that a significant portion of African Americans hold conspiracy theories about HIV/AIDS, which may frustrate efforts to combat the epidemic. Public health officials need to address these concerns and develop culturally sensitive strategies to reach at-risk populations.

Blacks in the South have greater risk of dying from stroke

A recent study found that blacks in the southern US are more likely to die from stroke than whites, with African Americans aged 45-64 facing a 51% higher risk. The study analyzed stroke death data from 1997-2001 and compared regional differences in mortality rates.

Apple iPhone 17 Pro

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

Racial groupings match genetic profiles, Stanford study finds

A new Stanford study has found that self-identified racial and ethnic groups correlate strongly with their genetic profiles, with an error rate of less than 0.14%. The research, involving 3,636 participants, challenges the idea that race is a social construct with no genetic basis.

Study dissects the racial gap in violence

The study reveals that neighborhood environment, parents' marital status, and immigrant status are key factors contributing to the racial gap in violence. Family poverty does not account for the disparity, with youth from married families being less likely to commit violent acts.

Beliefs may hinder HIV prevention among African-Americans

A recent study found that HIV/AIDS conspiracy beliefs are associated with negative attitudes towards condoms and inconsistent condom use among African American men. The study suggests that addressing these beliefs is crucial in changing the disproportionately high rate of HIV and AIDS in this community.

Study links racial and ethnic gap in youth violence to social factors

A Harvard University study finds that racial disparities in youth violence are largely driven by social factors, including neighborhood environment, parental marital status, and immigrant status. The research suggests that interventions aimed at improving community well-being may help reduce the gap.

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.

Generation gap found in chronic pain

A study by researchers at Michigan Medicine and the University of South Florida found a significant generation gap in chronic pain coping among black and white adults. Older adults generally scored higher on pain intensity and disability measurements, but younger adults experienced more depression symptoms and sleep disturbances.

The role of ethnicity in nonalcoholic fatty liver disease

A study of 742 patients with newly diagnosed chronic liver disease found that ethnicity significantly impacts NAFLD prevalence, particularly among Hispanic and Asian populations. The study highlights the need for culturally sensitive education and representation in future clinical studies to address disparities in diagnosis and treatment.

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.

African Americans half as likely to receive surgery for esophageal cancer

A study found that African Americans are half as likely to receive surgery for esophageal cancer, experiencing poorer survival rates and undertreatment. The disparity is attributed to factors such as age, socioeconomic status, and pre-existing health conditions, highlighting the need for equal access to quality cancer care.

Individualized medicine emerging from gene-environment studies

Researchers discover how genetic and environmental factors influence racial health disparities, highlighting the importance of personalized treatment approaches. Studies show that genetic contributions play a larger role in blood pressure differences among African Americans than previously thought.

American Thoracic Society Journal news tips for January 2005 (second issue)

A study published in the American Thoracic Society Journal found that total maternal vitamin C intake was positively associated with wheeze in certain infants who did not have a cold during their second year of life. Additionally, U.S.-born Mexican Americans had a higher prevalence of asthma compared to Mexican-born individuals.

A biomarker to predict osteoarthritis

Researchers found a significant link between elevated hyaluronic acid levels and severity of osteoarthritis, particularly in the knees and hips. The study, involving 753 participants from diverse ethnic backgrounds, suggests that hyaluronic acid measurements may be useful for assessing overall OA load.

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.

Stereotypes can impact self-assessment and learning ability

A study found that stereotype-vulnerable black participants predicted their abilities less accurately and experienced fluctuating self-efficacy, highlighting the fragility of academic perceptions. This uncertainty can lead to unrealistic optimism and decreased motivation in the face of prejudice.

Minority teens' views of drug use differ from reality

A study found that minority teens perceive their own ethnic groups using more drugs than others, but this perception is influenced by their sense of identity. In contrast, White youth tend to underestimate the prevalence of drug use among other racial groups.

Fluke 87V Industrial Digital Multimeter

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

Immigration & psychiatric disorders

A new study found that immigration status significantly increases the risk of psychiatric disorders among US-born individuals compared to foreign-born counterparts. The study analyzed data from over 43,000 US adults and revealed a higher lifetime rate of psychiatric disorders among US-born Mexican Americans and non-Hispanic Whites.

Racial disparities noted in immune system genes

Researchers found that African Americans are more likely to carry genetic variants stimulating inflammation and less likely to have anti-inflammatory proteins. These findings suggest evolutionary changes in the human genome may impact inflammation.

Tamoxifen's risks similar in African American and white women

A study of over 20,000 women found tamoxifen reduces contralateral breast cancer risk by 47% in both African American and white populations. However, tamoxifen use is associated with a higher risk of thromboembolic events, particularly when combined with chemotherapy.

