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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

Study finds patients often consult Twitter for birth control guidance

A new study by Brigham researchers found that patients frequently turn to Twitter for contraception guidance, with a small fraction coming from health professionals. The study suggests opportunities for healthcare professionals to use social media to share accurate information and improve patient outcomes.

Decision aid helps patients make informed decisions about sterilization

Researchers developed a web-based decision aid to support pregnant individuals in making informed decisions about tubal sterilization. The study found that those who used the decision aid had significantly higher knowledge of the procedure's permanence and reduced uncertainty, compared to those who did not use it.

New discovery reveals how the egg controls sperm entry

A new study led by Karolinska Institutet reveals the mechanism of sperm entry into the egg, explaining how mutations in egg coat proteins cause female infertility. The research also suggests potential implications for non-hormonal contraceptives.

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.

A third of trans masculine individuals on testosterone ovulate

A third of trans masculine individuals taking testosterone are found to ovulate, according to a study from Amsterdam UMC's Center of Expertise on Gender Dysphoria. This discovery emphasizes the importance of birth control measures and comprehensive care for trans men who may experience unplanned pregnancy.

Companies sell medical tests with feminist rhetoric

Researchers analyze how companies use feminist narratives to promote unscientific tests and treatments for women, often with uncertain effectiveness. This marketing behavior risks harming women, contributing to overdiagnosis and overtreatment.

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.

Broaden the range of contraceptive methods offered in the consultation room

A recent study by Ellen Algera and colleagues highlights the need for healthcare providers to be more informed about hormone-free and digital contraceptive methods. The researchers found that providers often prioritize risk minimization, leading to a lack of personalized guidance and person-centered care. To address this, Algera calls ...

Apple iPhone 17 Pro

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

Working with community leaders boosts family planning in Tanzania

Researchers at Weill Cornell Medicine found that partnering with local religious leaders increased the adoption of family planning methods in Tanzania. The approach, which involves workshops and training for faith leaders, led to a 19% rise in contraceptive uptake in communities where religious leaders participated.

Hormonal contraceptives in teens may alter risk assessment

A new study suggests that hormonal birth control used by adolescents may influence the development of their brain, leading to altered risk assessment. The researchers found increased myelination and decreased immune cells in the brains of treated rats, while also exhibiting signs of impulsivity in behavior tests.

Celestron NexStar 8SE Computerized Telescope

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

Blood clotting risk quickly drops after stopping hormonal contraceptives

A new study suggests that hormonal contraceptives significantly increase the risk of blood clots, but stopping their use can normalize this risk within two to four weeks. After stopping birth control, clotting markers return to normal levels within one to two weeks and nearly completely by week 12.

Contraceptive pill users less likely to report depression - study

A new study found that oral contraceptive pill users have a lower prevalence of major depression (4.6%) compared to former users (11.4%). The researchers suggest two possible explanations for the findings: removing concerns about unwanted pregnancy and survivor bias.

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.

Genetics influence the risk of blood clots in oral contraceptive users

A new study from Uppsala University has found that women with a high genetic predisposition for blood clots are six times more likely to develop a blood clot during the first two years of using contraceptive pills. This knowledge could be used to identify women at risk and counsel them on alternative methods of contraception.

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.

Websites selling direct-to-consumer Anti-Mullerian Hormone Tests

Websites selling direct-to-consumer AMH tests frequently include misleading information, potentially causing anxiety or reassurance among consumers. The study found that these claims can lead to misplaced decisions on conception or contraceptive plans, highlighting the need for accurate and transparent fertility testing.

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.

Breast cancer overdiagnosis common among older women

A recent study published in Annals of Internal Medicine found that continued breast cancer screening after age 70 is associated with a greater incidence of cancer that likely would not have caused symptoms. Researchers estimate up to 47% of breast cancers found among women aged 74-84 were overdiagnosed.

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.

New study links contraceptive pills and depression

A large-scale study found that women who used combined contraceptive pills were at a greater risk of developing depression than those who did not. The risk was particularly high for teenage users, who had a 130% higher incidence of symptoms of depression.

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.

New genetic target for male contraception identified

Researchers at Washington State University have identified the Arrdc5 gene as a potential target for male contraception. The study found that when this gene is inactivated, it causes significant infertility in males, characterized by decreased sperm count, slowed mobility, and distorted shape.

Model suggests lowering hormone doses in contraceptives

A new computational model suggests that reducing hormone doses in contraceptives could effectively suppress ovulation. The model found that hormone doses could be lowered by up to 92% in estrogen-only contraceptives and 43% in progesterone-only contraceptives, while still preventing ovulation.

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.

Patient-friendly prescription labels improve medication adherence, study finds

A study by University of Georgia researchers found that revised prescription labels with explicit instructions can dramatically improve medication adherence to antihypertension medications, contraceptives, and asthma controllers. This improvement was seen in patients taking these medications, including those with asthma, hypertension, ...

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.

UK study finds vasectomies are even safer than reported

A UK study reviewing over 90,000 vasectomies found that chronic scrotal pain occurs in just 0.2% of patients, while post-operative infection rates are around 1.6%. The study updates outdated figures and aims to encourage more men to undergo the procedure.

Profiling abortions in low- and middle-income countries

A new study published in PLOS Global Public Health found that factors such as marriage status, age, and education are associated with pregnancy termination in 36 low- and middle-income countries. The study used data from over 1.2 million women aged 15-49 and found that married women, those over 30, and those with higher education were ...

Keeping babies alive will lower population growth – new research

Research led by Professor Corey Bradshaw found that higher baby death rates and larger household sizes contribute to higher fertility rates, supporting the need for greater access to family planning and contraception. The study suggests that increasing access to quality contraception can help reduce infant mortality and curb population...

Why migraine frequently occurs during menstruation

Research at Charité – Universitätsmedizin Berlin identifies a possible explanation for migraine frequency during menstruation: higher levels of CGRP, a neurotransmitter that triggers migraines. The study found significant differences in CGRP concentrations between women with migraines and those without, suggesting a hormonal link.

Fluke 87V Industrial Digital Multimeter

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

On-demand male contraceptive shows promise in preclinical study

A new experimental contraceptive drug has been developed by Weill Cornell Medicine investigators, demonstrating the possibility of an on-demand male contraceptive. The study found that a single dose of the sAC inhibitor TDI-11861 temporarily stops sperm movement and prevents pregnancies in preclinical models.

Another promising step toward non-hormonal male contraceptives

Researchers have discovered a new compound that could become an effective non-hormonal male contraceptive by inhibiting the CDK2 protein. The compound, named EF-4-177, showed promising results in mice, with a significant decrease in sperm counts after 28-day exposure.

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.

Call to address women’s reproductive needs holistically

Researchers developed a framework to address women's reproductive needs holistically, combining family planning, contraception, and preconception care. The model suggests teaching children about reproductive health in school and using social media campaigns to raise awareness of reproductive preferences.

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.

Drug candidates could provide new birth control options for men

Researchers are developing new male birth control options that could provide a safer and more effective alternative to hormonal methods. Non-hormonal approaches targeting proteins essential for sperm production are showing promise in clinical trials with minimal side effects.

How hormonal birth control may affect the adolescent brain

Research in rats suggests that hormonal contraceptives may alter the developing prefrontal cortex, increasing stress hormone production and disrupting signal transmission. The study's findings have implications for understanding the impact of birth control on teenage behavior and mood.