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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

Starting on 3 drugs at time of diagnosis benefits Type 2 diabetics

Patients with Type 2 diabetes who start on three medications at diagnosis have better glucose control with lower hemoglobin A1c levels and fewer hypoglycemic events compared to conventional therapy. The triple-therapy regimen also promotes weight loss and preserves beta cell function.

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.

Hormonal therapy for transsexualism safe and effective

A multicenter European study found that short-term hormonal therapy for transsexualism is effective and safe, with few side effects. The treatment, which involves large doses of male or female sex hormones, was shown to be effective in changing the external characteristics of trans individuals.

Testosterone improves verbal learning and memory in postmenopausal women

A new study published in The Endocrine Society's Annual Meeting found that testosterone therapy improved verbal learning and memory in postmenopausal women compared to placebo. Testosterone levels increased with treatment but remained within normal female range, with no major side effects reported.

Testosterone therapy may help improve pain in men with low testosterone

A new study suggests that testosterone therapy can reduce pain perception and tolerance in men with low testosterone levels caused by opioid pain relievers. The study found significant improvements in pain sensitivity during laboratory pain testing after testosterone administration compared to placebo.

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.

Naturally occurring hormone induces egg maturation

A clinical study found that kisspeptin effectively induces egg maturation in women undergoing IVF treatment, reducing the risk of ovarian hyperstimulation syndrome. The hormone triggers natural reproductive hormone release, resulting in healthy babies.

Apple iPhone 17 Pro

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

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.

For some men, it's 'T' time -- test or no test

A study found that testosterone therapy prescriptions increased significantly over 10 years, with 2.29% of men in their 40s and 3.75% of men in their 60s taking some form of testosterone therapy. The trend is driven by direct-to-consumer marketing campaigns and the expansion of low-T centers.

A newly discovered hormone makes ovaries grow

Researchers at Stanford University and Akira University in Japan have discovered a new hormone called R-spondin2 that promotes follicle development and stimulates ovary growth. The hormone, produced by human female eggs, may lead to new infertility treatment options when used with traditional Follicle Stimulating Hormone (FSH).

New possibilities for prostate cancer treatment revealed

Researchers at Monash University have identified a sub-group of cells that can contribute to prostate cancer recurrence, opening up new treatment options. These previously unidentified cells are potential targets for future therapies and may be targeted before the cancer reaches an incurable stage.

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.

Hormone replacement therapy -- clarity at last!

The British Menopause Society and Women's Health Concern have released updated guidelines on Hormone Replacement Therapy (HRT), providing clearer guidance on its role, benefits, and risks. The new recommendations aim to optimize clinical decisions and offer balanced advice for health professionals and women considering HRT treatment.

Heart failure accelerates male 'menopause'

Research presented at the Heart Failure Congress 2013 found that heart failure accelerates the natural process of aging and favours early onset of male 'menopause', also known as andropausal syndrome. The prevalence of AS was four times higher in men with heart failure compared to healthy peers.

HRT improves muscle function

A new study published in The Journal of Physiology found that hormone replacement therapy (HRT) significantly improves muscle function down to the muscle fibre level in postmenopausal women. HRT has been shown to reduce age-related decline in muscle mass and strength, particularly at cellular and molecular levels.

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.

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-and-off approach to prostate cancer treatment may compromise survival

A new study of 1,535 patients with metastatic hormone-sensitive prostate cancer found that taking breaks from hormone-blocking treatments may not be as effective as continuous treatment. The study suggests that patients should be counseled about the potential risks of intermittent therapy if they wish to try it.

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.

Surgical menopause may prime brain for stroke, Alzheimer's

Women who undergo surgical menopause experience a two-fold increase in cognitive decline and dementia due to premature estrogen loss. Research suggests that this leads to increased sensitivity to stressors and abnormal protein production, which can contribute to Alzheimer's disease. Follow-up studies are needed to confirm the findings.

Celestron NexStar 8SE Computerized Telescope

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

No clear evidence that decline in HRT use linked to fall in breast cancer

A recent study published in the Journal of Family Planning and Reproductive Health Care analyzed data from three major studies on hormone replacement therapy (HRT) and found no clear evidence linking its decline to a decrease in breast cancer rates. The authors point out methodological flaws in the original studies, including detection...

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.

Can hormone help treat multiple sclerosis long-term?

A new study found that adrenocorticotropic hormone (ACTH) may be effective in treating people with breakthrough multiple sclerosis. Participants who received ACTH had fewer relapses and no psychiatric side effects, compared to those receiving methylprednisolone.

Virus shows promise as prostate cancer treatment

A modified Newcastle disease virus has been developed to target prostate cancer cells without harming normal cells, offering a new treatment option for hormone-refractory patients. This oncolytic virus uses a retargeted design to minimize off-target losses and reduce the amount of virus needed for treatment.

Sewage lagoons remove most -- but not all -- pharmaceuticals

A recent study found that rural sewage lagoons can effectively remove most commonly used pharmaceuticals and hormones from wastewater, but some compounds persist in the environment. The study, led by Wei Zheng, suggests that increased concentrations of PPCPs were detected in November samples due to warmer temperatures.

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.

Noncoding RNAs offer huge therapeutic and diagnostic potential

Researchers have discovered a vast potential for noncoding RNAs to be used as therapeutic and diagnostic tools. Long noncoding RNAs play significant roles in various diseases, including cancer, diabetes, and other conditions. The emerging concept of microRNAs functioning as hormones has also led to new avenues for disease treatment.

Estrogen fights urinary infection in mouse study

Researchers found that estrogen levels can affect infection susceptibility, bladder health and the inflammatory response to infection in mice with simulated menopause. Boosting estrogen levels may get a second look as an approach for reducing urinary tract infections in menopausal women.

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 hormone therapy shows promise for menopausal symptoms in animal model

A new hormone therapy combining conventional estrogen with a bone-protective SERM-like drug has shown promise in reducing menopausal symptoms and osteoporosis risk without increasing breast cancer risk. The treatment approach, termed TSEC, was tested in postmenopausal nonhuman primates over a 20-month period.

Relaxation good therapy for hot flushes in post-menopausal women

A study conducted by Elizabeth Nedstrand and Lotta Lindh-Åstrand found that applied relaxation therapy reduced hot flushes in postmenopausal women by half. The treatment also showed improvements in quality of life, particularly in memory, concentration, sleep, and anxiety.

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.

Clinical hypnosis can reduce hot flashes after menopause, Baylor study shows

A new study conducted at Baylor University's Mind-Body Medicine Research Laboratory found that hypnotic relaxation therapy significantly reduced hot flashes in postmenopausal women, with a decrease of up to 80% reported. The treatment also showed improvements in quality of life and reductions in anxiety and depression.

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.

Annals of Internal Medicine tip sheet for Oct. 23, 2012

The US Preventive Services Task Force recommends against the use of estrogen and progestin for chronic disease prevention in postmenopausal women. Hormone replacement therapies may reduce fracture risk but increase risk for stroke, thromboembolic events, and urinary incontinence. The recommendations aim to balance benefits with risks.