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.

Economic stress difficult for families regardless of ethnicity

This study found that economic hardship has similar effects on Mexican-American and European-American families, leading to higher rates of depression and marital problems. Acculturation levels were also linked to family pathways, with more acculturated mothers experiencing marital issues but less hostile parenting.

American ethnic groups less likely to have cholesterol controlled

Researchers found that Hispanic Americans were 36% less likely than non-Hispanic whites to have properly controlled cholesterol, while Chinese Americans showed no difference. Treatment was often insufficient to meet recommended goals, with only 22% of patients who qualified for medication having their LDL cholesterol under control.

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.

Socio-economic factors sway African-Americans

African-Americans report lower annual quit rates compared to Whites, with cultural norms and parental prohibitions playing a significant role in curbing smoking tendencies. Community-based initiatives can be more effective than cessation programs in reducing smoking rates among African-Americans.

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.

Racial differences, poverty linked to mammography use

A new study found that racial differences and poverty significantly impact mammography use among poor, rural women over 40. Native American and African American women had lower knowledge of breast cancer screening procedures compared to white women. The study sheds light on the need for targeted interventions to improve cancer screenin...

Whites more likely to misidentify tools as guns when linked to black faces

Researchers at Ohio State University conducted experiments showing that white Americans are more likely to misidentify tools as guns when shown a picture of an African American before seeing the tool or gun. In contrast, they were less likely to make this mistake when shown a picture of a white person. The study suggests that unconscio...

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.

Arctic sea ice declines again in 2004, according to U. of Colorado study

The September 2004 sea-ice loss was especially evident in extreme northern Alaska and eastern Siberia, with the decline averaging about 8 percent over the past decade. Climate change is likely playing a significant role, with some models indicating complete disappearance of summer sea ice by 2070.

New grant addresses minority nurse shortage

A $500,000 grant will provide support to students from North Philadelphia entering the first year of their nursing program. The project aims to increase diversity in the nursing profession by providing culturally sensitive activities and professional development sessions.

Researcher looks at racial identity as part of healthy lifestyle

A researcher is creating a new health program that takes into account an individual's ethnic identity to improve health outcomes for African Americans. The program, which will involve 1,000 participants categorized into five ethnic identity groups, aims to match educational materials to each person's cultural beliefs.

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.

Work together, live apart: Study shows racial divide in America's cities

Researchers found that racial segregation patterns diverge between home and work life, with blacks being the most segregated, while whites and Mexican immigrants work over wider areas. Workplace diversity is increasing due to immigration, potentially leading to reduced residential segregation in the future.

Racial segregation in daily flux in Los Angeles

A Dartmouth College study found that groups are less segregated at work than at home in greater Los Angeles, with interracial contact increasing during the workday. Notably, African Americans remain highly segregated both at work and home, while immigrants from Mexico and whites disperse more during the day.

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.

Neanderthal life no tougher than that of 'modern' Inuits

Researchers found that Neanderthals experienced periods of starvation and nutritional stress, but to a lesser extent than modern Inuit who used more advanced technology. Tiny grooves in tooth enamel served as markers of these episodes.

Prison stigma leads to poor health for African American men

African American men face significant barriers in transitioning from prison to society, including limited job opportunities and affordable housing. This can lead to poor health outcomes due to lack of access to healthcare services and insurance.

Smoking, obesity, poor eating highest among young people

A recent survey found that young people are more likely to smoke and have poor eating habits, with rates of obesity increasing across all ethnic groups. Despite some improvements in older adults, these unhealthy behaviors are expected to have serious consequences for future generations.

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.

Scraps of prehistoric fabric provide a view of ancient life

Textile researchers are uncovering secrets about ancient lives through chemical and physical analysis. Fragments of prehistoric fabric provide clues about the status, wealth, and cultural practices of individuals buried in North American archaeological sites. By studying these textiles, experts can gain a deeper understanding of the te...

Minorities hardest hit by Alzheimer's disease

African Americans bear a disproportionate burden of Alzheimer's disease, with early symptoms striking years before white peers. Studies reveal successful methods for involving minority communities in research to combat this growing public health threat.

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.

Racial variations in nursing home resident vision loss

A study examining racial variations in nursing home resident vision loss found cataract was the leading cause of low vision for both African American and white residents, with higher prevalence among African Americans. The study highlights the need for intervention programs aimed at providing surgical services to this population.

Stroke and sensory rehabilitation research

Researchers investigate auditory brainstem responses for early detection of ototoxic hearing loss, as well as sensory rehabilitation methods such as obstacle avoidance training, blind rehabilitation, and constraint-induced therapy. These studies aim to minimize or prevent debilitating hearing loss and improve mobility function in indiv...

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.