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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

Vitamin D supplements should be given to Asian children for two years from birth

Researchers analyze cases of vitamin D deficiency in UK and conclude that supplementing Asian children for two years from birth can curb re-emergence of the deficiency. Vitamin D deficiency is linked to various health problems, including rickets, poor tooth formation, and increased risk of multiple sclerosis and cardiovascular disease.

Mexican Americans have higher risk of stroke recurrence

A study examining stroke recurrence in Mexican Americans found they have a higher risk of recurrent strokes compared to non-Hispanic whites. This increased risk is associated with a higher mortality rate, highlighting the need for targeted interventions to improve outcomes.

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.

Two strokes and you're out?

A new study published in Annals of Neurology found that Mexican-Americans are more likely to suffer another stroke in the first two years after living through one, and have a significantly higher risk of dying from it. The researchers emphasize the importance of secondary prevention measures for this population.

Major genetic risk factor found for prostate cancer

Researchers at Harvard Medical School have identified a DNA segment on chromosome 8 that is a major risk factor for prostate cancer, especially in younger African American men. The study found that this region increases the likelihood of prostate cancer by about doubling it in younger African Americans.

Researchers discover genetics markers to help predict risk for preterm birth

Two genetic markers, one associated with African American babies and the other with women with chronic hypertension, have been identified as potential predictors of preterm birth. The findings could lead to improved diagnosis, prevention, and treatment of preterm birth, reducing its risks for lifelong health complications.

African Americans have lower response rate to standard therapy for hepatitis C

A study found that African Americans with hepatitis C infection experience a lower response rate to peginterferon alfa-2a and ribavirin combination treatment compared to Caucasian Americans. The racial difference in viral responses was seen as early as the fourth week of treatment, with African Americans having a significantly lower su...

Apple iPhone 17 Pro

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

Projected costs of stroke in the United States top $2 trillion dollars

Estimated costs of ischemic stroke in the US will exceed $2.2 trillion by 2050, with non-Hispanic whites facing a cost of $1.52 trillion and African Americans facing a higher per capita cost of $25,782. The study highlights ethnic disparities in stroke-related healthcare access and outcomes.

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.

New study examines children's exposure to neighborhood poverty

A new study found that children from minority groups face higher rates of neighborhood poverty than their white and Asian counterparts. Between 1990-2000, African-American children benefited the most from declining poverty rates, while poor white children were more likely to live in non-poor neighborhoods.

Multiracial congregations offer different social ties

Researchers found that multiracial congregations have dramatically different social ties compared to other Americans. Members in these congregations reported feeling accepted and having cross-racial friendships, which is lower than those in same-race or non-congregation groups.

More than 3 percent of US teens have exchanged sex for money or drugs

A large representative survey found that 3.5% of adolescents in the US had ever exchanged sex for drugs or money, with higher rates among African American youths and those from non-traditional family setups. The study also showed a significant link between exchanging sex and drug use, as well as depression and having been forced into sex.

Extreme heat: Who is most likely to die?

A recent study found that extreme heat increases mortality risk among the elderly, diabetics, and African Americans. The research analyzed 7.8 million deaths across US cities from 1989 to 2000, revealing a significant association between extreme temperatures and cardiovascular-related deaths in African Americans.

Race affects medication adherence in type 2 diabetes

A new study found that African Americans have lower adherence rates to type 2 diabetes medication compared to whites. The researchers analyzed data from over 2,700 Medicaid patients and found that black patients were 12% less likely to take their medication as prescribed.

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.

All work, no perks for Hispanic forest labor in the US

A recent study published in Policy Sciences examines the ethnic differences in job quality among US forest workers. The research reveals that Hispanic workers face more onerous jobs with fewer benefits, including less job security and no health insurance compared to white workers.

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.

SOPHE journals examine new research & practice solutions

The SAGE journals examine the latest research and best practices in public health education to address health disparities. Key findings highlight the importance of a transdisciplinary approach and community-driven initiatives, such as the Racial and Ethnic Approaches to Community Health (REACH) program.

Racial differences found in emphysema onset

Researchers confirm racial biological differences in emphysema distribution and severity between African Americans and Caucasians. The study suggests that the mechanism underlying the disease may vary between races, highlighting the need for targeted antismoking policies and improved treatment options for African American patients.

African American women need to receive HPV vaccine

The HPV vaccine protects against two types of HPV responsible for 70% of cervical cancer cases. Targeted school-based vaccination clinics are proposed as an effective strategy to reach at-risk African American females.

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.

Non-Hispanic blacks have best hearing in US, new study shows

A new study found that non-Hispanic blacks have the best hearing thresholds among three major ethnic groups in the US, with Mexican Americans falling in between. The median hearing levels of U.S. adults have not changed significantly since the early 1970s, despite increased noise sources.

Race plays a key role in prostate cancer survival rates

A study comparing Japanese American and white male patients who received hormone treatment for prostate cancer found that the former had a significantly higher five-year overall survival rate of 66% compared to 42%. The result was not affected by cancer stage or PSA levels, suggesting genetic and lifestyle factors may play a role.

New way to assess risk of heart disease in ethnic groups

A new calculator tool, ETHRISK, has been developed to better assess the risk of heart disease in British black and minority ethnic groups. The tool is based on a re-calibration of the Framingham risk equations and provides more realistic assessments of heart disease risks within a 10-year period.

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.

