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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

Layered cocktails inspire new form of male birth control

Researchers have developed a medium-term, reversible form of male contraception using layers of materials to block the vas deferens. The approach involves injecting four layers into the duct, which can be broken down and reformed by heat, allowing for temporary sterilization.

Long-acting contraceptive designed to be self-administered via microneedle patch

A new long-acting contraceptive designed for self-administration via microneedle patch technology has shown promise in animal testing, providing a therapeutic level of contraception for over a month with a single application. The experimental patch uses biodegradable polymers to slowly release the contraceptive hormone levonorgestrel.

Readiness for first sex is about more than age for many young Britons

Research finds that nearly half of young Britons don't feel ready for their first sexual experience, regardless of age. The study highlights the need for a more nuanced approach to addressing this milestone, taking into account factors such as partnership stability and communication skills.

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.

Information on reproductive health outcomes lacking in Catholic hospitals

Researchers found that Catholic health care facilities often limit common women's health services like contraception and sterilization, and may only offer pills as a contraceptive method. The study highlights the need for further exploration of how institutional restrictions impact patient outcomes.

Requests for emergency contraception could be an important sign of abuse

A new UK study found that women experiencing domestic violence and abuse are more than twice as likely to request emergency contraception, highlighting a possible indicator of abuse. The research suggests that healthcare professionals can play a crucial role in identifying and referring these women to specialist support services.

Apple iPhone 17 Pro

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

When it comes to using birth control, both intention and attitude matter

A new VA study found that women's attitudes towards becoming pregnant also play a role in their contraceptive use. Women who don't plan on getting pregnant but are open to the idea may be less likely to use birth control. The study, which analyzed data from 858 women veterans, suggests that routine assessment is needed to help women ma...

Religious leaders' support may be key to modern contraception

Women in Nigeria who received support from clerics were significantly more likely to use modern contraceptives. In contrast, strong religious adherence was linked to lower contraceptive use rates. The study emphasizes the importance of engaging religious leaders to promote family planning services and improve maternal health outcomes.

Fluke 87V Industrial Digital Multimeter

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

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.

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.

Study shows barriers exist for Texas adolescents seeking emergency contraception

A new study found that almost half of pharmacies in Texas have an age requirement for purchase and over half require consultation prior to buying emergency contraception. The study also revealed inadequate pharmacy staff knowledge about the effective use of levonorgestrel (LNG) 1.5mg oral tablet, a common form of emergency contraception.

Does concussion recovery and symptom severity differ between men and women?

A new study reveals significant differences in post-concussion symptom severity and length of recovery between male and female college athletes. Notably, female athletes who used hormonal contraceptives experienced different outcomes compared to non-users, suggesting a potential impact on concussion recovery.

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.

Women choose more effective contraception when cost not an issue

A recent study by Penn State researchers found that women are choosing more effective, long-term methods of contraception when cost is not an issue. Since the Affordable Care Act mandate required private health insurance plans to cover all FDA-approved contraceptive methods without cost-sharing, privately insured women have been using ...

Sexual behavior of university students

The study found that university students lack knowledge of responsible sexuality and family planning methods. Girls tend to have healthier attitudes and more knowledge about sexual health, but both sexes show little awareness of sexually transmitted infections. The researchers highlight the importance of sex education in universities.

Ohio State study reveals no link between hormonal birth control and depression

A new study by researchers at The Ohio State University Wexner Medical Center found no evidence of a link between hormonal birth control and depression. Dr. Brett Worly notes that while some groups may be at higher risk of depression, including adolescents and postpartum women, this is not due to the birth control itself.

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.

With cost removed, women choose more effective contraceptive methods

A new study at the University of Utah Health found that removing cost obstacles allows women to access more effective contraceptive methods. The HER Salt Lake Contraceptive Initiative made all forms of contraception available, and participants could change methods at any time in the study, free of charge.

