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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

Osteoporosis: catching a time bomb among the elderly

A study found that only 18.5% of patients with fragility fractures received a proper osteoporosis diagnosis, and even fewer were treated accordingly. This gap in care represents a significant lost opportunity to build bone mass and reduce fracture risk among Canada's aging population.

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.

New long term survival figures give hope to breast cancer patients

Adjuvant treatments with radiotherapy, chemotherapy, and hormone treatment tamoxifen can prevent late recurrences in breast cancer patients. The new findings show a significant decrease in deaths from breast cancer in middle-aged women, with a 30% fall over the past decade in the UK.

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.

Leading breast cancer researchers will present latest findings

Renowned scientists and clinicians will discuss recent advances in breast cancer science and treatment, including new developments in imaging techniques, hormone replacement therapy, and alternative therapies. The symposium will feature prominent speakers from top medical institutions.

Apple iPhone 17 Pro

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

Isoflavone-rich soy products may prevent bone loss in women

A six-month study found that isoflavone-rich soy protein isolate attenuated bone loss in the lumbar spine of perimenopausal women. The treatment group showed a significant reduction in bone mineral density and content compared to the control group. This suggests that soy may be a useful adjunct therapy for preventing osteoporosis in wo...

Hormone therapy doesn't slow heart disease, despite improvements in cholesterol

A major study found that hormone replacement therapy did not slow the progression of heart disease in older women, despite improvements in cholesterol levels. The Estrogen Replacement and Atherosclerosis (ERA) trial used cardiac catheterization to measure narrowing in the heart's arteries caused by a buildup of cholesterol.

Aging alters sleep and hormone levels sooner than expected

Researchers found two stages of age-related deterioration of sleep quality: the first between young adulthood (16-25) and mid-life (35-50), and the second after age 50. Changes in sleep quality were mirrored by changes in hormone secretion, particularly growth hormone, which declined significantly with age.

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.

Unexplained infertility -- the way forward in the fog

For couples experiencing unexplained infertility, a five-step treatment program has shown a 75% success rate in conception. The program includes careful evaluation and escalating steps such as antibiotics, intra-uterine insemination, and IVF with ICSI.

Is testosterone a cause of endometrial cancer?

A team of Dutch doctors and scientists have found a possible link between testosterone and endometrial cancer, with high local pelvic androgen levels and increased expression of androgen receptors detected in patients. The study suggests that androgens may be a co-factor in the development of endometrial cancer.

Annals of Internal Medicine, tip sheet, June 6, 2000

Researchers found that long-term anticoagulant use doesn't reduce venous thromboembolism or death after knee or hip surgery. A new study shows promise in treating scleroderma with recombinant human relaxin, reducing skin thickening and improving mobility.

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.

UCSF to coordinate large clinical trial of new osteoporosis therapy

A large clinical trial is underway at UCSF to study a combination drug therapy for osteoporosis, using recombinant human parathyroid hormone (1-84) and alendronate. The trial aims to combine agents that speed up bone formation and resorption with those that slow down resorption, resulting in a net gain of bone strength.

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.

Duke study suggest new pathway to preserve heart function after attack

A study by Duke University Medical Center has shown that blocking a key enzyme pathway can prevent the onset of heart failure. The researchers found that blocking ß-adrenergic receptor kinase (ßARK) after a heart attack preserves heart function, providing a promising new avenue for treating and preventing heart failure.

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.

Tea drinking improves bone strength in older women

Research published in the American Journal of Clinical Nutrition found that tea drinkers had a 5% greater mean BMD than non-tea drinkers, equating to a 10-20% decline in fracture risk. Isoflavonoids in tea are thought to contribute to this positive effect.

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.

Nose drop drug helps fight AIDS-related cancer

A new anti-angiogenesis drug delivered as a nose drop has shown promising results in treating AIDS-related Kaposi's Sarcoma. The study found a major response rate of 36% among patients, with some experiencing complete remission and others experiencing stabilization or regression of their disease for several weeks after stopping treatment.