Hispanic 3-year-olds more likely to be obese than black or white children

A new study by Mathematica Policy Research found that Hispanic 3-year-olds are more likely to be obese than their black and white counterparts. The research surveyed over 2,500 children born in US hospitals between 1998 and 2000, and adjusted for socioeconomic factors such as education level and access to food.

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.

Name can lead to housing discrimination

A study by Oregon State University found that housing discrimination can occur based on name, with some landlords reacting more negatively to minority-sounding names. The research used a large sample of e-mail inquiries to landlords in Los Angeles and found significant differences in responses received by different names.

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.

Our racial identity affects who we see

Researchers found that visual perception is influenced by one's racial group membership, with Black-primed and White-primed biracial individuals differing significantly in their search patterns. The study demonstrates the malleability of visual perception to top-down influences.

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.

New Queen's-led project will explore ethnic diversity issues

The 'Ethnicity and Democratic Governance' project, led by Queen's Professor Bruce Berman, explores the complexities of democracy in multi-ethnic states and how to accommodate linguistic and cultural diversity. The team aims to develop practical tools for managing ethnic conflicts and promoting social justice.

Mammography screenings for breast cancer show racial and ethnic disparities

A six-year study analyzing data from 1 million mammograms reveals racial and ethnic disparities in breast cancer screenings. African-American women are more likely to have inadequate screening before diagnosis, whereas Asian and Native American women tend to underutilize mammography, leading to higher advanced-stage tumor rates.

Differences in pregnancy risks and outcomes among immigrant groups to the US

This study compares pregnancy risks and outcomes among babies born to foreign-born Asian-Indian, U.S.-born Asian-Indian, foreign-born Mexican, and U.S.-born Mexican mothers. Foreign-born Asian-Indian women face higher rates of low birth weight and small for gestational age babies despite a low-risk socio-demographic profile.

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.

Teens' herbal product use associated with illicit substance use

A recent study found that teens who use herbal remedies are four times more likely to have used inhalants and eight times more likely to have used heroin. The study suggests that parents and healthcare providers should ask about herbal product use to identify potential substance abuse issues.

Minority women face 'double jeopardy' of workplace harrassment

A study by University of Toronto researchers found that minority women experience a cumulative effect of racial and sexual harassment in the workplace. The additive theory supported by the data suggests that these two forms of harassment compound, with minority women facing higher rates than others.

Lumbee Native Americans have higher cardiovascular risks

A new analysis by Duke Clinical Research Institute researchers reveals that Lumbees have a significantly higher burden of cardiovascular risk factors. The study found that Lumbees who came to the hospital for heart treatment had higher rates of diabetes, hypertension, and prior history of coronary artery disease.

Insulin levels in African American children worsen through puberty

A recent study found that insulin levels increase in African American children during puberty, making them more susceptible to Type 2 diabetes. The study, which tracked participants over seven years, also revealed that pancreatic beta-cell function decreases in African American youth, further exacerbating the risk.

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.

Blood levels of suspected carcinogen vary by race, ethnicity

A new study reveals that blood levels of perfluorinated compounds (PFCs), suspected carcinogens linked to cancer and developmental problems, vary significantly among racial and ethnic groups in the US. The CDC found non-Hispanic white males had the highest levels of PFCs, with age having no influence on their concentrations.

Hypertension drug may restore cardiovascular function in African Americans

A recent study found that the hypertension drug nebivolol can restore the balance between nitric oxide and oxidative stress, potentially correcting problems associated with high blood pressure. The researchers used nanosensors to test levels of nitric oxide in single cells from donors of various ethnic backgrounds.

Research shows fat fuels inflammation killer

Research from the University of Warwick reveals that increased levels of sE-selectin are strongly associated with measures of obesity and waist fat. This inflammation can lead to various health issues like thrombosis, heart disease, strokes, and diabetes.

Meta Quest 3 512GB

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

Let patients use their own terms to describe ethnicity

A study published in the American Journal of Public Health found that using open-ended questions to collect patient-reported data on ethnicity resulted in lower rates of missing values and unusable data compared to traditional closed-ended methods. This method also better captured the nuances of patients' self-identified ethnicities.

Early California: A killing field

University of Utah archaeologist Jack M. Broughton's study of ancient Native American bird bones reveals that California wasn't always abundant in wildlife as settlers arrived. Indigenous people hunted some species to local extinction, and wildlife returned after European diseases decimated Indian populations.

Gene variation increases SIDS risk in African Americans

A study found that African American infants with the common genetic variation Y1103 are 24 times more likely to die from SIDS than those without it. The variation affects sodium channels in cardiac muscle cells, increasing the risk of abnormal heart rhythms and sudden death.

Study on hypertension indicates racial disparity among Hispanics

A recent study by Dr. Luisa Borrell at Columbia University's Mailman School of Public Health reveals a racial disparity in hypertension among Hispanics, suggesting that being Black within this ethnic group is associated with the highest prevalence of high blood pressure. The research highlights the importance of addressing health inequ...

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.

Hypertension data may mask racial disparities among Hispanics

A recent study suggests that U.S. Hispanics have lower rates of high blood pressure than non-Hispanics, but this advantage disappears when race is accounted for. The research found that black Hispanics exhibit the highest prevalence of hypertension, regardless of their ethnicity.

Less than half of US healthcare workers get flu shots

A UCLA/Harvard study reveals that less than half of US healthcare workers receive flu shots, with lower rates among African American and younger workers. This low vaccination rate increases the likelihood of flu transmission to patients, highlighting the need for targeted educational campaigns to improve outreach and vaccination rates.