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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 iPhone 17 Pro

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

Aetiology of congenital heart disease explained

Researchers identified a specific antibody causing congenital heart block, targeting the p200 part of the Ro protein. The level of this antibody in mothers correlates with the degree of damage to the heart, highlighting a potential marker for high-risk pregnancies.

Anti-depressants used during pregnancy linked to neonatal withdrawal syndrome

A study of WHO database records found 93 cases of SSRIs associated with neonatal convulsions or withdrawal syndrome. Paroxetine was linked to the most cases, suggesting it may cause more severe symptoms than other SSRIs. The findings recommend careful monitoring and lower doses for paroxetine use during pregnancy.

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.

Progesterone therapy could prevent thousands of preterm births

Researchers estimate that progesterone therapy could reduce the rate of recurrent preterm birth in the US by about 2%, preventing around 10,000 premature births annually. The study's findings are based on a clinical trial showing a significant reduction in preterm birth risk among women with a history of spontaneous preterm birth.

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.

New treatment guidelines for pregnant women with asthma

The new guidelines recommend a stepwise approach to asthma care, monitoring medication intensity based on severity. Asthma exacerbations during pregnancy pose risks to both mother and fetus, highlighting the importance of asthma management.

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.

Screening for genital herpes should be targeted

A blood test for HSV-2 can detect antibodies in people at high risk for STDs, HIV-positive individuals, and those whose partners have the virus. Pregnant women with uninfected partners do not require screening, as most women develop antibodies after three months of infection.

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.

No long-term harm from repeated prenatal ultrasound examination

A study of over 2700 children found repeated prenatal ultrasounds during pregnancy had no long-term impact on growth or development. Physical and developmental assessments showed similar outcomes between children exposed to multiple ultrasounds and those with a single scan.

Good results with only one egg in in-vitro fertilization

A study of 661 women found that transferring only one embryo during IVF resulted in fewer multiple births and higher pregnancy rates. The single-embryo group had a significantly lower proportion of deliveries with twins or more siblings compared to the two-embryo group.

Female condoms overlooked in fight against spread of HIV/AIDS

Researchers argue that female condoms are a vital method of protection against HIV/AIDS but have been dismissed due to cost and esthetics. Advocates need to reposition the product as an empowering way to approach reproductive health, emphasizing its benefits in reducing transmission of AIDS.

Meta Quest 3 512GB

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

A key to pregnancy-associated malaria

Researchers have discovered VAR2CSA, a protein that enables malaria parasites to infect the placenta during pregnancy. Women with high levels of antibodies against this protein experience fewer complications and give birth to healthier babies.

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 do African-American women have more pregnancy problems?

Researchers at the University of Michigan are collaborating on a three-year project to address racial disparities in pregnancy outcomes. The study aims to develop more comprehensive and coordinated prenatal care strategies, as well as evaluate the role of leadership, providers, and patients in improving health equity.

Marijuana use could cause tubal pregnancies

A study published in Nature Medicine found that marijuana use can cause tubal pregnancies by over-stimulating the CB1 receptor, necessary for embryo transport. The receptor's role in regulating muscle contraction to move embryos through the oviduct was discovered using a mouse model.

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.

Pregnancy is a risk factor for restless legs syndrome

A large study found that at least one in four pregnant women experience restless legs syndrome, with symptoms worsening during rest and improving with activity. The study suggests a correlation between low iron indicators and the risk of developing RLS, highlighting the need for further research into its causes.

Fortifying food with folic acid benefits babies

A Canadian study found that fortifying foods with folic acid reduced the incidence of neural tube defects in babies from Newfoundland and Labrador by 70%. The blood folate levels of women and seniors also increased significantly, indicating a positive impact on fetal development.

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.

Alcohol-use and depression among pregnant and postpartum women

Researchers found that women experiencing depressive symptoms, binge drinking, or smoking during pregnancy may be at risk for depression and alcohol use during the first postpartum year. Early identification and treatment of these comorbid conditions can benefit both mothers and children.

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.

For many adolescent girls, pregnancy may be no accident

A study of low-income African-American adolescent girls aged 14-18 found that those with a desire to become pregnant are more likely to have older partners and engage in casual sex. Researchers emphasize the need for targeted education and policy changes to address the root causes of adolescent childbearing.

Creality K1 Max 3D Printer

Creality K1 Max 3D Printer rapidly prototypes brackets, adapters, and fixtures for instruments and classroom demonstrations at large build volume.

A mother's obesity can cause malformations in her children

A study of 2060 children reveals that maternal obesity is a major predictor of cardiac and minor malformations, while gestational diabetes only predicts skeletal malformations. The authors suggest that excess energy and insulin resistance contribute to malformations.

Anxiety during pregnancy affects child behavior

A study found that high maternal anxiety during a specific period in pregnancy (12-22 weeks) can program the fetus's brain, increasing susceptibility to childhood disorders. This effect was more pronounced than other factors such as smoking or low birthweight.

Self-confidence, future goals deter teen pregnancy

Research suggests that girls with low confidence in themselves and their educational future, as well as those from families with lower education levels, are more likely to become pregnant. Encouraging academic success and supporting young people's aspirations could help reduce teen pregnancy rates.

A pregnant pause for unexpected interactions

A new mouse model reveals that early pregnancy loss is triggered by the immune system's interference with reproductive hormones, specifically progesterone. This finding may contribute to human infertility and recurrent pregnancy loss, providing a potential target for therapy.

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.

JCI table of contents, 1 July 2004

A new mouse model study identifies the connection between maternal immune activation and reproductive hormone secretion systems, linking them to pregnancy loss. The researchers found that an inflammatory response caused by activated CD40 receptor led to embryo resorption due to decreased progesterone levels.

EU enlargement could lead to fertility tourism from West to East

Eastern European countries like Slovenia and Hungary are achieving high IVF success rates comparable to the West, making them attractive options for fertility tourism. The availability of affordable treatment options has increased due to cheaper drugs, bringing costs down.

Single embryo transfer - a new understanding of factors for success

A randomized study of 661 patients found single embryo transfer (SET) had a similar pregnancy rate as double embryo transfer (DET), with an ongoing pregnancy rate of 39.7% and 43.5%. The study highlights the importance of proper embryo selection and freezing program management in SET.

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.

Study: Too few doctors ask teens about smoking

Researchers found that younger patients, rural areas, and pregnant women were more likely to have their smoking status recorded in patient charts. However, only 50% of identified teen smokers received physician advice to quit and counseling was the most common form of assistance offered.

Celestron NexStar 8SE Computerized Telescope

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

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.

Fortification of food supply with folic acid

Fortifying food supply with folic acid can markedly lower the risk of neural tube defects in offspring, such as spina bifida. The long-term safety of folic acid has been debated, but fortification is considered a better way to reach most women worldwide.