Breast cancer risk tied to hormone replacement therapy

A study of postmenopausal women in Los Angeles County found that long-term use of hormone replacement therapy combining estrogen and progestin increases breast cancer risk by 24%. The risk was highest for sequential therapy, but continuous combined therapy showed lower risks. Researchers suggest lowering doses to decrease disease risk.

Study finds no evidence hormone benefits autism

Researchers at the University of North Carolina at Chapel Hill conducted a double-blind study to investigate the effectiveness of synthetic human hormone secretin on children with autism. The study found no difference between groups receiving secretin and placebo, suggesting a potential placebo effect.

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.

Study shows secretin fails to benefit children with autism

A recent study led by Drs. Bodfish and Sandler found no significant improvement in behavior among children with autism treated with synthetic secretin, compared to a placebo. The researchers emphasized the need for further studies to determine the hormone's potential benefits and risks.

Research challenges conventional thinking on ways to treat prostate cancer

Researchers at Memorial Sloan-Kettering Cancer Center challenge current understanding of prostate cancer treatment by showing that testosterone withdrawal triggers a dormant state in tumor cells, rather than causing widespread cell death. This study offers new hope for developing targeted therapies to combat recurrent prostate cancer.

Physicians consistent in prescribing hormone therapy

A recent study of Ontario family physicians and gynecologists found that over 98% of respondents prescribed hormone replacement therapy (HRT) to prevent osteoporosis, with almost 90% citing coronary artery disease as a consideration. The most significant reasons not to prescribe HRT included breast cancer concerns and strong family his...

Tamoxifen found to increase risk of endometrial cancer

A study led by University of Southern California researchers found that tamoxifen therapy for breast cancer increases the risk of endometrial cancer by about 50 percent. The risk is higher in women who have previously used estrogens, are overweight, or have a history of estrogen replacement therapy.

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.

Heart failure deaths reduced by 30 percent with new drug regimen

A study published in the New England Journal of Medicine shows that adding spironolactone to standard treatment regimens for heart failure reduced mortality by 30 percent. The research confirms aldosterone's role in heart failure pathophysiology and opens the door to more effective treatment options.

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.

Hypothyroidism during pregnancy linked to lower IQ for child

A study found that untreated hypothyroidism in pregnant women is associated with lower IQ scores in their children. Children of mothers treated for the condition showed similar intelligence levels to those born to healthy mothers. Early detection and treatment may mitigate the negative effects.

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.

Cholesterol lowering in elderly reduces heart disease and strokes

A new report from the National Cholesterol Education Program (NCEP) states that cholesterol lowering in elderly Americans can significantly reduce heart disease and stroke risk. The NCEP recommends lowering cholesterol through a healthy diet, exercise, and weight management.

Breast cancer patients face increased depression

A study found that breast cancer patients experiencing estrogen deficiency during treatment are at a higher risk of developing depression. Eight women (38 percent) developed major depression, most in the first six months of treatment.

Celestron NexStar 8SE Computerized Telescope

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

High stress hormone levels impair memory

Researchers at WashU Medicine found that high doses of cortisol, produced in response to stress, can significantly impair memory performance after several days. Memory impairment was seen only in those who received a high dose of cortisol and only after four days of treatment.

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.

Growth-Hormone Deficient Babies Are Normal Length At Birth, UB Study Finds

A new study by researchers at University at Buffalo found that babies born with a congenital growth hormone deficiency are of normal length at birth. The study suggests that growth hormone deficiency does not affect fetal growth, and that persistence of hypoglycemia and jaundice are clues for evaluation of pituitary hormones. Replacing...

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 Chemicals Could Lead To First Bone Growth Pill

Researchers have identified three compounds that can stimulate new bone growth in animals, including synthetic chemicals and a natural product. These small molecule compounds are relatively inexpensive, stable, and can be easily modified or formulated, potentially leading to the first osteoporosis treatment to stimulate new bone growth.