Stroke risk factors unique to women identified

Researchers from Brigham and Women's Hospital have identified unique stroke risk factors in women, including early age of menarche, low levels of dehydroepiandrosterone hormone, and oral estrogen use. The study emphasizes the need for clinicians to consider these factors, particularly in women with a history of pregnancy complications.

Youth consider mobile health units a safe place for sexual health services

Mobile health units offer a portable approach to bringing healthcare to communities, with over 2,000 units in service nationwide. Adolescents surveyed expressed interest in learning about sexual health through MHUs, with high rates of willingness to obtain birth control and recommend the service to friends.

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.

Better-educated men = healthier women and mothers in the developing world

Research shows that men with higher levels of education are more likely to support their partners' reproductive and maternal health, including the use of modern contraceptives and regular prenatal care. Women with better-educated partners are up to 55% more likely to deliver their baby in a hospital staffed by professionals.

Common birth control shot linked to risk of HIV infection

A comprehensive review of available evidence suggests that replacing the DMPA contraceptive shot with alternative methods could help protect women from becoming infected with HIV. The study found that some other forms of contraception do not show the same deleterious effect on immune function as DMPA.

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.

Common birth control shot linked to risk of HIV infection

Research suggests that the DMPA contraceptive shot increases the risk of HIV infection by 40% due to its effects on immune function and genital tract barrier function. Alternative hormonal contraceptives with a different form of progestin may help reduce this risk.

USC researchers develop method to ensure human rights in public health services

USC researchers have developed a new methodology to measure the success of public health work while considering human rights concerns. The approach identifies approximately 40 key indicators that can monitor human rights dimensions in public health services, helping ensure that services serve the people they intend to reach.

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.

Hormonal IUDs have no effect on lactation or breastfeeding

A new study by University of Utah Health and University of New Mexico School of Medicine found that hormonal intrauterine devices (IUDs) do not negatively impact lactation or breastfeeding. Women who received IUDs immediately after birth were able to breastfeed just as well as those who waited several weeks.

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.

Contraceptive pill linked to lowered risk of rheumatoid arthritis

Research published in Annals of the Rheumatic Diseases found a link between prolonged use of oral contraceptives and reduced risk of developing rheumatoid arthritis. However, breastfeeding was not associated with a significant protective effect after accounting for influential factors.

CCP program in Nigeria increases modern contraceptive use, study suggests

A four-year program led by the Johns Hopkins Center for Communication Programs (CCP) increased modern contraceptive method use by 10 percentage points and desire for fewer children in six Nigerian cities. The program's successes were attributed to its coordinated campaign to create demand for family planning services.

Meta Quest 3 512GB

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

Folk contraceptives lead researchers to drugs that block fertilization

Researchers have discovered two chemicals found in anti-fertility folk medicines that can block fertilization, potentially providing an effective alternative to hormone-based contraceptives. The chemicals, pristimerin and lupeol, work by stopping sperm's power kick, allowing for a new type of emergency contraceptive.

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.

Period tracking apps failing users in basic ways, study finds

A new study reveals that period tracking apps frequently fail to meet users' needs, with inaccuracies in prediction, assumptions about sexual identity or partners, and a focus on pink design. The researchers suggest five key improvements for designing better period tracking apps.

Empowerment of women worldwide key to achieving competing goals

A study suggests that increasing women's access to education, reproductive health services, and contraceptive technologies is crucial for achieving sustainable development. Empowering women can help slow down population growth, reduce consumption of resources, and protect biodiversity.

Oral contraceptives reduce general well-being in healthy women

A major randomized study by Karolinska Institutet found that the most common combined oral contraceptive pill negatively affects women's quality of life without increasing depressive symptoms. The study involved 340 healthy women who reported lower mood/well-being and self-control after taking the pill compared to those given placebos.

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.

Successful application of VasalgelTM male contraceptive in monkeys

A new non-hormonal male contraceptive, Vasalgel, has been successfully tested in rhesus monkeys, showing no conception after injection and minimal complications. The study's findings suggest that Vasalgel could be a promising alternative to vasectomy for managing reproductive rates in captive populations.

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.